1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (c) 2012-2020 NVIDIA CORPORATION.  All rights reserved.
4 */
5
6#include <linux/io.h>
7#include <linux/clk.h>
8#include <linux/clk-provider.h>
9#include <linux/clkdev.h>
10#include <linux/of.h>
11#include <linux/of_address.h>
12#include <linux/syscore_ops.h>
13#include <linux/delay.h>
14#include <linux/export.h>
15#include <linux/mutex.h>
16#include <linux/clk/tegra.h>
17#include <dt-bindings/clock/tegra210-car.h>
18#include <dt-bindings/reset/tegra210-car.h>
19#include <linux/sizes.h>
20#include <soc/tegra/pmc.h>
21
22#include "clk.h"
23#include "clk-id.h"
24
25/*
26 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
27 * banks present in the Tegra210 CAR IP block.  The banks are
28 * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
29 * periph_regs[] in drivers/clk/tegra/clk.c
30 */
31#define TEGRA210_CAR_BANK_COUNT			7
32
33#define CLK_SOURCE_CSITE 0x1d4
34#define CLK_SOURCE_EMC 0x19c
35#define CLK_SOURCE_SOR1 0x410
36#define CLK_SOURCE_SOR0 0x414
37#define CLK_SOURCE_LA 0x1f8
38#define CLK_SOURCE_SDMMC2 0x154
39#define CLK_SOURCE_SDMMC4 0x164
40#define CLK_SOURCE_EMC_DLL 0x664
41
42#define PLLC_BASE 0x80
43#define PLLC_OUT 0x84
44#define PLLC_MISC0 0x88
45#define PLLC_MISC1 0x8c
46#define PLLC_MISC2 0x5d0
47#define PLLC_MISC3 0x5d4
48
49#define PLLC2_BASE 0x4e8
50#define PLLC2_MISC0 0x4ec
51#define PLLC2_MISC1 0x4f0
52#define PLLC2_MISC2 0x4f4
53#define PLLC2_MISC3 0x4f8
54
55#define PLLC3_BASE 0x4fc
56#define PLLC3_MISC0 0x500
57#define PLLC3_MISC1 0x504
58#define PLLC3_MISC2 0x508
59#define PLLC3_MISC3 0x50c
60
61#define PLLM_BASE 0x90
62#define PLLM_MISC1 0x98
63#define PLLM_MISC2 0x9c
64#define PLLP_BASE 0xa0
65#define PLLP_MISC0 0xac
66#define PLLP_MISC1 0x680
67#define PLLA_BASE 0xb0
68#define PLLA_MISC0 0xbc
69#define PLLA_MISC1 0xb8
70#define PLLA_MISC2 0x5d8
71#define PLLD_BASE 0xd0
72#define PLLD_MISC0 0xdc
73#define PLLD_MISC1 0xd8
74#define PLLU_BASE 0xc0
75#define PLLU_OUTA 0xc4
76#define PLLU_MISC0 0xcc
77#define PLLU_MISC1 0xc8
78#define PLLX_BASE 0xe0
79#define PLLX_MISC0 0xe4
80#define PLLX_MISC1 0x510
81#define PLLX_MISC2 0x514
82#define PLLX_MISC3 0x518
83#define PLLX_MISC4 0x5f0
84#define PLLX_MISC5 0x5f4
85#define PLLE_BASE 0xe8
86#define PLLE_MISC0 0xec
87#define PLLD2_BASE 0x4b8
88#define PLLD2_MISC0 0x4bc
89#define PLLD2_MISC1 0x570
90#define PLLD2_MISC2 0x574
91#define PLLD2_MISC3 0x578
92#define PLLE_AUX 0x48c
93#define PLLRE_BASE 0x4c4
94#define PLLRE_MISC0 0x4c8
95#define PLLRE_OUT1 0x4cc
96#define PLLDP_BASE 0x590
97#define PLLDP_MISC 0x594
98
99#define PLLC4_BASE 0x5a4
100#define PLLC4_MISC0 0x5a8
101#define PLLC4_OUT 0x5e4
102#define PLLMB_BASE 0x5e8
103#define PLLMB_MISC1 0x5ec
104#define PLLA1_BASE 0x6a4
105#define PLLA1_MISC0 0x6a8
106#define PLLA1_MISC1 0x6ac
107#define PLLA1_MISC2 0x6b0
108#define PLLA1_MISC3 0x6b4
109
110#define PLLU_IDDQ_BIT 31
111#define PLLCX_IDDQ_BIT 27
112#define PLLRE_IDDQ_BIT 24
113#define PLLA_IDDQ_BIT 25
114#define PLLD_IDDQ_BIT 20
115#define PLLSS_IDDQ_BIT 18
116#define PLLM_IDDQ_BIT 5
117#define PLLMB_IDDQ_BIT 17
118#define PLLXP_IDDQ_BIT 3
119
120#define PLLCX_RESET_BIT 30
121
122#define PLL_BASE_LOCK BIT(27)
123#define PLLCX_BASE_LOCK BIT(26)
124#define PLLE_MISC_LOCK BIT(11)
125#define PLLRE_MISC_LOCK BIT(27)
126
127#define PLL_MISC_LOCK_ENABLE 18
128#define PLLC_MISC_LOCK_ENABLE 24
129#define PLLDU_MISC_LOCK_ENABLE 22
130#define PLLU_MISC_LOCK_ENABLE 29
131#define PLLE_MISC_LOCK_ENABLE 9
132#define PLLRE_MISC_LOCK_ENABLE 30
133#define PLLSS_MISC_LOCK_ENABLE 30
134#define PLLP_MISC_LOCK_ENABLE 18
135#define PLLM_MISC_LOCK_ENABLE 4
136#define PLLMB_MISC_LOCK_ENABLE 16
137#define PLLA_MISC_LOCK_ENABLE 28
138#define PLLU_MISC_LOCK_ENABLE 29
139#define PLLD_MISC_LOCK_ENABLE 18
140
141#define PLLA_SDM_DIN_MASK 0xffff
142#define PLLA_SDM_EN_MASK BIT(26)
143
144#define PLLD_SDM_EN_MASK BIT(16)
145
146#define PLLD2_SDM_EN_MASK BIT(31)
147#define PLLD2_SSC_EN_MASK 0
148
149#define PLLDP_SS_CFG	0x598
150#define PLLDP_SDM_EN_MASK BIT(31)
151#define PLLDP_SSC_EN_MASK BIT(30)
152#define PLLDP_SS_CTRL1	0x59c
153#define PLLDP_SS_CTRL2	0x5a0
154
155#define PMC_PLLM_WB0_OVERRIDE 0x1dc
156#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0
157
158#define UTMIP_PLL_CFG2 0x488
159#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
160#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
161#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
162#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
163#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
164#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
165#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
166#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
167#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
168#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)
169
170#define UTMIP_PLL_CFG1 0x484
171#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
172#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
173#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
174#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
175#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
176#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
177#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)
178
179#define SATA_PLL_CFG0				0x490
180#define SATA_PLL_CFG0_PADPLL_RESET_SWCTL	BIT(0)
181#define SATA_PLL_CFG0_PADPLL_USE_LOCKDET	BIT(2)
182#define SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL		BIT(4)
183#define SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE	BIT(5)
184#define SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE	BIT(6)
185#define SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE	BIT(7)
186
187#define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ		BIT(13)
188#define SATA_PLL_CFG0_SEQ_ENABLE		BIT(24)
189
190#define XUSBIO_PLL_CFG0				0x51c
191#define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL	BIT(0)
192#define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL	BIT(2)
193#define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET	BIT(6)
194#define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ	BIT(13)
195#define XUSBIO_PLL_CFG0_SEQ_ENABLE		BIT(24)
196
197#define UTMIPLL_HW_PWRDN_CFG0			0x52c
198#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK	BIT(31)
199#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE	BIT(25)
200#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE	BIT(24)
201#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(7)
202#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET	BIT(6)
203#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE	BIT(5)
204#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL	BIT(4)
205#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
206#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE	BIT(1)
207#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL	BIT(0)
208
209#define PLLU_HW_PWRDN_CFG0			0x530
210#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE	BIT(28)
211#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE		BIT(24)
212#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT	BIT(7)
213#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET		BIT(6)
214#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL	BIT(2)
215#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL	BIT(0)
216
217#define XUSB_PLL_CFG0				0x534
218#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY		0x3ff
219#define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK	(0x3ff << 14)
220
221#define SPARE_REG0 0x55c
222#define CLK_M_DIVISOR_SHIFT 2
223#define CLK_M_DIVISOR_MASK 0x3
224
225#define CLK_MASK_ARM	0x44
226#define MISC_CLK_ENB	0x48
227
228#define RST_DFLL_DVCO 0x2f4
229#define DVFS_DFLL_RESET_SHIFT 0
230
231#define CLK_RST_CONTROLLER_CLK_OUT_ENB_X_SET	0x284
232#define CLK_RST_CONTROLLER_CLK_OUT_ENB_X_CLR	0x288
233#define CLK_OUT_ENB_X_CLK_ENB_EMC_DLL		BIT(14)
234
235#define CLK_RST_CONTROLLER_RST_DEV_Y_SET 0x2a8
236#define CLK_RST_CONTROLLER_RST_DEV_Y_CLR 0x2ac
237#define CPU_SOFTRST_CTRL 0x380
238
239#define LVL2_CLK_GATE_OVRA 0xf8
240#define LVL2_CLK_GATE_OVRC 0x3a0
241#define LVL2_CLK_GATE_OVRD 0x3a4
242#define LVL2_CLK_GATE_OVRE 0x554
243
244/* I2S registers to handle during APE MBIST WAR */
245#define TEGRA210_I2S_BASE  0x1000
246#define TEGRA210_I2S_SIZE  0x100
247#define TEGRA210_I2S_CTRLS 5
248#define TEGRA210_I2S_CG    0x88
249#define TEGRA210_I2S_CTRL  0xa0
250
251/* DISPA registers to handle during MBIST WAR */
252#define DC_CMD_DISPLAY_COMMAND 0xc8
253#define DC_COM_DSC_TOP_CTL 0xcf8
254
255/* VIC register to handle during MBIST WAR */
256#define NV_PVIC_THI_SLCG_OVERRIDE_LOW 0x8c
257
258/* APE, DISPA and VIC base addesses needed for MBIST WAR */
259#define TEGRA210_AHUB_BASE  0x702d0000
260#define TEGRA210_DISPA_BASE 0x54200000
261#define TEGRA210_VIC_BASE  0x54340000
262
263/*
264 * SDM fractional divisor is 16-bit 2's complement signed number within
265 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
266 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
267 * indicate that SDM is disabled.
268 *
269 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
270 */
271#define PLL_SDM_COEFF BIT(13)
272#define sdin_din_to_data(din)	((u16)((din) ? : 0xFFFFU))
273#define sdin_data_to_din(dat)	(((dat) == 0xFFFFU) ? 0 : (s16)dat)
274/* This macro returns ndiv effective scaled to SDM range */
275#define sdin_get_n_eff(cfg)	((cfg)->n * PLL_SDM_COEFF + ((cfg)->sdm_data ? \
276		(PLL_SDM_COEFF/2 + sdin_data_to_din((cfg)->sdm_data)) : 0))
277
278/* Tegra CPU clock and reset control regs */
279#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS	0x470
280
281#ifdef CONFIG_PM_SLEEP
282static struct cpu_clk_suspend_context {
283	u32 clk_csite_src;
284} tegra210_cpu_clk_sctx;
285#endif
286
287struct tegra210_domain_mbist_war {
288	void (*handle_lvl2_ovr)(struct tegra210_domain_mbist_war *mbist);
289	const u32 lvl2_offset;
290	const u32 lvl2_mask;
291	const unsigned int num_clks;
292	const unsigned int *clk_init_data;
293	struct clk_bulk_data *clks;
294};
295
296static struct clk **clks;
297
298static void __iomem *clk_base;
299static void __iomem *pmc_base;
300static void __iomem *ahub_base;
301static void __iomem *dispa_base;
302static void __iomem *vic_base;
303
304static unsigned long osc_freq;
305static unsigned long pll_ref_freq;
306
307static DEFINE_SPINLOCK(pll_d_lock);
308static DEFINE_SPINLOCK(pll_e_lock);
309static DEFINE_SPINLOCK(pll_re_lock);
310static DEFINE_SPINLOCK(pll_u_lock);
311static DEFINE_SPINLOCK(sor0_lock);
312static DEFINE_SPINLOCK(sor1_lock);
313static DEFINE_SPINLOCK(emc_lock);
314static DEFINE_MUTEX(lvl2_ovr_lock);
315
316/* possible OSC frequencies in Hz */
317static unsigned long tegra210_input_freq[] = {
318	[5] = 38400000,
319	[8] = 12000000,
320};
321
322#define PLL_ENABLE			(1 << 30)
323
324#define PLLCX_MISC1_IDDQ		(1 << 27)
325#define PLLCX_MISC0_RESET		(1 << 30)
326
327#define PLLCX_MISC0_DEFAULT_VALUE	0x40080000
328#define PLLCX_MISC0_WRITE_MASK		0x400ffffb
329#define PLLCX_MISC1_DEFAULT_VALUE	0x08000000
330#define PLLCX_MISC1_WRITE_MASK		0x08003cff
331#define PLLCX_MISC2_DEFAULT_VALUE	0x1f720f05
332#define PLLCX_MISC2_WRITE_MASK		0xffffff17
333#define PLLCX_MISC3_DEFAULT_VALUE	0x000000c4
334#define PLLCX_MISC3_WRITE_MASK		0x00ffffff
335
336/* PLLA */
337#define PLLA_BASE_IDDQ			(1 << 25)
338#define PLLA_BASE_LOCK			(1 << 27)
339
340#define PLLA_MISC0_LOCK_ENABLE		(1 << 28)
341#define PLLA_MISC0_LOCK_OVERRIDE	(1 << 27)
342
343#define PLLA_MISC2_EN_SDM		(1 << 26)
344#define PLLA_MISC2_EN_DYNRAMP		(1 << 25)
345
346#define PLLA_MISC0_DEFAULT_VALUE	0x12000020
347#define PLLA_MISC0_WRITE_MASK		0x7fffffff
348#define PLLA_MISC2_DEFAULT_VALUE	0x0
349#define PLLA_MISC2_WRITE_MASK		0x06ffffff
350
351/* PLLD */
352#define PLLD_BASE_CSI_CLKSOURCE		(1 << 23)
353
354#define PLLD_MISC0_EN_SDM		(1 << 16)
355#define PLLD_MISC0_LOCK_OVERRIDE	(1 << 17)
356#define PLLD_MISC0_LOCK_ENABLE		(1 << 18)
357#define PLLD_MISC0_IDDQ			(1 << 20)
358#define PLLD_MISC0_DSI_CLKENABLE	(1 << 21)
359
360#define PLLD_MISC0_DEFAULT_VALUE	0x00140000
361#define PLLD_MISC0_WRITE_MASK		0x3ff7ffff
362#define PLLD_MISC1_DEFAULT_VALUE	0x20
363#define PLLD_MISC1_WRITE_MASK		0x00ffffff
364
365/* PLLD2 and PLLDP  and PLLC4 */
366#define PLLDSS_BASE_LOCK		(1 << 27)
367#define PLLDSS_BASE_LOCK_OVERRIDE	(1 << 24)
368#define PLLDSS_BASE_IDDQ		(1 << 18)
369#define PLLDSS_BASE_REF_SEL_SHIFT	25
370#define PLLDSS_BASE_REF_SEL_MASK	(0x3 << PLLDSS_BASE_REF_SEL_SHIFT)
371
372#define PLLDSS_MISC0_LOCK_ENABLE	(1 << 30)
373
374#define PLLDSS_MISC1_CFG_EN_SDM		(1 << 31)
375#define PLLDSS_MISC1_CFG_EN_SSC		(1 << 30)
376
377#define PLLD2_MISC0_DEFAULT_VALUE	0x40000020
378#define PLLD2_MISC1_CFG_DEFAULT_VALUE	0x10000000
379#define PLLD2_MISC2_CTRL1_DEFAULT_VALUE	0x0
380#define PLLD2_MISC3_CTRL2_DEFAULT_VALUE	0x0
381
382#define PLLDP_MISC0_DEFAULT_VALUE	0x40000020
383#define PLLDP_MISC1_CFG_DEFAULT_VALUE	0xc0000000
384#define PLLDP_MISC2_CTRL1_DEFAULT_VALUE	0xf400f0da
385#define PLLDP_MISC3_CTRL2_DEFAULT_VALUE	0x2004f400
386
387#define PLLDSS_MISC0_WRITE_MASK		0x47ffffff
388#define PLLDSS_MISC1_CFG_WRITE_MASK	0xf8000000
389#define PLLDSS_MISC2_CTRL1_WRITE_MASK	0xffffffff
390#define PLLDSS_MISC3_CTRL2_WRITE_MASK	0xffffffff
391
392#define PLLC4_MISC0_DEFAULT_VALUE	0x40000000
393
394/* PLLRE */
395#define PLLRE_MISC0_LOCK_ENABLE		(1 << 30)
396#define PLLRE_MISC0_LOCK_OVERRIDE	(1 << 29)
397#define PLLRE_MISC0_LOCK		(1 << 27)
398#define PLLRE_MISC0_IDDQ		(1 << 24)
399
400#define PLLRE_BASE_DEFAULT_VALUE	0x0
401#define PLLRE_MISC0_DEFAULT_VALUE	0x41000000
402
403#define PLLRE_BASE_DEFAULT_MASK		0x1c000000
404#define PLLRE_MISC0_WRITE_MASK		0x67ffffff
405
406/* PLLE */
407#define PLLE_MISC_IDDQ_SW_CTRL		(1 << 14)
408#define PLLE_AUX_USE_LOCKDET		(1 << 3)
409#define PLLE_AUX_SS_SEQ_INCLUDE		(1 << 31)
410#define PLLE_AUX_ENABLE_SWCTL		(1 << 4)
411#define PLLE_AUX_SS_SWCTL		(1 << 6)
412#define PLLE_AUX_SEQ_ENABLE		(1 << 24)
413
414/* PLLX */
415#define PLLX_USE_DYN_RAMP		1
416#define PLLX_BASE_LOCK			(1 << 27)
417
418#define PLLX_MISC0_FO_G_DISABLE		(0x1 << 28)
419#define PLLX_MISC0_LOCK_ENABLE		(0x1 << 18)
420
421#define PLLX_MISC2_DYNRAMP_STEPB_SHIFT	24
422#define PLLX_MISC2_DYNRAMP_STEPB_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
423#define PLLX_MISC2_DYNRAMP_STEPA_SHIFT	16
424#define PLLX_MISC2_DYNRAMP_STEPA_MASK	(0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
425#define PLLX_MISC2_NDIV_NEW_SHIFT	8
426#define PLLX_MISC2_NDIV_NEW_MASK	(0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
427#define PLLX_MISC2_LOCK_OVERRIDE	(0x1 << 4)
428#define PLLX_MISC2_DYNRAMP_DONE		(0x1 << 2)
429#define PLLX_MISC2_EN_DYNRAMP		(0x1 << 0)
430
431#define PLLX_MISC3_IDDQ			(0x1 << 3)
432
433#define PLLX_MISC0_DEFAULT_VALUE	PLLX_MISC0_LOCK_ENABLE
434#define PLLX_MISC0_WRITE_MASK		0x10c40000
435#define PLLX_MISC1_DEFAULT_VALUE	0x20
436#define PLLX_MISC1_WRITE_MASK		0x00ffffff
437#define PLLX_MISC2_DEFAULT_VALUE	0x0
438#define PLLX_MISC2_WRITE_MASK		0xffffff11
439#define PLLX_MISC3_DEFAULT_VALUE	PLLX_MISC3_IDDQ
440#define PLLX_MISC3_WRITE_MASK		0x01ff0f0f
441#define PLLX_MISC4_DEFAULT_VALUE	0x0
442#define PLLX_MISC4_WRITE_MASK		0x8000ffff
443#define PLLX_MISC5_DEFAULT_VALUE	0x0
444#define PLLX_MISC5_WRITE_MASK		0x0000ffff
445
446#define PLLX_HW_CTRL_CFG		0x548
447#define PLLX_HW_CTRL_CFG_SWCTRL		(0x1 << 0)
448
449/* PLLMB */
450#define PLLMB_BASE_LOCK			(1 << 27)
451
452#define PLLMB_MISC1_LOCK_OVERRIDE	(1 << 18)
453#define PLLMB_MISC1_IDDQ		(1 << 17)
454#define PLLMB_MISC1_LOCK_ENABLE		(1 << 16)
455
456#define PLLMB_MISC1_DEFAULT_VALUE	0x00030000
457#define PLLMB_MISC1_WRITE_MASK		0x0007ffff
458
459/* PLLP */
460#define PLLP_BASE_OVERRIDE		(1 << 28)
461#define PLLP_BASE_LOCK			(1 << 27)
462
463#define PLLP_MISC0_LOCK_ENABLE		(1 << 18)
464#define PLLP_MISC0_LOCK_OVERRIDE	(1 << 17)
465#define PLLP_MISC0_IDDQ			(1 << 3)
466
467#define PLLP_MISC1_HSIO_EN_SHIFT	29
468#define PLLP_MISC1_HSIO_EN		(1 << PLLP_MISC1_HSIO_EN_SHIFT)
469#define PLLP_MISC1_XUSB_EN_SHIFT	28
470#define PLLP_MISC1_XUSB_EN		(1 << PLLP_MISC1_XUSB_EN_SHIFT)
471
472#define PLLP_MISC0_DEFAULT_VALUE	0x00040008
473#define PLLP_MISC1_DEFAULT_VALUE	0x0
474
475#define PLLP_MISC0_WRITE_MASK		0xdc6000f
476#define PLLP_MISC1_WRITE_MASK		0x70ffffff
477
478/* PLLU */
479#define PLLU_BASE_LOCK			(1 << 27)
480#define PLLU_BASE_OVERRIDE		(1 << 24)
481#define PLLU_BASE_CLKENABLE_USB		(1 << 21)
482#define PLLU_BASE_CLKENABLE_HSIC	(1 << 22)
483#define PLLU_BASE_CLKENABLE_ICUSB	(1 << 23)
484#define PLLU_BASE_CLKENABLE_48M		(1 << 25)
485#define PLLU_BASE_CLKENABLE_ALL		(PLLU_BASE_CLKENABLE_USB |\
486					 PLLU_BASE_CLKENABLE_HSIC |\
487					 PLLU_BASE_CLKENABLE_ICUSB |\
488					 PLLU_BASE_CLKENABLE_48M)
489
490#define PLLU_MISC0_IDDQ			(1 << 31)
491#define PLLU_MISC0_LOCK_ENABLE		(1 << 29)
492#define PLLU_MISC1_LOCK_OVERRIDE	(1 << 0)
493
494#define PLLU_MISC0_DEFAULT_VALUE	0xa0000000
495#define PLLU_MISC1_DEFAULT_VALUE	0x0
496
497#define PLLU_MISC0_WRITE_MASK		0xbfffffff
498#define PLLU_MISC1_WRITE_MASK		0x00000007
499
500bool tegra210_plle_hw_sequence_is_enabled(void)
501{
502	u32 value;
503
504	value = readl_relaxed(clk_base + PLLE_AUX);
505	if (value & PLLE_AUX_SEQ_ENABLE)
506		return true;
507
508	return false;
509}
510EXPORT_SYMBOL_GPL(tegra210_plle_hw_sequence_is_enabled);
511
512int tegra210_plle_hw_sequence_start(void)
513{
514	u32 value;
515
516	if (tegra210_plle_hw_sequence_is_enabled())
517		return 0;
518
519	/* skip if PLLE is not enabled yet */
520	value = readl_relaxed(clk_base + PLLE_MISC0);
521	if (!(value & PLLE_MISC_LOCK))
522		return -EIO;
523
524	value &= ~PLLE_MISC_IDDQ_SW_CTRL;
525	writel_relaxed(value, clk_base + PLLE_MISC0);
526
527	value = readl_relaxed(clk_base + PLLE_AUX);
528	value |= (PLLE_AUX_USE_LOCKDET | PLLE_AUX_SS_SEQ_INCLUDE);
529	value &= ~(PLLE_AUX_ENABLE_SWCTL | PLLE_AUX_SS_SWCTL);
530	writel_relaxed(value, clk_base + PLLE_AUX);
531
532	fence_udelay(1, clk_base);
533
534	value |= PLLE_AUX_SEQ_ENABLE;
535	writel_relaxed(value, clk_base + PLLE_AUX);
536
537	fence_udelay(1, clk_base);
538
539	return 0;
540}
541EXPORT_SYMBOL_GPL(tegra210_plle_hw_sequence_start);
542
543void tegra210_xusb_pll_hw_control_enable(void)
544{
545	u32 val;
546
547	val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
548	val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL |
549		 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL);
550	val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET |
551	       XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ;
552	writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
553}
554EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable);
555
556void tegra210_xusb_pll_hw_sequence_start(void)
557{
558	u32 val;
559
560	val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0);
561	val |= XUSBIO_PLL_CFG0_SEQ_ENABLE;
562	writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0);
563}
564EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start);
565
566void tegra210_sata_pll_hw_control_enable(void)
567{
568	u32 val;
569
570	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
571	val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL;
572	val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET |
573	       SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ;
574	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
575}
576EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable);
577
578void tegra210_sata_pll_hw_sequence_start(void)
579{
580	u32 val;
581
582	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
583	val |= SATA_PLL_CFG0_SEQ_ENABLE;
584	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
585}
586EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start);
587
588void tegra210_set_sata_pll_seq_sw(bool state)
589{
590	u32 val;
591
592	val = readl_relaxed(clk_base + SATA_PLL_CFG0);
593	if (state) {
594		val |= SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
595		val |= SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
596		val |= SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
597		val |= SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
598	} else {
599		val &= ~SATA_PLL_CFG0_SATA_SEQ_IN_SWCTL;
600		val &= ~SATA_PLL_CFG0_SATA_SEQ_RESET_INPUT_VALUE;
601		val &= ~SATA_PLL_CFG0_SATA_SEQ_LANE_PD_INPUT_VALUE;
602		val &= ~SATA_PLL_CFG0_SATA_SEQ_PADPLL_PD_INPUT_VALUE;
603	}
604	writel_relaxed(val, clk_base + SATA_PLL_CFG0);
605}
606EXPORT_SYMBOL_GPL(tegra210_set_sata_pll_seq_sw);
607
608void tegra210_clk_emc_dll_enable(bool flag)
609{
610	u32 offset = flag ? CLK_RST_CONTROLLER_CLK_OUT_ENB_X_SET :
611		     CLK_RST_CONTROLLER_CLK_OUT_ENB_X_CLR;
612
613	writel_relaxed(CLK_OUT_ENB_X_CLK_ENB_EMC_DLL, clk_base + offset);
614}
615EXPORT_SYMBOL_GPL(tegra210_clk_emc_dll_enable);
616
617void tegra210_clk_emc_dll_update_setting(u32 emc_dll_src_value)
618{
619	writel_relaxed(emc_dll_src_value, clk_base + CLK_SOURCE_EMC_DLL);
620}
621EXPORT_SYMBOL_GPL(tegra210_clk_emc_dll_update_setting);
622
623void tegra210_clk_emc_update_setting(u32 emc_src_value)
624{
625	writel_relaxed(emc_src_value, clk_base + CLK_SOURCE_EMC);
626}
627EXPORT_SYMBOL_GPL(tegra210_clk_emc_update_setting);
628
629static void tegra210_generic_mbist_war(struct tegra210_domain_mbist_war *mbist)
630{
631	u32 val;
632
633	val = readl_relaxed(clk_base + mbist->lvl2_offset);
634	writel_relaxed(val | mbist->lvl2_mask, clk_base + mbist->lvl2_offset);
635	fence_udelay(1, clk_base);
636	writel_relaxed(val, clk_base + mbist->lvl2_offset);
637	fence_udelay(1, clk_base);
638}
639
640static void tegra210_venc_mbist_war(struct tegra210_domain_mbist_war *mbist)
641{
642	u32 csi_src, ovra, ovre;
643	unsigned long flags = 0;
644
645	spin_lock_irqsave(&pll_d_lock, flags);
646
647	csi_src = readl_relaxed(clk_base + PLLD_BASE);
648	writel_relaxed(csi_src | PLLD_BASE_CSI_CLKSOURCE, clk_base + PLLD_BASE);
649	fence_udelay(1, clk_base);
650
651	ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
652	writel_relaxed(ovra | BIT(15), clk_base + LVL2_CLK_GATE_OVRA);
653	ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
654	writel_relaxed(ovre | BIT(3), clk_base + LVL2_CLK_GATE_OVRE);
655	fence_udelay(1, clk_base);
656
657	writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
658	writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
659	writel_relaxed(csi_src, clk_base + PLLD_BASE);
660	fence_udelay(1, clk_base);
661
662	spin_unlock_irqrestore(&pll_d_lock, flags);
663}
664
665static void tegra210_disp_mbist_war(struct tegra210_domain_mbist_war *mbist)
666{
667	u32 ovra, dsc_top_ctrl;
668
669	ovra = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRA);
670	writel_relaxed(ovra | BIT(1), clk_base + LVL2_CLK_GATE_OVRA);
671	fence_udelay(1, clk_base);
672
673	dsc_top_ctrl = readl_relaxed(dispa_base + DC_COM_DSC_TOP_CTL);
674	writel_relaxed(dsc_top_ctrl | BIT(2), dispa_base + DC_COM_DSC_TOP_CTL);
675	readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
676	writel_relaxed(dsc_top_ctrl, dispa_base + DC_COM_DSC_TOP_CTL);
677	readl_relaxed(dispa_base + DC_CMD_DISPLAY_COMMAND);
678
679	writel_relaxed(ovra, clk_base + LVL2_CLK_GATE_OVRA);
680	fence_udelay(1, clk_base);
681}
682
683static void tegra210_vic_mbist_war(struct tegra210_domain_mbist_war *mbist)
684{
685	u32 ovre, val;
686
687	ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
688	writel_relaxed(ovre | BIT(5), clk_base + LVL2_CLK_GATE_OVRE);
689	fence_udelay(1, clk_base);
690
691	val = readl_relaxed(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
692	writel_relaxed(val | BIT(0) | GENMASK(7, 2) | BIT(24),
693			vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
694	fence_udelay(1, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
695
696	writel_relaxed(val, vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
697	readl(vic_base + NV_PVIC_THI_SLCG_OVERRIDE_LOW);
698
699	writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
700	fence_udelay(1, clk_base);
701}
702
703static void tegra210_ape_mbist_war(struct tegra210_domain_mbist_war *mbist)
704{
705	void __iomem *i2s_base;
706	unsigned int i;
707	u32 ovrc, ovre;
708
709	ovrc = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRC);
710	ovre = readl_relaxed(clk_base + LVL2_CLK_GATE_OVRE);
711	writel_relaxed(ovrc | BIT(1), clk_base + LVL2_CLK_GATE_OVRC);
712	writel_relaxed(ovre | BIT(10) | BIT(11),
713			clk_base + LVL2_CLK_GATE_OVRE);
714	fence_udelay(1, clk_base);
715
716	i2s_base = ahub_base + TEGRA210_I2S_BASE;
717
718	for (i = 0; i < TEGRA210_I2S_CTRLS; i++) {
719		u32 i2s_ctrl;
720
721		i2s_ctrl = readl_relaxed(i2s_base + TEGRA210_I2S_CTRL);
722		writel_relaxed(i2s_ctrl | BIT(10),
723				i2s_base + TEGRA210_I2S_CTRL);
724		writel_relaxed(0, i2s_base + TEGRA210_I2S_CG);
725		readl(i2s_base + TEGRA210_I2S_CG);
726		writel_relaxed(1, i2s_base + TEGRA210_I2S_CG);
727		writel_relaxed(i2s_ctrl, i2s_base + TEGRA210_I2S_CTRL);
728		readl(i2s_base + TEGRA210_I2S_CTRL);
729
730		i2s_base += TEGRA210_I2S_SIZE;
731	}
732
733	writel_relaxed(ovrc, clk_base + LVL2_CLK_GATE_OVRC);
734	writel_relaxed(ovre, clk_base + LVL2_CLK_GATE_OVRE);
735	fence_udelay(1, clk_base);
736}
737
738static inline void _pll_misc_chk_default(void __iomem *base,
739					struct tegra_clk_pll_params *params,
740					u8 misc_num, u32 default_val, u32 mask)
741{
742	u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);
743
744	boot_val &= mask;
745	default_val &= mask;
746	if (boot_val != default_val) {
747		pr_warn("boot misc%d 0x%x: expected 0x%x\n",
748			misc_num, boot_val, default_val);
749		pr_warn(" (comparison mask = 0x%x)\n", mask);
750		params->defaults_set = false;
751	}
752}
753
754/*
755 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
756 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
757 * that changes NDIV only, while PLL is already locked.
758 */
759static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
760{
761	u32 default_val;
762
763	default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
764	_pll_misc_chk_default(clk_base, params, 0, default_val,
765			PLLCX_MISC0_WRITE_MASK);
766
767	default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
768	_pll_misc_chk_default(clk_base, params, 1, default_val,
769			PLLCX_MISC1_WRITE_MASK);
770
771	default_val = PLLCX_MISC2_DEFAULT_VALUE;
772	_pll_misc_chk_default(clk_base, params, 2, default_val,
773			PLLCX_MISC2_WRITE_MASK);
774
775	default_val = PLLCX_MISC3_DEFAULT_VALUE;
776	_pll_misc_chk_default(clk_base, params, 3, default_val,
777			PLLCX_MISC3_WRITE_MASK);
778}
779
780static void tegra210_pllcx_set_defaults(const char *name,
781					struct tegra_clk_pll *pllcx)
782{
783	pllcx->params->defaults_set = true;
784
785	if (readl_relaxed(clk_base + pllcx->params->base_reg) & PLL_ENABLE) {
786		/* PLL is ON: only check if defaults already set */
787		pllcx_check_defaults(pllcx->params);
788		if (!pllcx->params->defaults_set)
789			pr_warn("%s already enabled. Postponing set full defaults\n",
790				name);
791		return;
792	}
793
794	/* Defaults assert PLL reset, and set IDDQ */
795	writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
796			clk_base + pllcx->params->ext_misc_reg[0]);
797	writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
798			clk_base + pllcx->params->ext_misc_reg[1]);
799	writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
800			clk_base + pllcx->params->ext_misc_reg[2]);
801	writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
802			clk_base + pllcx->params->ext_misc_reg[3]);
803	udelay(1);
804}
805
806static void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
807{
808	tegra210_pllcx_set_defaults("PLL_C", pllcx);
809}
810
811static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
812{
813	tegra210_pllcx_set_defaults("PLL_C2", pllcx);
814}
815
816static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
817{
818	tegra210_pllcx_set_defaults("PLL_C3", pllcx);
819}
820
821static void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
822{
823	tegra210_pllcx_set_defaults("PLL_A1", pllcx);
824}
825
826/*
827 * PLLA
828 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
829 * Fractional SDM is allowed to provide exact audio rates.
830 */
831static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
832{
833	u32 mask;
834	u32 val = readl_relaxed(clk_base + plla->params->base_reg);
835
836	plla->params->defaults_set = true;
837
838	if (val & PLL_ENABLE) {
839		/*
840		 * PLL is ON: check if defaults already set, then set those
841		 * that can be updated in flight.
842		 */
843		if (val & PLLA_BASE_IDDQ) {
844			pr_warn("PLL_A boot enabled with IDDQ set\n");
845			plla->params->defaults_set = false;
846		}
847
848		pr_warn("PLL_A already enabled. Postponing set full defaults\n");
849
850		val = PLLA_MISC0_DEFAULT_VALUE;	/* ignore lock enable */
851		mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
852		_pll_misc_chk_default(clk_base, plla->params, 0, val,
853				~mask & PLLA_MISC0_WRITE_MASK);
854
855		val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
856		_pll_misc_chk_default(clk_base, plla->params, 2, val,
857				PLLA_MISC2_EN_DYNRAMP);
858
859		/* Enable lock detect */
860		val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
861		val &= ~mask;
862		val |= PLLA_MISC0_DEFAULT_VALUE & mask;
863		writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
864		udelay(1);
865
866		return;
867	}
868
869	/* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
870	val |= PLLA_BASE_IDDQ;
871	writel_relaxed(val, clk_base + plla->params->base_reg);
872	writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
873			clk_base + plla->params->ext_misc_reg[0]);
874	writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
875			clk_base + plla->params->ext_misc_reg[2]);
876	udelay(1);
877}
878
879/*
880 * PLLD
881 * PLL with fractional SDM.
882 */
883static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
884{
885	u32 val;
886	u32 mask = 0xffff;
887
888	plld->params->defaults_set = true;
889
890	if (readl_relaxed(clk_base + plld->params->base_reg) &
891			PLL_ENABLE) {
892
893		/*
894		 * PLL is ON: check if defaults already set, then set those
895		 * that can be updated in flight.
896		 */
897		val = PLLD_MISC1_DEFAULT_VALUE;
898		_pll_misc_chk_default(clk_base, plld->params, 1,
899				val, PLLD_MISC1_WRITE_MASK);
900
901		/* ignore lock, DSI and SDM controls, make sure IDDQ not set */
902		val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
903		mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
904			PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
905		_pll_misc_chk_default(clk_base, plld->params, 0, val,
906				~mask & PLLD_MISC0_WRITE_MASK);
907
908		if (!plld->params->defaults_set)
909			pr_warn("PLL_D already enabled. Postponing set full defaults\n");
910
911		/* Enable lock detect */
912		mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
913		val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
914		val &= ~mask;
915		val |= PLLD_MISC0_DEFAULT_VALUE & mask;
916		writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
917		udelay(1);
918
919		return;
920	}
921
922	val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
923	val &= PLLD_MISC0_DSI_CLKENABLE;
924	val |= PLLD_MISC0_DEFAULT_VALUE;
925	/* set IDDQ, enable lock detect, disable SDM */
926	writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
927	writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
928			plld->params->ext_misc_reg[1]);
929	udelay(1);
930}
931
932/*
933 * PLLD2, PLLDP
934 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
935 */
936static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
937		u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
938{
939	u32 default_val;
940	u32 val = readl_relaxed(clk_base + plldss->params->base_reg);
941
942	plldss->params->defaults_set = true;
943
944	if (val & PLL_ENABLE) {
945
946		/*
947		 * PLL is ON: check if defaults already set, then set those
948		 * that can be updated in flight.
949		 */
950		if (val & PLLDSS_BASE_IDDQ) {
951			pr_warn("plldss boot enabled with IDDQ set\n");
952			plldss->params->defaults_set = false;
953		}
954
955		/* ignore lock enable */
956		default_val = misc0_val;
957		_pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
958				     PLLDSS_MISC0_WRITE_MASK &
959				     (~PLLDSS_MISC0_LOCK_ENABLE));
960
961		/*
962		 * If SSC is used, check all settings, otherwise just confirm
963		 * that SSC is not used on boot as well. Do nothing when using
964		 * this function for PLLC4 that has only MISC0.
965		 */
966		if (plldss->params->ssc_ctrl_en_mask) {
967			default_val = misc1_val;
968			_pll_misc_chk_default(clk_base, plldss->params, 1,
969				default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
970			default_val = misc2_val;
971			_pll_misc_chk_default(clk_base, plldss->params, 2,
972				default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
973			default_val = misc3_val;
974			_pll_misc_chk_default(clk_base, plldss->params, 3,
975				default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
976		} else if (plldss->params->ext_misc_reg[1]) {
977			default_val = misc1_val;
978			_pll_misc_chk_default(clk_base, plldss->params, 1,
979				default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
980				(~PLLDSS_MISC1_CFG_EN_SDM));
981		}
982
983		if (!plldss->params->defaults_set)
984			pr_warn("%s already enabled. Postponing set full defaults\n",
985				 pll_name);
986
987		/* Enable lock detect */
988		if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
989			val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
990			writel_relaxed(val, clk_base +
991					plldss->params->base_reg);
992		}
993
994		val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
995		val &= ~PLLDSS_MISC0_LOCK_ENABLE;
996		val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
997		writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
998		udelay(1);
999
1000		return;
1001	}
1002
1003	/* set IDDQ, enable lock detect, configure SDM/SSC  */
1004	val |= PLLDSS_BASE_IDDQ;
1005	val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
1006	writel_relaxed(val, clk_base + plldss->params->base_reg);
1007
1008	/* When using this function for PLLC4 exit here */
1009	if (!plldss->params->ext_misc_reg[1]) {
1010		writel_relaxed(misc0_val, clk_base +
1011				plldss->params->ext_misc_reg[0]);
1012		udelay(1);
1013		return;
1014	}
1015
1016	writel_relaxed(misc0_val, clk_base +
1017			plldss->params->ext_misc_reg[0]);
1018	/* if SSC used set by 1st enable */
1019	writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
1020			clk_base + plldss->params->ext_misc_reg[1]);
1021	writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
1022	writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
1023	udelay(1);
1024}
1025
1026static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
1027{
1028	plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
1029			PLLD2_MISC1_CFG_DEFAULT_VALUE,
1030			PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
1031			PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
1032}
1033
1034static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
1035{
1036	plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
1037			PLLDP_MISC1_CFG_DEFAULT_VALUE,
1038			PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
1039			PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
1040}
1041
1042/*
1043 * PLLC4
1044 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
1045 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
1046 */
1047static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
1048{
1049	plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
1050}
1051
1052/*
1053 * PLLRE
1054 * VCO is exposed to the clock tree directly along with post-divider output
1055 */
1056static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
1057{
1058	u32 mask;
1059	u32 val = readl_relaxed(clk_base + pllre->params->base_reg);
1060
1061	pllre->params->defaults_set = true;
1062
1063	if (val & PLL_ENABLE) {
1064		/*
1065		 * PLL is ON: check if defaults already set, then set those
1066		 * that can be updated in flight.
1067		 */
1068		val &= PLLRE_BASE_DEFAULT_MASK;
1069		if (val != PLLRE_BASE_DEFAULT_VALUE) {
1070			pr_warn("pllre boot base 0x%x : expected 0x%x\n",
1071				val, PLLRE_BASE_DEFAULT_VALUE);
1072			pr_warn("(comparison mask = 0x%x)\n",
1073				PLLRE_BASE_DEFAULT_MASK);
1074			pllre->params->defaults_set = false;
1075		}
1076
1077		/* Ignore lock enable */
1078		val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
1079		mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
1080		_pll_misc_chk_default(clk_base, pllre->params, 0, val,
1081				~mask & PLLRE_MISC0_WRITE_MASK);
1082
1083		/* The PLL doesn't work if it's in IDDQ. */
1084		val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
1085		if (val & PLLRE_MISC0_IDDQ)
1086			pr_warn("unexpected IDDQ bit set for enabled clock\n");
1087
1088		/* Enable lock detect */
1089		val &= ~mask;
1090		val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
1091		writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
1092		udelay(1);
1093
1094		if (!pllre->params->defaults_set)
1095			pr_warn("PLL_RE already enabled. Postponing set full defaults\n");
1096
1097		return;
1098	}
1099
1100	/* set IDDQ, enable lock detect */
1101	val &= ~PLLRE_BASE_DEFAULT_MASK;
1102	val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
1103	writel_relaxed(val, clk_base + pllre->params->base_reg);
1104	writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
1105			clk_base + pllre->params->ext_misc_reg[0]);
1106	udelay(1);
1107}
1108
1109static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
1110{
1111	unsigned long input_rate;
1112
1113	/* cf rate */
1114	if (!IS_ERR_OR_NULL(hw->clk))
1115		input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
1116	else
1117		input_rate = 38400000;
1118
1119	input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
1120
1121	switch (input_rate) {
1122	case 12000000:
1123	case 12800000:
1124	case 13000000:
1125		*step_a = 0x2B;
1126		*step_b = 0x0B;
1127		return;
1128	case 19200000:
1129		*step_a = 0x12;
1130		*step_b = 0x08;
1131		return;
1132	case 38400000:
1133		*step_a = 0x04;
1134		*step_b = 0x05;
1135		return;
1136	default:
1137		pr_err("%s: Unexpected reference rate %lu\n",
1138			__func__, input_rate);
1139		BUG();
1140	}
1141}
1142
1143static void pllx_check_defaults(struct tegra_clk_pll *pll)
1144{
1145	u32 default_val;
1146
1147	default_val = PLLX_MISC0_DEFAULT_VALUE;
1148	/* ignore lock enable */
1149	_pll_misc_chk_default(clk_base, pll->params, 0, default_val,
1150			PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));
1151
1152	default_val = PLLX_MISC1_DEFAULT_VALUE;
1153	_pll_misc_chk_default(clk_base, pll->params, 1, default_val,
1154			PLLX_MISC1_WRITE_MASK);
1155
1156	/* ignore all but control bit */
1157	default_val = PLLX_MISC2_DEFAULT_VALUE;
1158	_pll_misc_chk_default(clk_base, pll->params, 2,
1159			default_val, PLLX_MISC2_EN_DYNRAMP);
1160
1161	default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
1162	_pll_misc_chk_default(clk_base, pll->params, 3, default_val,
1163			PLLX_MISC3_WRITE_MASK);
1164
1165	default_val = PLLX_MISC4_DEFAULT_VALUE;
1166	_pll_misc_chk_default(clk_base, pll->params, 4, default_val,
1167			PLLX_MISC4_WRITE_MASK);
1168
1169	default_val = PLLX_MISC5_DEFAULT_VALUE;
1170	_pll_misc_chk_default(clk_base, pll->params, 5, default_val,
1171			PLLX_MISC5_WRITE_MASK);
1172}
1173
1174static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
1175{
1176	u32 val;
1177	u32 step_a, step_b;
1178
1179	pllx->params->defaults_set = true;
1180
1181	/* Get ready dyn ramp state machine settings */
1182	pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
1183	val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
1184		(~PLLX_MISC2_DYNRAMP_STEPB_MASK);
1185	val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
1186	val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;
1187
1188	if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
1189
1190		/*
1191		 * PLL is ON: check if defaults already set, then set those
1192		 * that can be updated in flight.
1193		 */
1194		pllx_check_defaults(pllx);
1195
1196		if (!pllx->params->defaults_set)
1197			pr_warn("PLL_X already enabled. Postponing set full defaults\n");
1198		/* Configure dyn ramp, disable lock override */
1199		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1200
1201		/* Enable lock detect */
1202		val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
1203		val &= ~PLLX_MISC0_LOCK_ENABLE;
1204		val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
1205		writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
1206		udelay(1);
1207
1208		return;
1209	}
1210
1211	/* Enable lock detect and CPU output */
1212	writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
1213			pllx->params->ext_misc_reg[0]);
1214
1215	/* Setup */
1216	writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
1217			pllx->params->ext_misc_reg[1]);
1218
1219	/* Configure dyn ramp state machine, disable lock override */
1220	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1221
1222	/* Set IDDQ */
1223	writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
1224			pllx->params->ext_misc_reg[3]);
1225
1226	/* Disable SDM */
1227	writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
1228			pllx->params->ext_misc_reg[4]);
1229	writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
1230			pllx->params->ext_misc_reg[5]);
1231	udelay(1);
1232}
1233
1234/* PLLMB */
1235static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
1236{
1237	u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);
1238
1239	pllmb->params->defaults_set = true;
1240
1241	if (val & PLL_ENABLE) {
1242
1243		/*
1244		 * PLL is ON: check if defaults already set, then set those
1245		 * that can be updated in flight.
1246		 */
1247		val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ);
1248		mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE;
1249		_pll_misc_chk_default(clk_base, pllmb->params, 0, val,
1250				~mask & PLLMB_MISC1_WRITE_MASK);
1251
1252		if (!pllmb->params->defaults_set)
1253			pr_warn("PLL_MB already enabled. Postponing set full defaults\n");
1254		/* Enable lock detect */
1255		val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
1256		val &= ~mask;
1257		val |= PLLMB_MISC1_DEFAULT_VALUE & mask;
1258		writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
1259		udelay(1);
1260
1261		return;
1262	}
1263
1264	/* set IDDQ, enable lock detect */
1265	writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE,
1266			clk_base + pllmb->params->ext_misc_reg[0]);
1267	udelay(1);
1268}
1269
1270/*
1271 * PLLP
1272 * VCO is exposed to the clock tree directly along with post-divider output.
1273 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
1274 * respectively.
1275 */
1276static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
1277{
1278	u32 val, mask;
1279
1280	/* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
1281	val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
1282	mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1283	if (!enabled)
1284		mask |= PLLP_MISC0_IDDQ;
1285	_pll_misc_chk_default(clk_base, pll->params, 0, val,
1286			~mask & PLLP_MISC0_WRITE_MASK);
1287
1288	/* Ignore branch controls */
1289	val = PLLP_MISC1_DEFAULT_VALUE;
1290	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1291	_pll_misc_chk_default(clk_base, pll->params, 1, val,
1292			~mask & PLLP_MISC1_WRITE_MASK);
1293}
1294
1295static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
1296{
1297	u32 mask;
1298	u32 val = readl_relaxed(clk_base + pllp->params->base_reg);
1299
1300	pllp->params->defaults_set = true;
1301
1302	if (val & PLL_ENABLE) {
1303
1304		/*
1305		 * PLL is ON: check if defaults already set, then set those
1306		 * that can be updated in flight.
1307		 */
1308		pllp_check_defaults(pllp, true);
1309		if (!pllp->params->defaults_set)
1310			pr_warn("PLL_P already enabled. Postponing set full defaults\n");
1311
1312		/* Enable lock detect */
1313		val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
1314		mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
1315		val &= ~mask;
1316		val |= PLLP_MISC0_DEFAULT_VALUE & mask;
1317		writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
1318		udelay(1);
1319
1320		return;
1321	}
1322
1323	/* set IDDQ, enable lock detect */
1324	writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
1325			clk_base + pllp->params->ext_misc_reg[0]);
1326
1327	/* Preserve branch control */
1328	val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
1329	mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
1330	val &= mask;
1331	val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
1332	writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
1333	udelay(1);
1334}
1335
1336/*
1337 * PLLU
1338 * VCO is exposed to the clock tree directly along with post-divider output.
1339 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
1340 * respectively.
1341 */
1342static void pllu_check_defaults(struct tegra_clk_pll_params *params,
1343				bool hw_control)
1344{
1345	u32 val, mask;
1346
1347	/* Ignore lock enable (will be set) and IDDQ if under h/w control */
1348	val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
1349	mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
1350	_pll_misc_chk_default(clk_base, params, 0, val,
1351			~mask & PLLU_MISC0_WRITE_MASK);
1352
1353	val = PLLU_MISC1_DEFAULT_VALUE;
1354	mask = PLLU_MISC1_LOCK_OVERRIDE;
1355	_pll_misc_chk_default(clk_base, params, 1, val,
1356			~mask & PLLU_MISC1_WRITE_MASK);
1357}
1358
1359static void tegra210_pllu_set_defaults(struct tegra_clk_pll_params *pllu)
1360{
1361	u32 val = readl_relaxed(clk_base + pllu->base_reg);
1362
1363	pllu->defaults_set = true;
1364
1365	if (val & PLL_ENABLE) {
1366
1367		/*
1368		 * PLL is ON: check if defaults already set, then set those
1369		 * that can be updated in flight.
1370		 */
1371		pllu_check_defaults(pllu, false);
1372		if (!pllu->defaults_set)
1373			pr_warn("PLL_U already enabled. Postponing set full defaults\n");
1374
1375		/* Enable lock detect */
1376		val = readl_relaxed(clk_base + pllu->ext_misc_reg[0]);
1377		val &= ~PLLU_MISC0_LOCK_ENABLE;
1378		val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
1379		writel_relaxed(val, clk_base + pllu->ext_misc_reg[0]);
1380
1381		val = readl_relaxed(clk_base + pllu->ext_misc_reg[1]);
1382		val &= ~PLLU_MISC1_LOCK_OVERRIDE;
1383		val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
1384		writel_relaxed(val, clk_base + pllu->ext_misc_reg[1]);
1385		udelay(1);
1386
1387		return;
1388	}
1389
1390	/* set IDDQ, enable lock detect */
1391	writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
1392			clk_base + pllu->ext_misc_reg[0]);
1393	writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
1394			clk_base + pllu->ext_misc_reg[1]);
1395	udelay(1);
1396}
1397
1398#define mask(w) ((1 << (w)) - 1)
1399#define divm_mask(p) mask(p->params->div_nmp->divm_width)
1400#define divn_mask(p) mask(p->params->div_nmp->divn_width)
1401#define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
1402		      mask(p->params->div_nmp->divp_width))
1403
1404#define divm_shift(p) ((p)->params->div_nmp->divm_shift)
1405#define divn_shift(p) ((p)->params->div_nmp->divn_shift)
1406#define divp_shift(p) ((p)->params->div_nmp->divp_shift)
1407
1408#define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
1409#define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
1410#define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))
1411
1412#define PLL_LOCKDET_DELAY 2	/* Lock detection safety delays */
1413static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
1414				  u32 reg, u32 mask)
1415{
1416	int i;
1417	u32 val = 0;
1418
1419	for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
1420		udelay(PLL_LOCKDET_DELAY);
1421		val = readl_relaxed(clk_base + reg);
1422		if ((val & mask) == mask) {
1423			udelay(PLL_LOCKDET_DELAY);
1424			return 0;
1425		}
1426	}
1427	return -ETIMEDOUT;
1428}
1429
1430static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
1431		struct tegra_clk_pll_freq_table *cfg)
1432{
1433	u32 val, base, ndiv_new_mask;
1434
1435	ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
1436			 << PLLX_MISC2_NDIV_NEW_SHIFT;
1437
1438	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1439	val &= (~ndiv_new_mask);
1440	val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
1441	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1442	udelay(1);
1443
1444	val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
1445	val |= PLLX_MISC2_EN_DYNRAMP;
1446	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1447	udelay(1);
1448
1449	tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
1450			       PLLX_MISC2_DYNRAMP_DONE);
1451
1452	base = readl_relaxed(clk_base + pllx->params->base_reg) &
1453		(~divn_mask_shifted(pllx));
1454	base |= cfg->n << pllx->params->div_nmp->divn_shift;
1455	writel_relaxed(base, clk_base + pllx->params->base_reg);
1456	udelay(1);
1457
1458	val &= ~PLLX_MISC2_EN_DYNRAMP;
1459	writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
1460	udelay(1);
1461
1462	pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
1463		 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
1464		 cfg->input_rate / cfg->m * cfg->n /
1465		 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);
1466
1467	return 0;
1468}
1469
1470/*
1471 * Common configuration for PLLs with fixed input divider policy:
1472 * - always set fixed M-value based on the reference rate
1473 * - always set P-value value 1:1 for output rates above VCO minimum, and
1474 *   choose minimum necessary P-value for output rates below VCO maximum
1475 * - calculate N-value based on selected M and P
1476 * - calculate SDM_DIN fractional part
1477 */
1478static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
1479			       struct tegra_clk_pll_freq_table *cfg,
1480			       unsigned long rate, unsigned long input_rate)
1481{
1482	struct tegra_clk_pll *pll = to_clk_pll(hw);
1483	struct tegra_clk_pll_params *params = pll->params;
1484	int p;
1485	unsigned long cf, p_rate;
1486	u32 pdiv;
1487
1488	if (!rate)
1489		return -EINVAL;
1490
1491	if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
1492		p = DIV_ROUND_UP(params->vco_min, rate);
1493		p = params->round_p_to_pdiv(p, &pdiv);
1494	} else {
1495		p = rate >= params->vco_min ? 1 : -EINVAL;
1496	}
1497
1498	if (p < 0)
1499		return -EINVAL;
1500
1501	cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
1502	cfg->p = p;
1503
1504	/* Store P as HW value, as that is what is expected */
1505	cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);
1506
1507	p_rate = rate * p;
1508	if (p_rate > params->vco_max)
1509		p_rate = params->vco_max;
1510	cf = input_rate / cfg->m;
1511	cfg->n = p_rate / cf;
1512
1513	cfg->sdm_data = 0;
1514	cfg->output_rate = input_rate;
1515	if (params->sdm_ctrl_reg) {
1516		unsigned long rem = p_rate - cf * cfg->n;
1517		/* If ssc is enabled SDM enabled as well, even for integer n */
1518		if (rem || params->ssc_ctrl_reg) {
1519			u64 s = rem * PLL_SDM_COEFF;
1520
1521			do_div(s, cf);
1522			s -= PLL_SDM_COEFF / 2;
1523			cfg->sdm_data = sdin_din_to_data(s);
1524		}
1525		cfg->output_rate *= sdin_get_n_eff(cfg);
1526		cfg->output_rate /= p * cfg->m * PLL_SDM_COEFF;
1527	} else {
1528		cfg->output_rate *= cfg->n;
1529		cfg->output_rate /= p * cfg->m;
1530	}
1531
1532	cfg->input_rate = input_rate;
1533
1534	return 0;
1535}
1536
1537/*
1538 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
1539 *
1540 * @cfg: struct tegra_clk_pll_freq_table * cfg
1541 *
1542 * For Normal mode:
1543 *     Fvco = Fref * NDIV / MDIV
1544 *
1545 * For fractional mode:
1546 *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
1547 */
1548static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
1549{
1550	cfg->n = sdin_get_n_eff(cfg);
1551	cfg->m *= PLL_SDM_COEFF;
1552}
1553
1554static unsigned long
1555tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
1556			    unsigned long parent_rate)
1557{
1558	unsigned long vco_min = params->vco_min;
1559
1560	params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
1561	vco_min = min(vco_min, params->vco_min);
1562
1563	return vco_min;
1564}
1565
1566static struct div_nmp pllx_nmp = {
1567	.divm_shift = 0,
1568	.divm_width = 8,
1569	.divn_shift = 8,
1570	.divn_width = 8,
1571	.divp_shift = 20,
1572	.divp_width = 5,
1573};
1574/*
1575 * PLL post divider maps - two types: quasi-linear and exponential
1576 * post divider.
1577 */
1578#define PLL_QLIN_PDIV_MAX	16
1579static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
1580	{ .pdiv =  1, .hw_val =  0 },
1581	{ .pdiv =  2, .hw_val =  1 },
1582	{ .pdiv =  3, .hw_val =  2 },
1583	{ .pdiv =  4, .hw_val =  3 },
1584	{ .pdiv =  5, .hw_val =  4 },
1585	{ .pdiv =  6, .hw_val =  5 },
1586	{ .pdiv =  8, .hw_val =  6 },
1587	{ .pdiv =  9, .hw_val =  7 },
1588	{ .pdiv = 10, .hw_val =  8 },
1589	{ .pdiv = 12, .hw_val =  9 },
1590	{ .pdiv = 15, .hw_val = 10 },
1591	{ .pdiv = 16, .hw_val = 11 },
1592	{ .pdiv = 18, .hw_val = 12 },
1593	{ .pdiv = 20, .hw_val = 13 },
1594	{ .pdiv = 24, .hw_val = 14 },
1595	{ .pdiv = 30, .hw_val = 15 },
1596	{ .pdiv = 32, .hw_val = 16 },
1597};
1598
1599static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
1600{
1601	int i;
1602
1603	if (p) {
1604		for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
1605			if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
1606				if (pdiv)
1607					*pdiv = i;
1608				return pll_qlin_pdiv_to_hw[i].pdiv;
1609			}
1610		}
1611	}
1612
1613	return -EINVAL;
1614}
1615
1616#define PLL_EXPO_PDIV_MAX	7
1617static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
1618	{ .pdiv =   1, .hw_val = 0 },
1619	{ .pdiv =   2, .hw_val = 1 },
1620	{ .pdiv =   4, .hw_val = 2 },
1621	{ .pdiv =   8, .hw_val = 3 },
1622	{ .pdiv =  16, .hw_val = 4 },
1623	{ .pdiv =  32, .hw_val = 5 },
1624	{ .pdiv =  64, .hw_val = 6 },
1625	{ .pdiv = 128, .hw_val = 7 },
1626};
1627
1628static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
1629{
1630	if (p) {
1631		u32 i = fls(p);
1632
1633		if (i == ffs(p))
1634			i--;
1635
1636		if (i <= PLL_EXPO_PDIV_MAX) {
1637			if (pdiv)
1638				*pdiv = i;
1639			return 1 << i;
1640		}
1641	}
1642	return -EINVAL;
1643}
1644
1645static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
1646	/* 1 GHz */
1647	{ 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */
1648	{ 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */
1649	{ 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */
1650	{        0,          0,   0, 0, 0, 0 },
1651};
1652
1653static struct tegra_clk_pll_params pll_x_params = {
1654	.input_min = 12000000,
1655	.input_max = 800000000,
1656	.cf_min = 12000000,
1657	.cf_max = 38400000,
1658	.vco_min = 1350000000,
1659	.vco_max = 3000000000UL,
1660	.base_reg = PLLX_BASE,
1661	.misc_reg = PLLX_MISC0,
1662	.lock_mask = PLL_BASE_LOCK,
1663	.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
1664	.lock_delay = 300,
1665	.ext_misc_reg[0] = PLLX_MISC0,
1666	.ext_misc_reg[1] = PLLX_MISC1,
1667	.ext_misc_reg[2] = PLLX_MISC2,
1668	.ext_misc_reg[3] = PLLX_MISC3,
1669	.ext_misc_reg[4] = PLLX_MISC4,
1670	.ext_misc_reg[5] = PLLX_MISC5,
1671	.iddq_reg = PLLX_MISC3,
1672	.iddq_bit_idx = PLLXP_IDDQ_BIT,
1673	.max_p = PLL_QLIN_PDIV_MAX,
1674	.mdiv_default = 2,
1675	.dyn_ramp_reg = PLLX_MISC2,
1676	.stepa_shift = 16,
1677	.stepb_shift = 24,
1678	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1679	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1680	.div_nmp = &pllx_nmp,
1681	.freq_table = pll_x_freq_table,
1682	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1683	.dyn_ramp = tegra210_pllx_dyn_ramp,
1684	.set_defaults = tegra210_pllx_set_defaults,
1685	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1686};
1687
1688static struct div_nmp pllc_nmp = {
1689	.divm_shift = 0,
1690	.divm_width = 8,
1691	.divn_shift = 10,
1692	.divn_width = 8,
1693	.divp_shift = 20,
1694	.divp_width = 5,
1695};
1696
1697static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
1698	{ 12000000, 510000000, 85, 1, 2, 0 },
1699	{ 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */
1700	{ 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */
1701	{        0,         0,  0, 0, 0, 0 },
1702};
1703
1704static struct tegra_clk_pll_params pll_c_params = {
1705	.input_min = 12000000,
1706	.input_max = 700000000,
1707	.cf_min = 12000000,
1708	.cf_max = 50000000,
1709	.vco_min = 600000000,
1710	.vco_max = 1200000000,
1711	.base_reg = PLLC_BASE,
1712	.misc_reg = PLLC_MISC0,
1713	.lock_mask = PLL_BASE_LOCK,
1714	.lock_delay = 300,
1715	.iddq_reg = PLLC_MISC1,
1716	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1717	.reset_reg = PLLC_MISC0,
1718	.reset_bit_idx = PLLCX_RESET_BIT,
1719	.max_p = PLL_QLIN_PDIV_MAX,
1720	.ext_misc_reg[0] = PLLC_MISC0,
1721	.ext_misc_reg[1] = PLLC_MISC1,
1722	.ext_misc_reg[2] = PLLC_MISC2,
1723	.ext_misc_reg[3] = PLLC_MISC3,
1724	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1725	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1726	.mdiv_default = 3,
1727	.div_nmp = &pllc_nmp,
1728	.freq_table = pll_cx_freq_table,
1729	.flags = TEGRA_PLL_USE_LOCK,
1730	.set_defaults = _pllc_set_defaults,
1731	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1732};
1733
1734static struct div_nmp pllcx_nmp = {
1735	.divm_shift = 0,
1736	.divm_width = 8,
1737	.divn_shift = 10,
1738	.divn_width = 8,
1739	.divp_shift = 20,
1740	.divp_width = 5,
1741};
1742
1743static struct tegra_clk_pll_params pll_c2_params = {
1744	.input_min = 12000000,
1745	.input_max = 700000000,
1746	.cf_min = 12000000,
1747	.cf_max = 50000000,
1748	.vco_min = 600000000,
1749	.vco_max = 1200000000,
1750	.base_reg = PLLC2_BASE,
1751	.misc_reg = PLLC2_MISC0,
1752	.iddq_reg = PLLC2_MISC1,
1753	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1754	.reset_reg = PLLC2_MISC0,
1755	.reset_bit_idx = PLLCX_RESET_BIT,
1756	.lock_mask = PLLCX_BASE_LOCK,
1757	.lock_delay = 300,
1758	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1759	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1760	.mdiv_default = 3,
1761	.div_nmp = &pllcx_nmp,
1762	.max_p = PLL_QLIN_PDIV_MAX,
1763	.ext_misc_reg[0] = PLLC2_MISC0,
1764	.ext_misc_reg[1] = PLLC2_MISC1,
1765	.ext_misc_reg[2] = PLLC2_MISC2,
1766	.ext_misc_reg[3] = PLLC2_MISC3,
1767	.freq_table = pll_cx_freq_table,
1768	.flags = TEGRA_PLL_USE_LOCK,
1769	.set_defaults = _pllc2_set_defaults,
1770	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1771};
1772
1773static struct tegra_clk_pll_params pll_c3_params = {
1774	.input_min = 12000000,
1775	.input_max = 700000000,
1776	.cf_min = 12000000,
1777	.cf_max = 50000000,
1778	.vco_min = 600000000,
1779	.vco_max = 1200000000,
1780	.base_reg = PLLC3_BASE,
1781	.misc_reg = PLLC3_MISC0,
1782	.lock_mask = PLLCX_BASE_LOCK,
1783	.lock_delay = 300,
1784	.iddq_reg = PLLC3_MISC1,
1785	.iddq_bit_idx = PLLCX_IDDQ_BIT,
1786	.reset_reg = PLLC3_MISC0,
1787	.reset_bit_idx = PLLCX_RESET_BIT,
1788	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1789	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1790	.mdiv_default = 3,
1791	.div_nmp = &pllcx_nmp,
1792	.max_p = PLL_QLIN_PDIV_MAX,
1793	.ext_misc_reg[0] = PLLC3_MISC0,
1794	.ext_misc_reg[1] = PLLC3_MISC1,
1795	.ext_misc_reg[2] = PLLC3_MISC2,
1796	.ext_misc_reg[3] = PLLC3_MISC3,
1797	.freq_table = pll_cx_freq_table,
1798	.flags = TEGRA_PLL_USE_LOCK,
1799	.set_defaults = _pllc3_set_defaults,
1800	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1801};
1802
1803static struct div_nmp pllss_nmp = {
1804	.divm_shift = 0,
1805	.divm_width = 8,
1806	.divn_shift = 8,
1807	.divn_width = 8,
1808	.divp_shift = 19,
1809	.divp_width = 5,
1810};
1811
1812static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
1813	{ 12000000, 600000000, 50, 1, 1, 0 },
1814	{ 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */
1815	{ 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */
1816	{        0,         0,  0, 0, 0, 0 },
1817};
1818
1819static const struct clk_div_table pll_vco_post_div_table[] = {
1820	{ .val =  0, .div =  1 },
1821	{ .val =  1, .div =  2 },
1822	{ .val =  2, .div =  3 },
1823	{ .val =  3, .div =  4 },
1824	{ .val =  4, .div =  5 },
1825	{ .val =  5, .div =  6 },
1826	{ .val =  6, .div =  8 },
1827	{ .val =  7, .div = 10 },
1828	{ .val =  8, .div = 12 },
1829	{ .val =  9, .div = 16 },
1830	{ .val = 10, .div = 12 },
1831	{ .val = 11, .div = 16 },
1832	{ .val = 12, .div = 20 },
1833	{ .val = 13, .div = 24 },
1834	{ .val = 14, .div = 32 },
1835	{ .val =  0, .div =  0 },
1836};
1837
1838static struct tegra_clk_pll_params pll_c4_vco_params = {
1839	.input_min = 9600000,
1840	.input_max = 800000000,
1841	.cf_min = 9600000,
1842	.cf_max = 19200000,
1843	.vco_min = 500000000,
1844	.vco_max = 1080000000,
1845	.base_reg = PLLC4_BASE,
1846	.misc_reg = PLLC4_MISC0,
1847	.lock_mask = PLL_BASE_LOCK,
1848	.lock_delay = 300,
1849	.max_p = PLL_QLIN_PDIV_MAX,
1850	.ext_misc_reg[0] = PLLC4_MISC0,
1851	.iddq_reg = PLLC4_BASE,
1852	.iddq_bit_idx = PLLSS_IDDQ_BIT,
1853	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1854	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1855	.mdiv_default = 3,
1856	.div_nmp = &pllss_nmp,
1857	.freq_table = pll_c4_vco_freq_table,
1858	.set_defaults = tegra210_pllc4_set_defaults,
1859	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
1860	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1861};
1862
1863static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
1864	{ 12000000,  800000000,  66, 1, 1, 0 }, /* actual: 792.0 MHz */
1865	{ 13000000,  800000000,  61, 1, 1, 0 }, /* actual: 793.0 MHz */
1866	{ 38400000,  297600000,  93, 4, 3, 0 },
1867	{ 38400000,  400000000, 125, 4, 3, 0 },
1868	{ 38400000,  532800000, 111, 4, 2, 0 },
1869	{ 38400000,  665600000, 104, 3, 2, 0 },
1870	{ 38400000,  800000000, 125, 3, 2, 0 },
1871	{ 38400000,  931200000,  97, 4, 1, 0 },
1872	{ 38400000, 1065600000, 111, 4, 1, 0 },
1873	{ 38400000, 1200000000, 125, 4, 1, 0 },
1874	{ 38400000, 1331200000, 104, 3, 1, 0 },
1875	{ 38400000, 1459200000,  76, 2, 1, 0 },
1876	{ 38400000, 1600000000, 125, 3, 1, 0 },
1877	{        0,          0,   0, 0, 0, 0 },
1878};
1879
1880static struct div_nmp pllm_nmp = {
1881	.divm_shift = 0,
1882	.divm_width = 8,
1883	.override_divm_shift = 0,
1884	.divn_shift = 8,
1885	.divn_width = 8,
1886	.override_divn_shift = 8,
1887	.divp_shift = 20,
1888	.divp_width = 5,
1889	.override_divp_shift = 27,
1890};
1891
1892static struct tegra_clk_pll_params pll_m_params = {
1893	.input_min = 9600000,
1894	.input_max = 500000000,
1895	.cf_min = 9600000,
1896	.cf_max = 19200000,
1897	.vco_min = 800000000,
1898	.vco_max = 1866000000,
1899	.base_reg = PLLM_BASE,
1900	.misc_reg = PLLM_MISC2,
1901	.lock_mask = PLL_BASE_LOCK,
1902	.lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
1903	.lock_delay = 300,
1904	.iddq_reg = PLLM_MISC2,
1905	.iddq_bit_idx = PLLM_IDDQ_BIT,
1906	.max_p = PLL_QLIN_PDIV_MAX,
1907	.ext_misc_reg[0] = PLLM_MISC2,
1908	.ext_misc_reg[1] = PLLM_MISC1,
1909	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1910	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1911	.div_nmp = &pllm_nmp,
1912	.pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
1913	.pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
1914	.freq_table = pll_m_freq_table,
1915	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
1916	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1917};
1918
1919static struct tegra_clk_pll_params pll_mb_params = {
1920	.input_min = 9600000,
1921	.input_max = 500000000,
1922	.cf_min = 9600000,
1923	.cf_max = 19200000,
1924	.vco_min = 800000000,
1925	.vco_max = 1866000000,
1926	.base_reg = PLLMB_BASE,
1927	.misc_reg = PLLMB_MISC1,
1928	.lock_mask = PLL_BASE_LOCK,
1929	.lock_delay = 300,
1930	.iddq_reg = PLLMB_MISC1,
1931	.iddq_bit_idx = PLLMB_IDDQ_BIT,
1932	.max_p = PLL_QLIN_PDIV_MAX,
1933	.ext_misc_reg[0] = PLLMB_MISC1,
1934	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
1935	.pdiv_tohw = pll_qlin_pdiv_to_hw,
1936	.div_nmp = &pllm_nmp,
1937	.freq_table = pll_m_freq_table,
1938	.flags = TEGRA_PLL_USE_LOCK,
1939	.set_defaults = tegra210_pllmb_set_defaults,
1940	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1941};
1942
1943
1944static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
1945	/* PLLE special case: use cpcon field to store cml divider value */
1946	{ 672000000, 100000000, 125, 42, 0, 13 },
1947	{ 624000000, 100000000, 125, 39, 0, 13 },
1948	{ 336000000, 100000000, 125, 21, 0, 13 },
1949	{ 312000000, 100000000, 200, 26, 0, 14 },
1950	{  38400000, 100000000, 125,  2, 0, 14 },
1951	{  12000000, 100000000, 200,  1, 0, 14 },
1952	{         0,         0,   0,  0, 0,  0 },
1953};
1954
1955static struct div_nmp plle_nmp = {
1956	.divm_shift = 0,
1957	.divm_width = 8,
1958	.divn_shift = 8,
1959	.divn_width = 8,
1960	.divp_shift = 24,
1961	.divp_width = 5,
1962};
1963
1964static struct tegra_clk_pll_params pll_e_params = {
1965	.input_min = 12000000,
1966	.input_max = 800000000,
1967	.cf_min = 12000000,
1968	.cf_max = 38400000,
1969	.vco_min = 1600000000,
1970	.vco_max = 2500000000U,
1971	.base_reg = PLLE_BASE,
1972	.misc_reg = PLLE_MISC0,
1973	.aux_reg = PLLE_AUX,
1974	.lock_mask = PLLE_MISC_LOCK,
1975	.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
1976	.lock_delay = 300,
1977	.div_nmp = &plle_nmp,
1978	.freq_table = pll_e_freq_table,
1979	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
1980		 TEGRA_PLL_HAS_LOCK_ENABLE,
1981	.fixed_rate = 100000000,
1982	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
1983};
1984
1985static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
1986	{ 12000000, 672000000, 56, 1, 1, 0 },
1987	{ 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */
1988	{ 38400000, 672000000, 70, 4, 1, 0 },
1989	{        0,         0,  0, 0, 0, 0 },
1990};
1991
1992static struct div_nmp pllre_nmp = {
1993	.divm_shift = 0,
1994	.divm_width = 8,
1995	.divn_shift = 8,
1996	.divn_width = 8,
1997	.divp_shift = 16,
1998	.divp_width = 5,
1999};
2000
2001static struct tegra_clk_pll_params pll_re_vco_params = {
2002	.input_min = 9600000,
2003	.input_max = 800000000,
2004	.cf_min = 9600000,
2005	.cf_max = 19200000,
2006	.vco_min = 350000000,
2007	.vco_max = 700000000,
2008	.base_reg = PLLRE_BASE,
2009	.misc_reg = PLLRE_MISC0,
2010	.lock_mask = PLLRE_MISC_LOCK,
2011	.lock_delay = 300,
2012	.max_p = PLL_QLIN_PDIV_MAX,
2013	.ext_misc_reg[0] = PLLRE_MISC0,
2014	.iddq_reg = PLLRE_MISC0,
2015	.iddq_bit_idx = PLLRE_IDDQ_BIT,
2016	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2017	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2018	.div_nmp = &pllre_nmp,
2019	.freq_table = pll_re_vco_freq_table,
2020	.flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT,
2021	.set_defaults = tegra210_pllre_set_defaults,
2022	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2023};
2024
2025static struct div_nmp pllp_nmp = {
2026	.divm_shift = 0,
2027	.divm_width = 8,
2028	.divn_shift = 10,
2029	.divn_width = 8,
2030	.divp_shift = 20,
2031	.divp_width = 5,
2032};
2033
2034static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
2035	{ 12000000, 408000000, 34, 1, 1, 0 },
2036	{ 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */
2037	{        0,         0,  0, 0, 0, 0 },
2038};
2039
2040static struct tegra_clk_pll_params pll_p_params = {
2041	.input_min = 9600000,
2042	.input_max = 800000000,
2043	.cf_min = 9600000,
2044	.cf_max = 19200000,
2045	.vco_min = 350000000,
2046	.vco_max = 700000000,
2047	.base_reg = PLLP_BASE,
2048	.misc_reg = PLLP_MISC0,
2049	.lock_mask = PLL_BASE_LOCK,
2050	.lock_delay = 300,
2051	.iddq_reg = PLLP_MISC0,
2052	.iddq_bit_idx = PLLXP_IDDQ_BIT,
2053	.ext_misc_reg[0] = PLLP_MISC0,
2054	.ext_misc_reg[1] = PLLP_MISC1,
2055	.div_nmp = &pllp_nmp,
2056	.freq_table = pll_p_freq_table,
2057	.fixed_rate = 408000000,
2058	.flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2059	.set_defaults = tegra210_pllp_set_defaults,
2060	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2061};
2062
2063static struct tegra_clk_pll_params pll_a1_params = {
2064	.input_min = 12000000,
2065	.input_max = 700000000,
2066	.cf_min = 12000000,
2067	.cf_max = 50000000,
2068	.vco_min = 600000000,
2069	.vco_max = 1200000000,
2070	.base_reg = PLLA1_BASE,
2071	.misc_reg = PLLA1_MISC0,
2072	.lock_mask = PLLCX_BASE_LOCK,
2073	.lock_delay = 300,
2074	.iddq_reg = PLLA1_MISC1,
2075	.iddq_bit_idx = PLLCX_IDDQ_BIT,
2076	.reset_reg = PLLA1_MISC0,
2077	.reset_bit_idx = PLLCX_RESET_BIT,
2078	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2079	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2080	.div_nmp = &pllc_nmp,
2081	.ext_misc_reg[0] = PLLA1_MISC0,
2082	.ext_misc_reg[1] = PLLA1_MISC1,
2083	.ext_misc_reg[2] = PLLA1_MISC2,
2084	.ext_misc_reg[3] = PLLA1_MISC3,
2085	.freq_table = pll_cx_freq_table,
2086	.flags = TEGRA_PLL_USE_LOCK,
2087	.set_defaults = _plla1_set_defaults,
2088	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2089};
2090
2091static struct div_nmp plla_nmp = {
2092	.divm_shift = 0,
2093	.divm_width = 8,
2094	.divn_shift = 8,
2095	.divn_width = 8,
2096	.divp_shift = 20,
2097	.divp_width = 5,
2098};
2099
2100static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
2101	{ 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */
2102	{ 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */
2103	{ 12000000, 240000000, 60, 1, 3, 1,      0 },
2104	{ 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */
2105	{ 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */
2106	{ 13000000, 240000000, 55, 1, 3, 1,      0 }, /* actual: 238.3 MHz */
2107	{ 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */
2108	{ 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */
2109	{ 38400000, 240000000, 75, 3, 3, 1,      0 },
2110	{        0,         0,  0, 0, 0, 0,      0 },
2111};
2112
2113static struct tegra_clk_pll_params pll_a_params = {
2114	.input_min = 12000000,
2115	.input_max = 800000000,
2116	.cf_min = 12000000,
2117	.cf_max = 19200000,
2118	.vco_min = 500000000,
2119	.vco_max = 1000000000,
2120	.base_reg = PLLA_BASE,
2121	.misc_reg = PLLA_MISC0,
2122	.lock_mask = PLL_BASE_LOCK,
2123	.lock_delay = 300,
2124	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2125	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2126	.iddq_reg = PLLA_BASE,
2127	.iddq_bit_idx = PLLA_IDDQ_BIT,
2128	.div_nmp = &plla_nmp,
2129	.sdm_din_reg = PLLA_MISC1,
2130	.sdm_din_mask = PLLA_SDM_DIN_MASK,
2131	.sdm_ctrl_reg = PLLA_MISC2,
2132	.sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
2133	.ext_misc_reg[0] = PLLA_MISC0,
2134	.ext_misc_reg[1] = PLLA_MISC1,
2135	.ext_misc_reg[2] = PLLA_MISC2,
2136	.freq_table = pll_a_freq_table,
2137	.flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW,
2138	.set_defaults = tegra210_plla_set_defaults,
2139	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2140	.set_gain = tegra210_clk_pll_set_gain,
2141	.adjust_vco = tegra210_clk_adjust_vco_min,
2142};
2143
2144static struct div_nmp plld_nmp = {
2145	.divm_shift = 0,
2146	.divm_width = 8,
2147	.divn_shift = 11,
2148	.divn_width = 8,
2149	.divp_shift = 20,
2150	.divp_width = 3,
2151};
2152
2153static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
2154	{ 12000000, 594000000, 99, 1, 2, 0,      0 },
2155	{ 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2156	{ 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2157	{        0,         0,  0, 0, 0, 0,      0 },
2158};
2159
2160static struct tegra_clk_pll_params pll_d_params = {
2161	.input_min = 12000000,
2162	.input_max = 800000000,
2163	.cf_min = 12000000,
2164	.cf_max = 38400000,
2165	.vco_min = 750000000,
2166	.vco_max = 1500000000,
2167	.base_reg = PLLD_BASE,
2168	.misc_reg = PLLD_MISC0,
2169	.lock_mask = PLL_BASE_LOCK,
2170	.lock_delay = 1000,
2171	.iddq_reg = PLLD_MISC0,
2172	.iddq_bit_idx = PLLD_IDDQ_BIT,
2173	.round_p_to_pdiv = pll_expo_p_to_pdiv,
2174	.pdiv_tohw = pll_expo_pdiv_to_hw,
2175	.div_nmp = &plld_nmp,
2176	.sdm_din_reg = PLLD_MISC0,
2177	.sdm_din_mask = PLLA_SDM_DIN_MASK,
2178	.sdm_ctrl_reg = PLLD_MISC0,
2179	.sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
2180	.ext_misc_reg[0] = PLLD_MISC0,
2181	.ext_misc_reg[1] = PLLD_MISC1,
2182	.freq_table = pll_d_freq_table,
2183	.flags = TEGRA_PLL_USE_LOCK,
2184	.mdiv_default = 1,
2185	.set_defaults = tegra210_plld_set_defaults,
2186	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2187	.set_gain = tegra210_clk_pll_set_gain,
2188	.adjust_vco = tegra210_clk_adjust_vco_min,
2189};
2190
2191static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
2192	{ 12000000, 594000000, 99, 1, 2, 0, 0xf000 },
2193	{ 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */
2194	{ 38400000, 594000000, 30, 1, 2, 0, 0x0e00 },
2195	{        0,         0,  0, 0, 0, 0,      0 },
2196};
2197
2198/* s/w policy, always tegra_pll_ref */
2199static struct tegra_clk_pll_params pll_d2_params = {
2200	.input_min = 12000000,
2201	.input_max = 800000000,
2202	.cf_min = 12000000,
2203	.cf_max = 38400000,
2204	.vco_min = 750000000,
2205	.vco_max = 1500000000,
2206	.base_reg = PLLD2_BASE,
2207	.misc_reg = PLLD2_MISC0,
2208	.lock_mask = PLL_BASE_LOCK,
2209	.lock_delay = 300,
2210	.iddq_reg = PLLD2_BASE,
2211	.iddq_bit_idx = PLLSS_IDDQ_BIT,
2212	.sdm_din_reg = PLLD2_MISC3,
2213	.sdm_din_mask = PLLA_SDM_DIN_MASK,
2214	.sdm_ctrl_reg = PLLD2_MISC1,
2215	.sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
2216	/* disable spread-spectrum for pll_d2 */
2217	.ssc_ctrl_reg = 0,
2218	.ssc_ctrl_en_mask = 0,
2219	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2220	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2221	.div_nmp = &pllss_nmp,
2222	.ext_misc_reg[0] = PLLD2_MISC0,
2223	.ext_misc_reg[1] = PLLD2_MISC1,
2224	.ext_misc_reg[2] = PLLD2_MISC2,
2225	.ext_misc_reg[3] = PLLD2_MISC3,
2226	.max_p = PLL_QLIN_PDIV_MAX,
2227	.mdiv_default = 1,
2228	.freq_table = tegra210_pll_d2_freq_table,
2229	.set_defaults = tegra210_plld2_set_defaults,
2230	.flags = TEGRA_PLL_USE_LOCK,
2231	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2232	.set_gain = tegra210_clk_pll_set_gain,
2233	.adjust_vco = tegra210_clk_adjust_vco_min,
2234};
2235
2236static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
2237	{ 12000000, 270000000, 90, 1, 4, 0, 0xf000 },
2238	{ 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */
2239	{ 38400000, 270000000, 28, 1, 4, 0, 0xf400 },
2240	{        0,         0,  0, 0, 0, 0,      0 },
2241};
2242
2243static struct tegra_clk_pll_params pll_dp_params = {
2244	.input_min = 12000000,
2245	.input_max = 800000000,
2246	.cf_min = 12000000,
2247	.cf_max = 38400000,
2248	.vco_min = 750000000,
2249	.vco_max = 1500000000,
2250	.base_reg = PLLDP_BASE,
2251	.misc_reg = PLLDP_MISC,
2252	.lock_mask = PLL_BASE_LOCK,
2253	.lock_delay = 300,
2254	.iddq_reg = PLLDP_BASE,
2255	.iddq_bit_idx = PLLSS_IDDQ_BIT,
2256	.sdm_din_reg = PLLDP_SS_CTRL2,
2257	.sdm_din_mask = PLLA_SDM_DIN_MASK,
2258	.sdm_ctrl_reg = PLLDP_SS_CFG,
2259	.sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
2260	.ssc_ctrl_reg = PLLDP_SS_CFG,
2261	.ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
2262	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2263	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2264	.div_nmp = &pllss_nmp,
2265	.ext_misc_reg[0] = PLLDP_MISC,
2266	.ext_misc_reg[1] = PLLDP_SS_CFG,
2267	.ext_misc_reg[2] = PLLDP_SS_CTRL1,
2268	.ext_misc_reg[3] = PLLDP_SS_CTRL2,
2269	.max_p = PLL_QLIN_PDIV_MAX,
2270	.mdiv_default = 1,
2271	.freq_table = pll_dp_freq_table,
2272	.set_defaults = tegra210_plldp_set_defaults,
2273	.flags = TEGRA_PLL_USE_LOCK,
2274	.calc_rate = tegra210_pll_fixed_mdiv_cfg,
2275	.set_gain = tegra210_clk_pll_set_gain,
2276	.adjust_vco = tegra210_clk_adjust_vco_min,
2277};
2278
2279static struct div_nmp pllu_nmp = {
2280	.divm_shift = 0,
2281	.divm_width = 8,
2282	.divn_shift = 8,
2283	.divn_width = 8,
2284	.divp_shift = 16,
2285	.divp_width = 5,
2286};
2287
2288static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
2289	{ 12000000, 480000000, 40, 1, 1, 0 },
2290	{ 13000000, 480000000, 36, 1, 1, 0 }, /* actual: 468.0 MHz */
2291	{ 38400000, 480000000, 25, 2, 1, 0 },
2292	{        0,         0,  0, 0, 0, 0 },
2293};
2294
2295static struct tegra_clk_pll_params pll_u_vco_params = {
2296	.input_min = 9600000,
2297	.input_max = 800000000,
2298	.cf_min = 9600000,
2299	.cf_max = 19200000,
2300	.vco_min = 350000000,
2301	.vco_max = 700000000,
2302	.base_reg = PLLU_BASE,
2303	.misc_reg = PLLU_MISC0,
2304	.lock_mask = PLL_BASE_LOCK,
2305	.lock_delay = 1000,
2306	.iddq_reg = PLLU_MISC0,
2307	.iddq_bit_idx = PLLU_IDDQ_BIT,
2308	.ext_misc_reg[0] = PLLU_MISC0,
2309	.ext_misc_reg[1] = PLLU_MISC1,
2310	.round_p_to_pdiv = pll_qlin_p_to_pdiv,
2311	.pdiv_tohw = pll_qlin_pdiv_to_hw,
2312	.div_nmp = &pllu_nmp,
2313	.freq_table = pll_u_freq_table,
2314	.flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT,
2315};
2316
2317struct utmi_clk_param {
2318	/* Oscillator Frequency in KHz */
2319	u32 osc_frequency;
2320	/* UTMIP PLL Enable Delay Count  */
2321	u8 enable_delay_count;
2322	/* UTMIP PLL Stable count */
2323	u16 stable_count;
2324	/*  UTMIP PLL Active delay count */
2325	u8 active_delay_count;
2326	/* UTMIP PLL Xtal frequency count */
2327	u16 xtal_freq_count;
2328};
2329
2330static const struct utmi_clk_param utmi_parameters[] = {
2331	{
2332		.osc_frequency = 38400000, .enable_delay_count = 0x0,
2333		.stable_count = 0x0, .active_delay_count = 0x6,
2334		.xtal_freq_count = 0x80
2335	}, {
2336		.osc_frequency = 13000000, .enable_delay_count = 0x02,
2337		.stable_count = 0x33, .active_delay_count = 0x05,
2338		.xtal_freq_count = 0x7f
2339	}, {
2340		.osc_frequency = 19200000, .enable_delay_count = 0x03,
2341		.stable_count = 0x4b, .active_delay_count = 0x06,
2342		.xtal_freq_count = 0xbb
2343	}, {
2344		.osc_frequency = 12000000, .enable_delay_count = 0x02,
2345		.stable_count = 0x2f, .active_delay_count = 0x08,
2346		.xtal_freq_count = 0x76
2347	}, {
2348		.osc_frequency = 26000000, .enable_delay_count = 0x04,
2349		.stable_count = 0x66, .active_delay_count = 0x09,
2350		.xtal_freq_count = 0xfe
2351	}, {
2352		.osc_frequency = 16800000, .enable_delay_count = 0x03,
2353		.stable_count = 0x41, .active_delay_count = 0x0a,
2354		.xtal_freq_count = 0xa4
2355	},
2356};
2357
2358static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
2359	[tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
2360	[tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
2361	[tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
2362	[tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
2363	[tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
2364	[tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
2365	[tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
2366	[tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
2367	[tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
2368	[tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
2369	[tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
2370	[tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
2371	[tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
2372	[tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
2373	[tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
2374	[tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
2375	[tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
2376	[tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
2377	[tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
2378	[tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
2379	[tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
2380	[tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
2381	[tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
2382	[tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
2383	[tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
2384	[tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
2385	[tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
2386	[tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
2387	[tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
2388	[tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
2389	[tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
2390	[tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
2391	[tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
2392	[tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
2393	[tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
2394	[tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
2395	[tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
2396	[tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
2397	[tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
2398	[tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
2399	[tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
2400	[tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
2401	[tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
2402	[tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
2403	[tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
2404	[tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
2405	[tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
2406	[tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
2407	[tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
2408	[tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
2409	[tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
2410	[tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
2411	[tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
2412	[tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
2413	[tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
2414	[tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
2415	[tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
2416	[tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
2417	[tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
2418	[tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
2419	[tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
2420	[tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
2421	[tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
2422	[tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
2423	[tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
2424	[tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
2425	[tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
2426	[tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
2427	[tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
2428	[tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true },
2429	[tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
2430	[tegra_clk_sor0_out] = { .dt_id = TEGRA210_CLK_SOR0_OUT, .present = true },
2431	[tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true },
2432	[tegra_clk_sor1_out] = { .dt_id = TEGRA210_CLK_SOR1_OUT, .present = true },
2433	[tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
2434	[tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
2435	[tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
2436	[tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
2437	[tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
2438	[tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
2439	[tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
2440	[tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
2441	[tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
2442	[tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
2443	[tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
2444	[tegra_clk_osc] = { .dt_id = TEGRA210_CLK_OSC, .present = true },
2445	[tegra_clk_osc_div2] = { .dt_id = TEGRA210_CLK_OSC_DIV2, .present = true },
2446	[tegra_clk_osc_div4] = { .dt_id = TEGRA210_CLK_OSC_DIV4, .present = true },
2447	[tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
2448	[tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
2449	[tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
2450	[tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
2451	[tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
2452	[tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
2453	[tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
2454	[tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
2455	[tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
2456	[tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
2457	[tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
2458	[tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
2459	[tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
2460	[tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
2461	[tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
2462	[tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
2463	[tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
2464	[tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
2465	[tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
2466	[tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
2467	[tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
2468	[tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
2469	[tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
2470	[tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
2471	[tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
2472	[tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
2473	[tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
2474	[tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
2475	[tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
2476	[tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
2477	[tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
2478	[tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
2479	[tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
2480	[tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
2481	[tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
2482	[tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
2483	[tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
2484	[tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
2485	[tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
2486	[tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
2487	[tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
2488	[tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
2489	[tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
2490	[tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
2491	[tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
2492	[tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
2493	[tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
2494	[tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
2495	[tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
2496	[tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
2497	[tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
2498	[tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
2499	[tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
2500	[tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
2501	[tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
2502	[tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
2503	[tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
2504	[tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
2505	[tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
2506	[tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
2507	[tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
2508	[tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
2509	[tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
2510	[tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
2511	[tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
2512	[tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
2513	[tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
2514	[tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
2515	[tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
2516	[tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
2517	[tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
2518	[tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
2519	[tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
2520	[tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
2521	[tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
2522	[tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
2523	[tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
2524	[tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
2525	[tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
2526	[tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
2527	[tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
2528	[tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
2529	[tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
2530	[tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
2531	[tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
2532	[tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
2533	[tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
2534	[tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
2535	[tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
2536	[tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
2537	[tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
2538	[tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true },
2539	[tegra_clk_pll_a1] = { .dt_id = TEGRA210_CLK_PLL_A1, .present = true },
2540	[tegra_clk_ispa] = { .dt_id = TEGRA210_CLK_ISPA, .present = true },
2541	[tegra_clk_cec] = { .dt_id = TEGRA210_CLK_CEC, .present = true },
2542	[tegra_clk_dmic1] = { .dt_id = TEGRA210_CLK_DMIC1, .present = true },
2543	[tegra_clk_dmic2] = { .dt_id = TEGRA210_CLK_DMIC2, .present = true },
2544	[tegra_clk_dmic3] = { .dt_id = TEGRA210_CLK_DMIC3, .present = true },
2545	[tegra_clk_dmic1_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK, .present = true },
2546	[tegra_clk_dmic2_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK, .present = true },
2547	[tegra_clk_dmic3_sync_clk] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK, .present = true },
2548	[tegra_clk_dmic1_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC1_SYNC_CLK_MUX, .present = true },
2549	[tegra_clk_dmic2_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC2_SYNC_CLK_MUX, .present = true },
2550	[tegra_clk_dmic3_sync_clk_mux] = { .dt_id = TEGRA210_CLK_DMIC3_SYNC_CLK_MUX, .present = true },
2551	[tegra_clk_dp2] = { .dt_id = TEGRA210_CLK_DP2, .present = true },
2552	[tegra_clk_iqc1] = { .dt_id = TEGRA210_CLK_IQC1, .present = true },
2553	[tegra_clk_iqc2] = { .dt_id = TEGRA210_CLK_IQC2, .present = true },
2554	[tegra_clk_pll_a_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT_ADSP, .present = true },
2555	[tegra_clk_pll_a_out0_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP, .present = true },
2556	[tegra_clk_adsp] = { .dt_id = TEGRA210_CLK_ADSP, .present = true },
2557	[tegra_clk_adsp_neon] = { .dt_id = TEGRA210_CLK_ADSP_NEON, .present = true },
2558};
2559
2560static struct tegra_devclk devclks[] __initdata = {
2561	{ .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
2562	{ .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
2563	{ .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
2564	{ .con_id = "osc", .dt_id = TEGRA210_CLK_OSC },
2565	{ .con_id = "osc_div2", .dt_id = TEGRA210_CLK_OSC_DIV2 },
2566	{ .con_id = "osc_div4", .dt_id = TEGRA210_CLK_OSC_DIV4 },
2567	{ .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
2568	{ .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
2569	{ .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
2570	{ .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
2571	{ .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
2572	{ .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
2573	{ .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
2574	{ .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
2575	{ .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
2576	{ .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
2577	{ .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
2578	{ .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
2579	{ .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
2580	{ .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
2581	{ .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
2582	{ .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
2583	{ .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
2584	{ .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
2585	{ .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
2586	{ .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
2587	{ .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
2588	{ .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
2589	{ .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
2590	{ .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
2591	{ .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
2592	{ .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
2593	{ .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
2594	{ .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
2595	{ .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
2596	{ .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
2597	{ .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
2598	{ .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
2599	{ .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
2600	{ .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
2601	{ .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
2602	{ .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
2603	{ .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
2604	{ .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
2605	{ .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
2606	{ .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
2607	{ .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
2608	{ .con_id = "extern1", .dt_id = TEGRA210_CLK_EXTERN1 },
2609	{ .con_id = "extern2", .dt_id = TEGRA210_CLK_EXTERN2 },
2610	{ .con_id = "extern3", .dt_id = TEGRA210_CLK_EXTERN3 },
2611	{ .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
2612	{ .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
2613	{ .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
2614	{ .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
2615	{ .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
2616	{ .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
2617	{ .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
2618	{ .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
2619	{ .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
2620	{ .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
2621	{ .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
2622	{ .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
2623	{ .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
2624};
2625
2626static struct tegra_audio_clk_info tegra210_audio_plls[] = {
2627	{ "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
2628	{ "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
2629};
2630
2631static const char * const aclk_parents[] = {
2632	"pll_a1", "pll_c", "pll_p", "pll_a_out0", "pll_c2", "pll_c3",
2633	"clk_m"
2634};
2635
2636static const unsigned int nvjpg_slcg_clkids[] = { TEGRA210_CLK_NVDEC };
2637static const unsigned int nvdec_slcg_clkids[] = { TEGRA210_CLK_NVJPG };
2638static const unsigned int sor_slcg_clkids[] = { TEGRA210_CLK_HDA2CODEC_2X,
2639	TEGRA210_CLK_HDA2HDMI, TEGRA210_CLK_DISP1, TEGRA210_CLK_DISP2 };
2640static const unsigned int disp_slcg_clkids[] = { TEGRA210_CLK_LA,
2641	TEGRA210_CLK_HOST1X};
2642static const unsigned int xusba_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2643	TEGRA210_CLK_XUSB_DEV };
2644static const unsigned int xusbb_slcg_clkids[] = { TEGRA210_CLK_XUSB_HOST,
2645	TEGRA210_CLK_XUSB_SS };
2646static const unsigned int xusbc_slcg_clkids[] = { TEGRA210_CLK_XUSB_DEV,
2647	TEGRA210_CLK_XUSB_SS };
2648static const unsigned int venc_slcg_clkids[] = { TEGRA210_CLK_HOST1X,
2649	TEGRA210_CLK_PLL_D };
2650static const unsigned int ape_slcg_clkids[] = { TEGRA210_CLK_ACLK,
2651	TEGRA210_CLK_I2S0, TEGRA210_CLK_I2S1, TEGRA210_CLK_I2S2,
2652	TEGRA210_CLK_I2S3, TEGRA210_CLK_I2S4, TEGRA210_CLK_SPDIF_OUT,
2653	TEGRA210_CLK_D_AUDIO };
2654static const unsigned int vic_slcg_clkids[] = { TEGRA210_CLK_HOST1X };
2655
2656static struct tegra210_domain_mbist_war tegra210_pg_mbist_war[] = {
2657	[TEGRA_POWERGATE_VENC] = {
2658		.handle_lvl2_ovr = tegra210_venc_mbist_war,
2659		.num_clks = ARRAY_SIZE(venc_slcg_clkids),
2660		.clk_init_data = venc_slcg_clkids,
2661	},
2662	[TEGRA_POWERGATE_SATA] = {
2663		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2664		.lvl2_offset = LVL2_CLK_GATE_OVRC,
2665		.lvl2_mask = BIT(0) | BIT(17) | BIT(19),
2666	},
2667	[TEGRA_POWERGATE_MPE] = {
2668		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2669		.lvl2_offset = LVL2_CLK_GATE_OVRE,
2670		.lvl2_mask = BIT(29),
2671	},
2672	[TEGRA_POWERGATE_SOR] = {
2673		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2674		.num_clks = ARRAY_SIZE(sor_slcg_clkids),
2675		.clk_init_data = sor_slcg_clkids,
2676		.lvl2_offset = LVL2_CLK_GATE_OVRA,
2677		.lvl2_mask = BIT(1) | BIT(2),
2678	},
2679	[TEGRA_POWERGATE_DIS] = {
2680		.handle_lvl2_ovr = tegra210_disp_mbist_war,
2681		.num_clks = ARRAY_SIZE(disp_slcg_clkids),
2682		.clk_init_data = disp_slcg_clkids,
2683	},
2684	[TEGRA_POWERGATE_DISB] = {
2685		.num_clks = ARRAY_SIZE(disp_slcg_clkids),
2686		.clk_init_data = disp_slcg_clkids,
2687		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2688		.lvl2_offset = LVL2_CLK_GATE_OVRA,
2689		.lvl2_mask = BIT(2),
2690	},
2691	[TEGRA_POWERGATE_XUSBA] = {
2692		.num_clks = ARRAY_SIZE(xusba_slcg_clkids),
2693		.clk_init_data = xusba_slcg_clkids,
2694		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2695		.lvl2_offset = LVL2_CLK_GATE_OVRC,
2696		.lvl2_mask = BIT(30) | BIT(31),
2697	},
2698	[TEGRA_POWERGATE_XUSBB] = {
2699		.num_clks = ARRAY_SIZE(xusbb_slcg_clkids),
2700		.clk_init_data = xusbb_slcg_clkids,
2701		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2702		.lvl2_offset = LVL2_CLK_GATE_OVRC,
2703		.lvl2_mask = BIT(30) | BIT(31),
2704	},
2705	[TEGRA_POWERGATE_XUSBC] = {
2706		.num_clks = ARRAY_SIZE(xusbc_slcg_clkids),
2707		.clk_init_data = xusbc_slcg_clkids,
2708		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2709		.lvl2_offset = LVL2_CLK_GATE_OVRC,
2710		.lvl2_mask = BIT(30) | BIT(31),
2711	},
2712	[TEGRA_POWERGATE_VIC] = {
2713		.num_clks = ARRAY_SIZE(vic_slcg_clkids),
2714		.clk_init_data = vic_slcg_clkids,
2715		.handle_lvl2_ovr = tegra210_vic_mbist_war,
2716	},
2717	[TEGRA_POWERGATE_NVDEC] = {
2718		.num_clks = ARRAY_SIZE(nvdec_slcg_clkids),
2719		.clk_init_data = nvdec_slcg_clkids,
2720		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2721		.lvl2_offset = LVL2_CLK_GATE_OVRE,
2722		.lvl2_mask = BIT(9) | BIT(31),
2723	},
2724	[TEGRA_POWERGATE_NVJPG] = {
2725		.num_clks = ARRAY_SIZE(nvjpg_slcg_clkids),
2726		.clk_init_data = nvjpg_slcg_clkids,
2727		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2728		.lvl2_offset = LVL2_CLK_GATE_OVRE,
2729		.lvl2_mask = BIT(9) | BIT(31),
2730	},
2731	[TEGRA_POWERGATE_AUD] = {
2732		.num_clks = ARRAY_SIZE(ape_slcg_clkids),
2733		.clk_init_data = ape_slcg_clkids,
2734		.handle_lvl2_ovr = tegra210_ape_mbist_war,
2735	},
2736	[TEGRA_POWERGATE_VE2] = {
2737		.handle_lvl2_ovr = tegra210_generic_mbist_war,
2738		.lvl2_offset = LVL2_CLK_GATE_OVRD,
2739		.lvl2_mask = BIT(22),
2740	},
2741};
2742
2743int tegra210_clk_handle_mbist_war(unsigned int id)
2744{
2745	int err;
2746	struct tegra210_domain_mbist_war *mbist_war;
2747
2748	if (id >= ARRAY_SIZE(tegra210_pg_mbist_war)) {
2749		WARN(1, "unknown domain id in MBIST WAR handler\n");
2750		return -EINVAL;
2751	}
2752
2753	mbist_war = &tegra210_pg_mbist_war[id];
2754	if (!mbist_war->handle_lvl2_ovr)
2755		return 0;
2756
2757	if (mbist_war->num_clks && !mbist_war->clks)
2758		return -ENODEV;
2759
2760	err = clk_bulk_prepare_enable(mbist_war->num_clks, mbist_war->clks);
2761	if (err < 0)
2762		return err;
2763
2764	mutex_lock(&lvl2_ovr_lock);
2765
2766	mbist_war->handle_lvl2_ovr(mbist_war);
2767
2768	mutex_unlock(&lvl2_ovr_lock);
2769
2770	clk_bulk_disable_unprepare(mbist_war->num_clks, mbist_war->clks);
2771
2772	return 0;
2773}
2774
2775void tegra210_put_utmipll_in_iddq(void)
2776{
2777	u32 reg;
2778
2779	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2780
2781	if (reg & UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK) {
2782		pr_err("trying to assert IDDQ while UTMIPLL is locked\n");
2783		return;
2784	}
2785
2786	reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2787	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2788}
2789EXPORT_SYMBOL_GPL(tegra210_put_utmipll_in_iddq);
2790
2791void tegra210_put_utmipll_out_iddq(void)
2792{
2793	u32 reg;
2794
2795	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2796	reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2797	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2798}
2799EXPORT_SYMBOL_GPL(tegra210_put_utmipll_out_iddq);
2800
2801static void tegra210_utmi_param_configure(void)
2802{
2803	u32 reg;
2804	int i;
2805
2806	for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
2807		if (osc_freq == utmi_parameters[i].osc_frequency)
2808			break;
2809	}
2810
2811	if (i >= ARRAY_SIZE(utmi_parameters)) {
2812		pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
2813			osc_freq);
2814		return;
2815	}
2816
2817	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2818	reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
2819	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2820
2821	udelay(10);
2822
2823	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2824
2825	/* Program UTMIP PLL stable and active counts */
2826	/* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
2827	reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
2828	reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);
2829
2830	reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);
2831	reg |=
2832	UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].active_delay_count);
2833	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2834
2835	/* Program UTMIP PLL delay and oscillator frequency counts */
2836	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2837
2838	reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);
2839	reg |=
2840	UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].enable_delay_count);
2841
2842	reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
2843	reg |=
2844	UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].xtal_freq_count);
2845
2846	reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
2847	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2848
2849	/* Remove power downs from UTMIP PLL control bits */
2850	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2851	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2852	reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2853	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2854
2855	udelay(20);
2856
2857	/* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
2858	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
2859	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
2860	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
2861	reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
2862	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
2863	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
2864	reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
2865	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);
2866
2867	/* Setup HW control of UTMIPLL */
2868	reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
2869	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
2870	reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
2871	writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
2872
2873	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2874	reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
2875	reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
2876	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2877
2878	udelay(1);
2879
2880	reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2881	reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
2882	writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2883
2884	udelay(1);
2885
2886	/* Enable HW control UTMIPLL */
2887	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2888	reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
2889	writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
2890}
2891
2892static int tegra210_enable_pllu(void)
2893{
2894	struct tegra_clk_pll_freq_table *fentry;
2895	struct tegra_clk_pll pllu;
2896	u32 reg;
2897	int ret;
2898
2899	for (fentry = pll_u_freq_table; fentry->input_rate; fentry++) {
2900		if (fentry->input_rate == pll_ref_freq)
2901			break;
2902	}
2903
2904	if (!fentry->input_rate) {
2905		pr_err("Unknown PLL_U reference frequency %lu\n", pll_ref_freq);
2906		return -EINVAL;
2907	}
2908
2909	/* clear IDDQ bit */
2910	pllu.params = &pll_u_vco_params;
2911	reg = readl_relaxed(clk_base + pllu.params->ext_misc_reg[0]);
2912	reg &= ~BIT(pllu.params->iddq_bit_idx);
2913	writel_relaxed(reg, clk_base + pllu.params->ext_misc_reg[0]);
2914	fence_udelay(5, clk_base);
2915
2916	reg = readl_relaxed(clk_base + PLLU_BASE);
2917	reg &= ~GENMASK(20, 0);
2918	reg |= fentry->m;
2919	reg |= fentry->n << 8;
2920	reg |= fentry->p << 16;
2921	writel(reg, clk_base + PLLU_BASE);
2922	fence_udelay(1, clk_base);
2923	reg |= PLL_ENABLE;
2924	writel(reg, clk_base + PLLU_BASE);
2925
2926	/*
2927	 * During clocks resume, same PLLU init and enable sequence get
2928	 * executed. So, readx_poll_timeout_atomic can't be used here as it
2929	 * uses ktime_get() and timekeeping resume doesn't happen by that
2930	 * time. So, using tegra210_wait_for_mask for PLL LOCK.
2931	 */
2932	ret = tegra210_wait_for_mask(&pllu, PLLU_BASE, PLL_BASE_LOCK);
2933	if (ret) {
2934		pr_err("Timed out waiting for PLL_U to lock\n");
2935		return -ETIMEDOUT;
2936	}
2937
2938	return 0;
2939}
2940
2941static int tegra210_init_pllu(void)
2942{
2943	u32 reg;
2944	int err;
2945
2946	tegra210_pllu_set_defaults(&pll_u_vco_params);
2947	/* skip initialization when pllu is in hw controlled mode */
2948	reg = readl_relaxed(clk_base + PLLU_BASE);
2949	if (reg & PLLU_BASE_OVERRIDE) {
2950		if (!(reg & PLL_ENABLE)) {
2951			err = tegra210_enable_pllu();
2952			if (err < 0) {
2953				WARN_ON(1);
2954				return err;
2955			}
2956		}
2957		/* enable hw controlled mode */
2958		reg = readl_relaxed(clk_base + PLLU_BASE);
2959		reg &= ~PLLU_BASE_OVERRIDE;
2960		writel(reg, clk_base + PLLU_BASE);
2961
2962		reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2963		reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
2964		       PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
2965		       PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
2966		reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
2967			PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
2968		writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2969
2970		reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
2971		reg &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK;
2972		writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);
2973		fence_udelay(1, clk_base);
2974
2975		reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
2976		reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
2977		writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
2978		fence_udelay(1, clk_base);
2979
2980		reg = readl_relaxed(clk_base + PLLU_BASE);
2981		reg &= ~PLLU_BASE_CLKENABLE_USB;
2982		writel_relaxed(reg, clk_base + PLLU_BASE);
2983	}
2984
2985	/* enable UTMIPLL hw control if not yet done by the bootloader */
2986	reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
2987	if (!(reg & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE))
2988		tegra210_utmi_param_configure();
2989
2990	return 0;
2991}
2992
2993/*
2994 * The SOR hardware blocks are driven by two clocks: a module clock that is
2995 * used to access registers and a pixel clock that is sourced from the same
2996 * pixel clock that also drives the head attached to the SOR. The module
2997 * clock is typically called sorX (with X being the SOR instance) and the
2998 * pixel clock is called sorX_out. The source for the SOR pixel clock is
2999 * referred to as the "parent" clock.
3000 *
3001 * On Tegra186 and newer, clocks are provided by the BPMP. Unfortunately the
3002 * BPMP implementation for the SOR clocks doesn't exactly match the above in
3003 * some aspects. For example, the SOR module is really clocked by the pad or
3004 * sor_safe clocks, but BPMP models the sorX clock as being sourced by the
3005 * pixel clocks. Conversely the sorX_out clock is sourced by the sor_safe or
3006 * pad clocks on BPMP.
3007 *
3008 * In order to allow the display driver to deal with all SoC generations in
3009 * a unified way, implement the BPMP semantics in this driver.
3010 */
3011
3012static const char * const sor0_parents[] = {
3013	"pll_d_out0",
3014};
3015
3016static const char * const sor0_out_parents[] = {
3017	"sor_safe", "sor0_pad_clkout",
3018};
3019
3020static const char * const sor1_parents[] = {
3021	"pll_p", "pll_d_out0", "pll_d2_out0", "clk_m",
3022};
3023
3024static u32 sor1_parents_idx[] = { 0, 2, 5, 6 };
3025
3026static const struct clk_div_table mc_div_table_tegra210[] = {
3027	{ .val = 0, .div = 2 },
3028	{ .val = 1, .div = 4 },
3029	{ .val = 2, .div = 1 },
3030	{ .val = 3, .div = 2 },
3031	{ .val = 0, .div = 0 },
3032};
3033
3034static void tegra210_clk_register_mc(const char *name,
3035				     const char *parent_name)
3036{
3037	struct clk *clk;
3038
3039	clk = clk_register_divider_table(NULL, name, parent_name,
3040					 CLK_IS_CRITICAL,
3041					 clk_base + CLK_SOURCE_EMC,
3042					 15, 2, CLK_DIVIDER_READ_ONLY,
3043					 mc_div_table_tegra210, &emc_lock);
3044	clks[TEGRA210_CLK_MC] = clk;
3045}
3046
3047static const char * const sor1_out_parents[] = {
3048	/*
3049	 * Bit 0 of the mux selects sor1_pad_clkout, irrespective of bit 1, so
3050	 * the sor1_pad_clkout parent appears twice in the list below. This is
3051	 * merely to support clk_get_parent() if firmware happened to set
3052	 * these bits to 0b11. While not an invalid setting, code should
3053	 * always set the bits to 0b01 to select sor1_pad_clkout.
3054	 */
3055	"sor_safe", "sor1_pad_clkout", "sor1_out", "sor1_pad_clkout",
3056};
3057
3058static struct tegra_periph_init_data tegra210_periph[] = {
3059	/*
3060	 * On Tegra210, the sor0 clock doesn't have a mux it bitfield 31:29,
3061	 * but it is hardwired to the pll_d_out0 clock.
3062	 */
3063	TEGRA_INIT_DATA_TABLE("sor0", NULL, NULL, sor0_parents,
3064			      CLK_SOURCE_SOR0, 29, 0x0, 0, 0, 0, 0,
3065			      0, 182, 0, tegra_clk_sor0, NULL, 0,
3066			      &sor0_lock),
3067	TEGRA_INIT_DATA_TABLE("sor0_out", NULL, NULL, sor0_out_parents,
3068			      CLK_SOURCE_SOR0, 14, 0x1, 0, 0, 0, 0,
3069			      0, 0, TEGRA_PERIPH_NO_GATE, tegra_clk_sor0_out,
3070			      NULL, 0, &sor0_lock),
3071	TEGRA_INIT_DATA_TABLE("sor1", NULL, NULL, sor1_parents,
3072			      CLK_SOURCE_SOR1, 29, 0x7, 0, 0, 8, 1,
3073			      TEGRA_DIVIDER_ROUND_UP, 183, 0,
3074			      tegra_clk_sor1, sor1_parents_idx, 0,
3075			      &sor1_lock),
3076	TEGRA_INIT_DATA_TABLE("sor1_out", NULL, NULL, sor1_out_parents,
3077			      CLK_SOURCE_SOR1, 14, 0x3, 0, 0, 0, 0,
3078			      0, 0, TEGRA_PERIPH_NO_GATE,
3079			      tegra_clk_sor1_out, NULL, 0, &sor1_lock),
3080};
3081
3082static const char * const la_parents[] = {
3083	"pll_p", "pll_c2", "pll_c", "pll_c3", "pll_re_out1", "pll_a1", "clk_m", "pll_c4_out0"
3084};
3085
3086static struct tegra_clk_periph tegra210_la =
3087	TEGRA_CLK_PERIPH(29, 7, 9, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, 76, 0, NULL, NULL);
3088
3089static __init void tegra210_periph_clk_init(struct device_node *np,
3090					    void __iomem *clk_base,
3091					    void __iomem *pmc_base)
3092{
3093	struct clk *clk;
3094	unsigned int i;
3095
3096	/* xusb_ss_div2 */
3097	clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
3098					1, 2);
3099	clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;
3100
3101	clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base,
3102					      1, 17, 222);
3103	clks[TEGRA210_CLK_SOR_SAFE] = clk;
3104
3105	clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base,
3106					      1, 17, 181);
3107	clks[TEGRA210_CLK_DPAUX] = clk;
3108
3109	clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base,
3110					      1, 17, 207);
3111	clks[TEGRA210_CLK_DPAUX1] = clk;
3112
3113	/* pll_d_dsi_out */
3114	clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
3115				clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
3116	clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;
3117
3118	/* dsia */
3119	clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
3120					     clk_base, 0, 48,
3121					     periph_clk_enb_refcnt);
3122	clks[TEGRA210_CLK_DSIA] = clk;
3123
3124	/* dsib */
3125	clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
3126					     clk_base, 0, 82,
3127					     periph_clk_enb_refcnt);
3128	clks[TEGRA210_CLK_DSIB] = clk;
3129
3130	/* csi_tpg */
3131	clk = clk_register_gate(NULL, "csi_tpg", "pll_d",
3132				CLK_SET_RATE_PARENT, clk_base + PLLD_BASE,
3133				23, 0, &pll_d_lock);
3134	clk_register_clkdev(clk, "csi_tpg", NULL);
3135	clks[TEGRA210_CLK_CSI_TPG] = clk;
3136
3137	/* la */
3138	clk = tegra_clk_register_periph("la", la_parents,
3139			ARRAY_SIZE(la_parents), &tegra210_la, clk_base,
3140			CLK_SOURCE_LA, 0);
3141	clks[TEGRA210_CLK_LA] = clk;
3142
3143	/* cml0 */
3144	clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
3145				0, 0, &pll_e_lock);
3146	clk_register_clkdev(clk, "cml0", NULL);
3147	clks[TEGRA210_CLK_CML0] = clk;
3148
3149	/* cml1 */
3150	clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
3151				1, 0, &pll_e_lock);
3152	clk_register_clkdev(clk, "cml1", NULL);
3153	clks[TEGRA210_CLK_CML1] = clk;
3154
3155	clk = tegra_clk_register_super_clk("aclk", aclk_parents,
3156				ARRAY_SIZE(aclk_parents), 0, clk_base + 0x6e0,
3157				0, NULL);
3158	clks[TEGRA210_CLK_ACLK] = clk;
3159
3160	clk = tegra_clk_register_sdmmc_mux_div("sdmmc2", clk_base,
3161					    CLK_SOURCE_SDMMC2, 9,
3162					    TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3163	clks[TEGRA210_CLK_SDMMC2] = clk;
3164
3165	clk = tegra_clk_register_sdmmc_mux_div("sdmmc4", clk_base,
3166					    CLK_SOURCE_SDMMC4, 15,
3167					    TEGRA_DIVIDER_ROUND_UP, 0, NULL);
3168	clks[TEGRA210_CLK_SDMMC4] = clk;
3169
3170	for (i = 0; i < ARRAY_SIZE(tegra210_periph); i++) {
3171		struct tegra_periph_init_data *init = &tegra210_periph[i];
3172		struct clk **clkp;
3173
3174		clkp = tegra_lookup_dt_id(init->clk_id, tegra210_clks);
3175		if (!clkp) {
3176			pr_warn("clock %u not found\n", init->clk_id);
3177			continue;
3178		}
3179
3180		clk = tegra_clk_register_periph_data(clk_base, init);
3181		*clkp = clk;
3182	}
3183
3184	tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
3185
3186	/* emc */
3187	clk = tegra210_clk_register_emc(np, clk_base);
3188	clks[TEGRA210_CLK_EMC] = clk;
3189
3190	/* mc */
3191	tegra210_clk_register_mc("mc", "emc");
3192}
3193
3194static void __init tegra210_pll_init(void __iomem *clk_base,
3195				     void __iomem *pmc)
3196{
3197	struct clk *clk;
3198
3199	/* PLLC */
3200	clk = tegra_clk_register_pllc_tegra210("pll_c", "pll_ref", clk_base,
3201			pmc, 0, &pll_c_params, NULL);
3202	if (!WARN_ON(IS_ERR(clk)))
3203		clk_register_clkdev(clk, "pll_c", NULL);
3204	clks[TEGRA210_CLK_PLL_C] = clk;
3205
3206	/* PLLC_OUT1 */
3207	clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
3208			clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3209			8, 8, 1, NULL);
3210	clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
3211				clk_base + PLLC_OUT, 1, 0,
3212				CLK_SET_RATE_PARENT, 0, NULL);
3213	clk_register_clkdev(clk, "pll_c_out1", NULL);
3214	clks[TEGRA210_CLK_PLL_C_OUT1] = clk;
3215
3216	/* PLLC_UD */
3217	clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
3218					CLK_SET_RATE_PARENT, 1, 1);
3219	clk_register_clkdev(clk, "pll_c_ud", NULL);
3220	clks[TEGRA210_CLK_PLL_C_UD] = clk;
3221
3222	/* PLLC2 */
3223	clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
3224			     pmc, 0, &pll_c2_params, NULL);
3225	clk_register_clkdev(clk, "pll_c2", NULL);
3226	clks[TEGRA210_CLK_PLL_C2] = clk;
3227
3228	/* PLLC3 */
3229	clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
3230			     pmc, 0, &pll_c3_params, NULL);
3231	clk_register_clkdev(clk, "pll_c3", NULL);
3232	clks[TEGRA210_CLK_PLL_C3] = clk;
3233
3234	/* PLLM */
3235	clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
3236			     CLK_SET_RATE_GATE, &pll_m_params, NULL);
3237	clk_register_clkdev(clk, "pll_m", NULL);
3238	clks[TEGRA210_CLK_PLL_M] = clk;
3239
3240	/* PLLMB */
3241	clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
3242			     CLK_SET_RATE_GATE, &pll_mb_params, NULL);
3243	clk_register_clkdev(clk, "pll_mb", NULL);
3244	clks[TEGRA210_CLK_PLL_MB] = clk;
3245
3246	/* PLLM_UD */
3247	clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
3248					CLK_SET_RATE_PARENT, 1, 1);
3249	clk_register_clkdev(clk, "pll_m_ud", NULL);
3250	clks[TEGRA210_CLK_PLL_M_UD] = clk;
3251
3252	/* PLLMB_UD */
3253	clk = clk_register_fixed_factor(NULL, "pll_mb_ud", "pll_mb",
3254					CLK_SET_RATE_PARENT, 1, 1);
3255	clk_register_clkdev(clk, "pll_mb_ud", NULL);
3256	clks[TEGRA210_CLK_PLL_MB_UD] = clk;
3257
3258	/* PLLP_UD */
3259	clk = clk_register_fixed_factor(NULL, "pll_p_ud", "pll_p",
3260					0, 1, 1);
3261	clks[TEGRA210_CLK_PLL_P_UD] = clk;
3262
3263	/* PLLU_VCO */
3264	if (!tegra210_init_pllu()) {
3265		clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,
3266					      480*1000*1000);
3267		clk_register_clkdev(clk, "pll_u_vco", NULL);
3268		clks[TEGRA210_CLK_PLL_U] = clk;
3269	}
3270
3271	/* PLLU_OUT */
3272	clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
3273					 clk_base + PLLU_BASE, 16, 4, 0,
3274					 pll_vco_post_div_table, NULL);
3275	clk_register_clkdev(clk, "pll_u_out", NULL);
3276	clks[TEGRA210_CLK_PLL_U_OUT] = clk;
3277
3278	/* PLLU_OUT1 */
3279	clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
3280				clk_base + PLLU_OUTA, 0,
3281				TEGRA_DIVIDER_ROUND_UP,
3282				8, 8, 1, &pll_u_lock);
3283	clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
3284				clk_base + PLLU_OUTA, 1, 0,
3285				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3286	clk_register_clkdev(clk, "pll_u_out1", NULL);
3287	clks[TEGRA210_CLK_PLL_U_OUT1] = clk;
3288
3289	/* PLLU_OUT2 */
3290	clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
3291				clk_base + PLLU_OUTA, 0,
3292				TEGRA_DIVIDER_ROUND_UP,
3293				24, 8, 1, &pll_u_lock);
3294	clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
3295				clk_base + PLLU_OUTA, 17, 16,
3296				CLK_SET_RATE_PARENT, 0, &pll_u_lock);
3297	clk_register_clkdev(clk, "pll_u_out2", NULL);
3298	clks[TEGRA210_CLK_PLL_U_OUT2] = clk;
3299
3300	/* PLLU_480M */
3301	clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
3302				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3303				22, 0, &pll_u_lock);
3304	clk_register_clkdev(clk, "pll_u_480M", NULL);
3305	clks[TEGRA210_CLK_PLL_U_480M] = clk;
3306
3307	/* PLLU_60M */
3308	clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
3309				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3310				23, 0, &pll_u_lock);
3311	clk_register_clkdev(clk, "pll_u_60M", NULL);
3312	clks[TEGRA210_CLK_PLL_U_60M] = clk;
3313
3314	/* PLLU_48M */
3315	clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
3316				CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
3317				25, 0, &pll_u_lock);
3318	clk_register_clkdev(clk, "pll_u_48M", NULL);
3319	clks[TEGRA210_CLK_PLL_U_48M] = clk;
3320
3321	/* PLLD */
3322	clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
3323			    &pll_d_params, &pll_d_lock);
3324	clk_register_clkdev(clk, "pll_d", NULL);
3325	clks[TEGRA210_CLK_PLL_D] = clk;
3326
3327	/* PLLD_OUT0 */
3328	clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
3329					CLK_SET_RATE_PARENT, 1, 2);
3330	clk_register_clkdev(clk, "pll_d_out0", NULL);
3331	clks[TEGRA210_CLK_PLL_D_OUT0] = clk;
3332
3333	/* PLLRE */
3334	clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref",
3335						clk_base, pmc, 0,
3336						&pll_re_vco_params,
3337						&pll_re_lock, pll_ref_freq);
3338	clk_register_clkdev(clk, "pll_re_vco", NULL);
3339	clks[TEGRA210_CLK_PLL_RE_VCO] = clk;
3340
3341	clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
3342					 clk_base + PLLRE_BASE, 16, 5, 0,
3343					 pll_vco_post_div_table, &pll_re_lock);
3344	clk_register_clkdev(clk, "pll_re_out", NULL);
3345	clks[TEGRA210_CLK_PLL_RE_OUT] = clk;
3346
3347	clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco",
3348					 clk_base + PLLRE_OUT1, 0,
3349					 TEGRA_DIVIDER_ROUND_UP,
3350					 8, 8, 1, NULL);
3351	clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div",
3352					 clk_base + PLLRE_OUT1, 1, 0,
3353					 CLK_SET_RATE_PARENT, 0, NULL);
3354	clks[TEGRA210_CLK_PLL_RE_OUT1] = clk;
3355
3356	/* PLLE */
3357	clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
3358				      clk_base, 0, &pll_e_params, NULL);
3359	clk_register_clkdev(clk, "pll_e", NULL);
3360	clks[TEGRA210_CLK_PLL_E] = clk;
3361
3362	/* PLLC4 */
3363	clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
3364			     0, &pll_c4_vco_params, NULL, pll_ref_freq);
3365	clk_register_clkdev(clk, "pll_c4_vco", NULL);
3366	clks[TEGRA210_CLK_PLL_C4] = clk;
3367
3368	/* PLLC4_OUT0 */
3369	clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
3370					 clk_base + PLLC4_BASE, 19, 4, 0,
3371					 pll_vco_post_div_table, NULL);
3372	clk_register_clkdev(clk, "pll_c4_out0", NULL);
3373	clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;
3374
3375	/* PLLC4_OUT1 */
3376	clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
3377					CLK_SET_RATE_PARENT, 1, 3);
3378	clk_register_clkdev(clk, "pll_c4_out1", NULL);
3379	clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;
3380
3381	/* PLLC4_OUT2 */
3382	clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
3383					CLK_SET_RATE_PARENT, 1, 5);
3384	clk_register_clkdev(clk, "pll_c4_out2", NULL);
3385	clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;
3386
3387	/* PLLC4_OUT3 */
3388	clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
3389			clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
3390			8, 8, 1, NULL);
3391	clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
3392				clk_base + PLLC4_OUT, 1, 0,
3393				CLK_SET_RATE_PARENT, 0, NULL);
3394	clk_register_clkdev(clk, "pll_c4_out3", NULL);
3395	clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;
3396
3397	/* PLLDP */
3398	clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
3399					0, &pll_dp_params, NULL);
3400	clk_register_clkdev(clk, "pll_dp", NULL);
3401	clks[TEGRA210_CLK_PLL_DP] = clk;
3402
3403	/* PLLD2 */
3404	clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
3405					0, &pll_d2_params, NULL);
3406	clk_register_clkdev(clk, "pll_d2", NULL);
3407	clks[TEGRA210_CLK_PLL_D2] = clk;
3408
3409	/* PLLD2_OUT0 */
3410	clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
3411					CLK_SET_RATE_PARENT, 1, 1);
3412	clk_register_clkdev(clk, "pll_d2_out0", NULL);
3413	clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;
3414
3415	/* PLLP_OUT2 */
3416	clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
3417					CLK_SET_RATE_PARENT, 1, 2);
3418	clk_register_clkdev(clk, "pll_p_out2", NULL);
3419	clks[TEGRA210_CLK_PLL_P_OUT2] = clk;
3420
3421}
3422
3423/* Tegra210 CPU clock and reset control functions */
3424static void tegra210_wait_cpu_in_reset(u32 cpu)
3425{
3426	unsigned int reg;
3427
3428	do {
3429		reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
3430		cpu_relax();
3431	} while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
3432}
3433
3434static void tegra210_disable_cpu_clock(u32 cpu)
3435{
3436	/* flow controller would take care in the power sequence. */
3437}
3438
3439#ifdef CONFIG_PM_SLEEP
3440#define car_readl(_base, _off) readl_relaxed(clk_base + (_base) + ((_off) * 4))
3441#define car_writel(_val, _base, _off) \
3442		writel_relaxed(_val, clk_base + (_base) + ((_off) * 4))
3443
3444static u32 spare_reg_ctx, misc_clk_enb_ctx, clk_msk_arm_ctx;
3445static u32 cpu_softrst_ctx[3];
3446
3447static int tegra210_clk_suspend(void)
3448{
3449	unsigned int i;
3450
3451	clk_save_context();
3452
3453	/*
3454	 * Save the bootloader configured clock registers SPARE_REG0,
3455	 * MISC_CLK_ENB, CLK_MASK_ARM, CPU_SOFTRST_CTRL.
3456	 */
3457	spare_reg_ctx = readl_relaxed(clk_base + SPARE_REG0);
3458	misc_clk_enb_ctx = readl_relaxed(clk_base + MISC_CLK_ENB);
3459	clk_msk_arm_ctx = readl_relaxed(clk_base + CLK_MASK_ARM);
3460
3461	for (i = 0; i < ARRAY_SIZE(cpu_softrst_ctx); i++)
3462		cpu_softrst_ctx[i] = car_readl(CPU_SOFTRST_CTRL, i);
3463
3464	tegra_clk_periph_suspend();
3465	return 0;
3466}
3467
3468static void tegra210_clk_resume(void)
3469{
3470	unsigned int i;
3471
3472	tegra_clk_osc_resume(clk_base);
3473
3474	/*
3475	 * Restore the bootloader configured clock registers SPARE_REG0,
3476	 * MISC_CLK_ENB, CLK_MASK_ARM, CPU_SOFTRST_CTRL from saved context.
3477	 */
3478	writel_relaxed(spare_reg_ctx, clk_base + SPARE_REG0);
3479	writel_relaxed(misc_clk_enb_ctx, clk_base + MISC_CLK_ENB);
3480	writel_relaxed(clk_msk_arm_ctx, clk_base + CLK_MASK_ARM);
3481
3482	for (i = 0; i < ARRAY_SIZE(cpu_softrst_ctx); i++)
3483		car_writel(cpu_softrst_ctx[i], CPU_SOFTRST_CTRL, i);
3484
3485	/*
3486	 * Tegra clock programming sequence recommends peripheral clock to
3487	 * be enabled prior to changing its clock source and divider to
3488	 * prevent glitchless frequency switch.
3489	 * So, enable all peripheral clocks before restoring their source
3490	 * and dividers.
3491	 */
3492	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_L, clk_base + CLK_OUT_ENB_L);
3493	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_H, clk_base + CLK_OUT_ENB_H);
3494	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_U, clk_base + CLK_OUT_ENB_U);
3495	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_V, clk_base + CLK_OUT_ENB_V);
3496	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_W, clk_base + CLK_OUT_ENB_W);
3497	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_X, clk_base + CLK_OUT_ENB_X);
3498	writel_relaxed(TEGRA210_CLK_ENB_VLD_MSK_Y, clk_base + CLK_OUT_ENB_Y);
3499
3500	/* wait for all writes to happen to have all the clocks enabled */
3501	fence_udelay(2, clk_base);
3502
3503	/* restore PLLs and all peripheral clock rates */
3504	tegra210_init_pllu();
3505	clk_restore_context();
3506
3507	/* restore saved context of peripheral clocks and reset state */
3508	tegra_clk_periph_resume();
3509}
3510
3511static void tegra210_cpu_clock_suspend(void)
3512{
3513	/* switch coresite to clk_m, save off original source */
3514	tegra210_cpu_clk_sctx.clk_csite_src =
3515				readl(clk_base + CLK_SOURCE_CSITE);
3516	writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
3517}
3518
3519static void tegra210_cpu_clock_resume(void)
3520{
3521	writel(tegra210_cpu_clk_sctx.clk_csite_src,
3522				clk_base + CLK_SOURCE_CSITE);
3523}
3524#endif
3525
3526static struct syscore_ops tegra_clk_syscore_ops = {
3527#ifdef CONFIG_PM_SLEEP
3528	.suspend = tegra210_clk_suspend,
3529	.resume = tegra210_clk_resume,
3530#endif
3531};
3532
3533static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
3534	.wait_for_reset	= tegra210_wait_cpu_in_reset,
3535	.disable_clock	= tegra210_disable_cpu_clock,
3536#ifdef CONFIG_PM_SLEEP
3537	.suspend	= tegra210_cpu_clock_suspend,
3538	.resume		= tegra210_cpu_clock_resume,
3539#endif
3540};
3541
3542static const struct of_device_id pmc_match[] __initconst = {
3543	{ .compatible = "nvidia,tegra210-pmc" },
3544	{ },
3545};
3546
3547static struct tegra_clk_init_table init_table[] __initdata = {
3548	{ TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
3549	{ TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
3550	{ TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
3551	{ TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
3552	{ TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 0 },
3553	{ TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 0 },
3554	{ TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3555	{ TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3556	{ TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3557	{ TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3558	{ TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
3559	{ TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
3560	{ TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
3561	{ TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 0 },
3562	{ TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
3563	{ TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
3564	{ TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
3565	{ TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
3566	{ TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3567	{ TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
3568	{ TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
3569	{ TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3570	{ TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
3571	{ TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
3572	{ TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3573	{ TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
3574	{ TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
3575	{ TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
3576	{ TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
3577	{ TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
3578	/* TODO find a way to enable this on-demand */
3579	{ TEGRA210_CLK_DBGAPB, TEGRA210_CLK_CLK_MAX, 0, 1 },
3580	{ TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
3581	{ TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
3582	{ TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
3583	{ TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
3584	{ TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
3585	{ TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
3586	{ TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
3587	{ TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
3588	{ TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
3589	{ TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
3590	{ TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
3591	{ TEGRA210_CLK_SPDIF_IN_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3592	{ TEGRA210_CLK_I2S0_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3593	{ TEGRA210_CLK_I2S1_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3594	{ TEGRA210_CLK_I2S2_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3595	{ TEGRA210_CLK_I2S3_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3596	{ TEGRA210_CLK_I2S4_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3597	{ TEGRA210_CLK_VIMCLK_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
3598	{ TEGRA210_CLK_HDA, TEGRA210_CLK_PLL_P, 51000000, 0 },
3599	{ TEGRA210_CLK_HDA2CODEC_2X, TEGRA210_CLK_PLL_P, 48000000, 0 },
3600	{ TEGRA210_CLK_PWM, TEGRA210_CLK_PLL_P, 48000000, 0 },
3601	/* This MUST be the last entry. */
3602	{ TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
3603};
3604
3605/**
3606 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
3607 *
3608 * Program an initial clock rate and enable or disable clocks needed
3609 * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
3610 * called by assigning a pointer to it to tegra_clk_apply_init_table -
3611 * this will be called as an arch_initcall.  No return value.
3612 */
3613static void __init tegra210_clock_apply_init_table(void)
3614{
3615	tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
3616}
3617
3618/**
3619 * tegra210_car_barrier - wait for pending writes to the CAR to complete
3620 *
3621 * Wait for any outstanding writes to the CAR MMIO space from this CPU
3622 * to complete before continuing execution.  No return value.
3623 */
3624static void tegra210_car_barrier(void)
3625{
3626	readl_relaxed(clk_base + RST_DFLL_DVCO);
3627}
3628
3629/**
3630 * tegra210_clock_assert_dfll_dvco_reset - assert the DFLL's DVCO reset
3631 *
3632 * Assert the reset line of the DFLL's DVCO.  No return value.
3633 */
3634static void tegra210_clock_assert_dfll_dvco_reset(void)
3635{
3636	u32 v;
3637
3638	v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3639	v |= (1 << DVFS_DFLL_RESET_SHIFT);
3640	writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3641	tegra210_car_barrier();
3642}
3643
3644/**
3645 * tegra210_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
3646 *
3647 * Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
3648 * operate.  No return value.
3649 */
3650static void tegra210_clock_deassert_dfll_dvco_reset(void)
3651{
3652	u32 v;
3653
3654	v = readl_relaxed(clk_base + RST_DFLL_DVCO);
3655	v &= ~(1 << DVFS_DFLL_RESET_SHIFT);
3656	writel_relaxed(v, clk_base + RST_DFLL_DVCO);
3657	tegra210_car_barrier();
3658}
3659
3660static int tegra210_reset_assert(unsigned long id)
3661{
3662	if (id == TEGRA210_RST_DFLL_DVCO)
3663		tegra210_clock_assert_dfll_dvco_reset();
3664	else if (id == TEGRA210_RST_ADSP)
3665		writel(GENMASK(26, 21) | BIT(7),
3666			clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_SET);
3667	else
3668		return -EINVAL;
3669
3670	return 0;
3671}
3672
3673static int tegra210_reset_deassert(unsigned long id)
3674{
3675	if (id == TEGRA210_RST_DFLL_DVCO)
3676		tegra210_clock_deassert_dfll_dvco_reset();
3677	else if (id == TEGRA210_RST_ADSP) {
3678		writel(BIT(21), clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3679		/*
3680		 * Considering adsp cpu clock (min: 12.5MHZ, max: 1GHz)
3681		 * a delay of 5us ensures that it's at least
3682		 * 6 * adsp_cpu_cycle_period long.
3683		 */
3684		udelay(5);
3685		writel(GENMASK(26, 22) | BIT(7),
3686			clk_base + CLK_RST_CONTROLLER_RST_DEV_Y_CLR);
3687	} else
3688		return -EINVAL;
3689
3690	return 0;
3691}
3692
3693static void tegra210_mbist_clk_init(void)
3694{
3695	unsigned int i, j;
3696
3697	for (i = 0; i < ARRAY_SIZE(tegra210_pg_mbist_war); i++) {
3698		unsigned int num_clks = tegra210_pg_mbist_war[i].num_clks;
3699		struct clk_bulk_data *clk_data;
3700
3701		if (!num_clks)
3702			continue;
3703
3704		clk_data = kmalloc_array(num_clks, sizeof(*clk_data),
3705					 GFP_KERNEL);
3706		if (WARN_ON(!clk_data))
3707			return;
3708
3709		tegra210_pg_mbist_war[i].clks = clk_data;
3710		for (j = 0; j < num_clks; j++) {
3711			int clk_id = tegra210_pg_mbist_war[i].clk_init_data[j];
3712			struct clk *clk = clks[clk_id];
3713
3714			if (WARN(IS_ERR(clk), "clk_id: %d\n", clk_id)) {
3715				kfree(clk_data);
3716				tegra210_pg_mbist_war[i].clks = NULL;
3717				break;
3718			}
3719			clk_data[j].clk = clk;
3720		}
3721	}
3722}
3723
3724/**
3725 * tegra210_clock_init - Tegra210-specific clock initialization
3726 * @np: struct device_node * of the DT node for the SoC CAR IP block
3727 *
3728 * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
3729 * to be called by the OF init code when a DT node with the
3730 * "nvidia,tegra210-car" string is encountered, and declared with
3731 * CLK_OF_DECLARE.  No return value.
3732 */
3733static void __init tegra210_clock_init(struct device_node *np)
3734{
3735	struct device_node *node;
3736	u32 value, clk_m_div;
3737
3738	clk_base = of_iomap(np, 0);
3739	if (!clk_base) {
3740		pr_err("ioremap tegra210 CAR failed\n");
3741		return;
3742	}
3743
3744	node = of_find_matching_node(NULL, pmc_match);
3745	if (!node) {
3746		pr_err("Failed to find pmc node\n");
3747		WARN_ON(1);
3748		return;
3749	}
3750
3751	pmc_base = of_iomap(node, 0);
3752	of_node_put(node);
3753	if (!pmc_base) {
3754		pr_err("Can't map pmc registers\n");
3755		WARN_ON(1);
3756		return;
3757	}
3758
3759	ahub_base = ioremap(TEGRA210_AHUB_BASE, SZ_64K);
3760	if (!ahub_base) {
3761		pr_err("ioremap tegra210 APE failed\n");
3762		return;
3763	}
3764
3765	dispa_base = ioremap(TEGRA210_DISPA_BASE, SZ_256K);
3766	if (!dispa_base) {
3767		pr_err("ioremap tegra210 DISPA failed\n");
3768		return;
3769	}
3770
3771	vic_base = ioremap(TEGRA210_VIC_BASE, SZ_256K);
3772	if (!vic_base) {
3773		pr_err("ioremap tegra210 VIC failed\n");
3774		return;
3775	}
3776
3777	clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
3778			      TEGRA210_CAR_BANK_COUNT);
3779	if (!clks)
3780		return;
3781
3782	value = readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
3783	clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;
3784
3785	if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
3786			       ARRAY_SIZE(tegra210_input_freq), clk_m_div,
3787			       &osc_freq, &pll_ref_freq) < 0)
3788		return;
3789
3790	tegra_fixed_clk_init(tegra210_clks);
3791	tegra210_pll_init(clk_base, pmc_base);
3792	tegra210_periph_clk_init(np, clk_base, pmc_base);
3793	tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
3794			     tegra210_audio_plls,
3795			     ARRAY_SIZE(tegra210_audio_plls), 24576000);
3796
3797	/* For Tegra210, PLLD is the only source for DSIA & DSIB */
3798	value = readl(clk_base + PLLD_BASE);
3799	value &= ~BIT(25);
3800	writel(value, clk_base + PLLD_BASE);
3801
3802	tegra_clk_apply_init_table = tegra210_clock_apply_init_table;
3803
3804	tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
3805				  &pll_x_params);
3806	tegra_init_special_resets(2, tegra210_reset_assert,
3807				  tegra210_reset_deassert);
3808
3809	tegra_add_of_provider(np, of_clk_src_onecell_get);
3810	tegra_register_devclks(devclks, ARRAY_SIZE(devclks));
3811
3812	tegra210_mbist_clk_init();
3813
3814	tegra_cpu_car_ops = &tegra210_cpu_car_ops;
3815
3816	register_syscore_ops(&tegra_clk_syscore_ops);
3817}
3818CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);
3819