1// SPDX-License-Identifier: GPL-2.0
2//
3// cs35l41-lib.c -- CS35L41 Common functions for HDA and ASoC Audio drivers
4//
5// Copyright 2017-2021 Cirrus Logic, Inc.
6//
7// Author: David Rhodes <david.rhodes@cirrus.com>
8// Author: Lucas Tanure <lucas.tanure@cirrus.com>
9
10#include <linux/dev_printk.h>
11#include <linux/module.h>
12#include <linux/regmap.h>
13#include <linux/regulator/consumer.h>
14#include <linux/slab.h>
15#include <linux/firmware/cirrus/wmfw.h>
16
17#include <sound/cs35l41.h>
18
19static const struct reg_default cs35l41_reg[] = {
20	{ CS35L41_PWR_CTRL1,			0x00000000 },
21	{ CS35L41_PWR_CTRL2,			0x00000000 },
22	{ CS35L41_PWR_CTRL3,			0x01000010 },
23	{ CS35L41_GPIO_PAD_CONTROL,		0x00000000 },
24	{ CS35L41_GLOBAL_CLK_CTRL,		0x00000003 },
25	{ CS35L41_TST_FS_MON0,			0x00020016 },
26	{ CS35L41_BSTCVRT_COEFF,		0x00002424 },
27	{ CS35L41_BSTCVRT_SLOPE_LBST,		0x00007500 },
28	{ CS35L41_BSTCVRT_PEAK_CUR,		0x0000004A },
29	{ CS35L41_SP_ENABLES,			0x00000000 },
30	{ CS35L41_SP_RATE_CTRL,			0x00000028 },
31	{ CS35L41_SP_FORMAT,			0x18180200 },
32	{ CS35L41_SP_HIZ_CTRL,			0x00000002 },
33	{ CS35L41_SP_FRAME_TX_SLOT,		0x03020100 },
34	{ CS35L41_SP_FRAME_RX_SLOT,		0x00000100 },
35	{ CS35L41_SP_TX_WL,			0x00000018 },
36	{ CS35L41_SP_RX_WL,			0x00000018 },
37	{ CS35L41_DAC_PCM1_SRC,			0x00000008 },
38	{ CS35L41_ASP_TX1_SRC,			0x00000018 },
39	{ CS35L41_ASP_TX2_SRC,			0x00000019 },
40	{ CS35L41_ASP_TX3_SRC,			0x00000000 },
41	{ CS35L41_ASP_TX4_SRC,			0x00000000 },
42	{ CS35L41_DSP1_RX1_SRC,			0x00000008 },
43	{ CS35L41_DSP1_RX2_SRC,			0x00000009 },
44	{ CS35L41_DSP1_RX3_SRC,			0x00000018 },
45	{ CS35L41_DSP1_RX4_SRC,			0x00000019 },
46	{ CS35L41_DSP1_RX5_SRC,			0x00000020 },
47	{ CS35L41_DSP1_RX6_SRC,			0x00000021 },
48	{ CS35L41_DSP1_RX7_SRC,			0x0000003A },
49	{ CS35L41_DSP1_RX8_SRC,			0x0000003B },
50	{ CS35L41_NGATE1_SRC,			0x00000008 },
51	{ CS35L41_NGATE2_SRC,			0x00000009 },
52	{ CS35L41_AMP_DIG_VOL_CTRL,		0x00008000 },
53	{ CS35L41_CLASSH_CFG,			0x000B0405 },
54	{ CS35L41_WKFET_CFG,			0x00000111 },
55	{ CS35L41_NG_CFG,			0x00000033 },
56	{ CS35L41_AMP_GAIN_CTRL,		0x00000000 },
57	{ CS35L41_IRQ1_MASK1,			0xFFFFFFFF },
58	{ CS35L41_IRQ1_MASK2,			0xFFFFFFFF },
59	{ CS35L41_IRQ1_MASK3,			0xFFFF87FF },
60	{ CS35L41_IRQ1_MASK4,			0xFEFFFFFF },
61	{ CS35L41_GPIO1_CTRL1,			0x81000001 },
62	{ CS35L41_GPIO2_CTRL1,			0x81000001 },
63	{ CS35L41_MIXER_NGATE_CFG,		0x00000000 },
64	{ CS35L41_MIXER_NGATE_CH1_CFG,		0x00000303 },
65	{ CS35L41_MIXER_NGATE_CH2_CFG,		0x00000303 },
66	{ CS35L41_DSP1_CCM_CORE_CTRL,		0x00000101 },
67};
68
69static bool cs35l41_readable_reg(struct device *dev, unsigned int reg)
70{
71	switch (reg) {
72	case CS35L41_DEVID:
73	case CS35L41_REVID:
74	case CS35L41_FABID:
75	case CS35L41_RELID:
76	case CS35L41_OTPID:
77	case CS35L41_TEST_KEY_CTL:
78	case CS35L41_USER_KEY_CTL:
79	case CS35L41_OTP_CTRL0:
80	case CS35L41_OTP_CTRL3:
81	case CS35L41_OTP_CTRL4:
82	case CS35L41_OTP_CTRL5:
83	case CS35L41_OTP_CTRL6:
84	case CS35L41_OTP_CTRL7:
85	case CS35L41_OTP_CTRL8:
86	case CS35L41_PWR_CTRL1:
87	case CS35L41_PWR_CTRL2:
88	case CS35L41_PWR_CTRL3:
89	case CS35L41_CTRL_OVRRIDE:
90	case CS35L41_AMP_OUT_MUTE:
91	case CS35L41_PROTECT_REL_ERR_IGN:
92	case CS35L41_GPIO_PAD_CONTROL:
93	case CS35L41_JTAG_CONTROL:
94	case CS35L41_PWRMGT_CTL:
95	case CS35L41_WAKESRC_CTL:
96	case CS35L41_PWRMGT_STS:
97	case CS35L41_PLL_CLK_CTRL:
98	case CS35L41_DSP_CLK_CTRL:
99	case CS35L41_GLOBAL_CLK_CTRL:
100	case CS35L41_DATA_FS_SEL:
101	case CS35L41_TST_FS_MON0:
102	case CS35L41_MDSYNC_EN:
103	case CS35L41_MDSYNC_TX_ID:
104	case CS35L41_MDSYNC_PWR_CTRL:
105	case CS35L41_MDSYNC_DATA_TX:
106	case CS35L41_MDSYNC_TX_STATUS:
107	case CS35L41_MDSYNC_DATA_RX:
108	case CS35L41_MDSYNC_RX_STATUS:
109	case CS35L41_MDSYNC_ERR_STATUS:
110	case CS35L41_MDSYNC_SYNC_PTE2:
111	case CS35L41_MDSYNC_SYNC_PTE3:
112	case CS35L41_MDSYNC_SYNC_MSM_STATUS:
113	case CS35L41_BSTCVRT_VCTRL1:
114	case CS35L41_BSTCVRT_VCTRL2:
115	case CS35L41_BSTCVRT_PEAK_CUR:
116	case CS35L41_BSTCVRT_SFT_RAMP:
117	case CS35L41_BSTCVRT_COEFF:
118	case CS35L41_BSTCVRT_SLOPE_LBST:
119	case CS35L41_BSTCVRT_SW_FREQ:
120	case CS35L41_BSTCVRT_DCM_CTRL:
121	case CS35L41_BSTCVRT_DCM_MODE_FORCE:
122	case CS35L41_BSTCVRT_OVERVOLT_CTRL:
123	case CS35L41_VI_VOL_POL:
124	case CS35L41_DTEMP_WARN_THLD:
125	case CS35L41_DTEMP_CFG:
126	case CS35L41_DTEMP_EN:
127	case CS35L41_VPVBST_FS_SEL:
128	case CS35L41_SP_ENABLES:
129	case CS35L41_SP_RATE_CTRL:
130	case CS35L41_SP_FORMAT:
131	case CS35L41_SP_HIZ_CTRL:
132	case CS35L41_SP_FRAME_TX_SLOT:
133	case CS35L41_SP_FRAME_RX_SLOT:
134	case CS35L41_SP_TX_WL:
135	case CS35L41_SP_RX_WL:
136	case CS35L41_DAC_PCM1_SRC:
137	case CS35L41_ASP_TX1_SRC:
138	case CS35L41_ASP_TX2_SRC:
139	case CS35L41_ASP_TX3_SRC:
140	case CS35L41_ASP_TX4_SRC:
141	case CS35L41_DSP1_RX1_SRC:
142	case CS35L41_DSP1_RX2_SRC:
143	case CS35L41_DSP1_RX3_SRC:
144	case CS35L41_DSP1_RX4_SRC:
145	case CS35L41_DSP1_RX5_SRC:
146	case CS35L41_DSP1_RX6_SRC:
147	case CS35L41_DSP1_RX7_SRC:
148	case CS35L41_DSP1_RX8_SRC:
149	case CS35L41_NGATE1_SRC:
150	case CS35L41_NGATE2_SRC:
151	case CS35L41_AMP_DIG_VOL_CTRL:
152	case CS35L41_VPBR_CFG:
153	case CS35L41_VBBR_CFG:
154	case CS35L41_VPBR_STATUS:
155	case CS35L41_VBBR_STATUS:
156	case CS35L41_OVERTEMP_CFG:
157	case CS35L41_AMP_ERR_VOL:
158	case CS35L41_VOL_STATUS_TO_DSP:
159	case CS35L41_CLASSH_CFG:
160	case CS35L41_WKFET_CFG:
161	case CS35L41_NG_CFG:
162	case CS35L41_AMP_GAIN_CTRL:
163	case CS35L41_DAC_MSM_CFG:
164	case CS35L41_IRQ1_CFG:
165	case CS35L41_IRQ1_STATUS:
166	case CS35L41_IRQ1_STATUS1:
167	case CS35L41_IRQ1_STATUS2:
168	case CS35L41_IRQ1_STATUS3:
169	case CS35L41_IRQ1_STATUS4:
170	case CS35L41_IRQ1_RAW_STATUS1:
171	case CS35L41_IRQ1_RAW_STATUS2:
172	case CS35L41_IRQ1_RAW_STATUS3:
173	case CS35L41_IRQ1_RAW_STATUS4:
174	case CS35L41_IRQ1_MASK1:
175	case CS35L41_IRQ1_MASK2:
176	case CS35L41_IRQ1_MASK3:
177	case CS35L41_IRQ1_MASK4:
178	case CS35L41_IRQ1_FRC1:
179	case CS35L41_IRQ1_FRC2:
180	case CS35L41_IRQ1_FRC3:
181	case CS35L41_IRQ1_FRC4:
182	case CS35L41_IRQ1_EDGE1:
183	case CS35L41_IRQ1_EDGE4:
184	case CS35L41_IRQ1_POL1:
185	case CS35L41_IRQ1_POL2:
186	case CS35L41_IRQ1_POL3:
187	case CS35L41_IRQ1_POL4:
188	case CS35L41_IRQ1_DB3:
189	case CS35L41_IRQ2_CFG:
190	case CS35L41_IRQ2_STATUS:
191	case CS35L41_IRQ2_STATUS1:
192	case CS35L41_IRQ2_STATUS2:
193	case CS35L41_IRQ2_STATUS3:
194	case CS35L41_IRQ2_STATUS4:
195	case CS35L41_IRQ2_RAW_STATUS1:
196	case CS35L41_IRQ2_RAW_STATUS2:
197	case CS35L41_IRQ2_RAW_STATUS3:
198	case CS35L41_IRQ2_RAW_STATUS4:
199	case CS35L41_IRQ2_MASK1:
200	case CS35L41_IRQ2_MASK2:
201	case CS35L41_IRQ2_MASK3:
202	case CS35L41_IRQ2_MASK4:
203	case CS35L41_IRQ2_FRC1:
204	case CS35L41_IRQ2_FRC2:
205	case CS35L41_IRQ2_FRC3:
206	case CS35L41_IRQ2_FRC4:
207	case CS35L41_IRQ2_EDGE1:
208	case CS35L41_IRQ2_EDGE4:
209	case CS35L41_IRQ2_POL1:
210	case CS35L41_IRQ2_POL2:
211	case CS35L41_IRQ2_POL3:
212	case CS35L41_IRQ2_POL4:
213	case CS35L41_IRQ2_DB3:
214	case CS35L41_GPIO_STATUS1:
215	case CS35L41_GPIO1_CTRL1:
216	case CS35L41_GPIO2_CTRL1:
217	case CS35L41_MIXER_NGATE_CFG:
218	case CS35L41_MIXER_NGATE_CH1_CFG:
219	case CS35L41_MIXER_NGATE_CH2_CFG:
220	case CS35L41_DSP_MBOX_1 ... CS35L41_DSP_VIRT2_MBOX_8:
221	case CS35L41_CLOCK_DETECT_1:
222	case CS35L41_DIE_STS1:
223	case CS35L41_DIE_STS2:
224	case CS35L41_TEMP_CAL1:
225	case CS35L41_TEMP_CAL2:
226	case CS35L41_DSP1_TIMESTAMP_COUNT:
227	case CS35L41_DSP1_SYS_ID:
228	case CS35L41_DSP1_SYS_VERSION:
229	case CS35L41_DSP1_SYS_CORE_ID:
230	case CS35L41_DSP1_SYS_AHB_ADDR:
231	case CS35L41_DSP1_SYS_XSRAM_SIZE:
232	case CS35L41_DSP1_SYS_YSRAM_SIZE:
233	case CS35L41_DSP1_SYS_PSRAM_SIZE:
234	case CS35L41_DSP1_SYS_PM_BOOT_SIZE:
235	case CS35L41_DSP1_SYS_FEATURES:
236	case CS35L41_DSP1_SYS_FIR_FILTERS:
237	case CS35L41_DSP1_SYS_LMS_FILTERS:
238	case CS35L41_DSP1_SYS_XM_BANK_SIZE:
239	case CS35L41_DSP1_SYS_YM_BANK_SIZE:
240	case CS35L41_DSP1_SYS_PM_BANK_SIZE:
241	case CS35L41_DSP1_RX1_RATE:
242	case CS35L41_DSP1_RX2_RATE:
243	case CS35L41_DSP1_RX3_RATE:
244	case CS35L41_DSP1_RX4_RATE:
245	case CS35L41_DSP1_RX5_RATE:
246	case CS35L41_DSP1_RX6_RATE:
247	case CS35L41_DSP1_RX7_RATE:
248	case CS35L41_DSP1_RX8_RATE:
249	case CS35L41_DSP1_TX1_RATE:
250	case CS35L41_DSP1_TX2_RATE:
251	case CS35L41_DSP1_TX3_RATE:
252	case CS35L41_DSP1_TX4_RATE:
253	case CS35L41_DSP1_TX5_RATE:
254	case CS35L41_DSP1_TX6_RATE:
255	case CS35L41_DSP1_TX7_RATE:
256	case CS35L41_DSP1_TX8_RATE:
257	case CS35L41_DSP1_SCRATCH1:
258	case CS35L41_DSP1_SCRATCH2:
259	case CS35L41_DSP1_SCRATCH3:
260	case CS35L41_DSP1_SCRATCH4:
261	case CS35L41_DSP1_CCM_CORE_CTRL:
262	case CS35L41_DSP1_CCM_CLK_OVERRIDE:
263	case CS35L41_DSP1_XM_MSTR_EN:
264	case CS35L41_DSP1_XM_CORE_PRI:
265	case CS35L41_DSP1_XM_AHB_PACK_PL_PRI:
266	case CS35L41_DSP1_XM_AHB_UP_PL_PRI:
267	case CS35L41_DSP1_XM_ACCEL_PL0_PRI:
268	case CS35L41_DSP1_XM_NPL0_PRI:
269	case CS35L41_DSP1_YM_MSTR_EN:
270	case CS35L41_DSP1_YM_CORE_PRI:
271	case CS35L41_DSP1_YM_AHB_PACK_PL_PRI:
272	case CS35L41_DSP1_YM_AHB_UP_PL_PRI:
273	case CS35L41_DSP1_YM_ACCEL_PL0_PRI:
274	case CS35L41_DSP1_YM_NPL0_PRI:
275	case CS35L41_DSP1_MPU_XM_ACCESS0:
276	case CS35L41_DSP1_MPU_YM_ACCESS0:
277	case CS35L41_DSP1_MPU_WNDW_ACCESS0:
278	case CS35L41_DSP1_MPU_XREG_ACCESS0:
279	case CS35L41_DSP1_MPU_YREG_ACCESS0:
280	case CS35L41_DSP1_MPU_XM_ACCESS1:
281	case CS35L41_DSP1_MPU_YM_ACCESS1:
282	case CS35L41_DSP1_MPU_WNDW_ACCESS1:
283	case CS35L41_DSP1_MPU_XREG_ACCESS1:
284	case CS35L41_DSP1_MPU_YREG_ACCESS1:
285	case CS35L41_DSP1_MPU_XM_ACCESS2:
286	case CS35L41_DSP1_MPU_YM_ACCESS2:
287	case CS35L41_DSP1_MPU_WNDW_ACCESS2:
288	case CS35L41_DSP1_MPU_XREG_ACCESS2:
289	case CS35L41_DSP1_MPU_YREG_ACCESS2:
290	case CS35L41_DSP1_MPU_XM_ACCESS3:
291	case CS35L41_DSP1_MPU_YM_ACCESS3:
292	case CS35L41_DSP1_MPU_WNDW_ACCESS3:
293	case CS35L41_DSP1_MPU_XREG_ACCESS3:
294	case CS35L41_DSP1_MPU_YREG_ACCESS3:
295	case CS35L41_DSP1_MPU_XM_VIO_ADDR:
296	case CS35L41_DSP1_MPU_XM_VIO_STATUS:
297	case CS35L41_DSP1_MPU_YM_VIO_ADDR:
298	case CS35L41_DSP1_MPU_YM_VIO_STATUS:
299	case CS35L41_DSP1_MPU_PM_VIO_ADDR:
300	case CS35L41_DSP1_MPU_PM_VIO_STATUS:
301	case CS35L41_DSP1_MPU_LOCK_CONFIG:
302	case CS35L41_DSP1_MPU_WDT_RST_CTRL:
303	case CS35L41_OTP_TRIM_1:
304	case CS35L41_OTP_TRIM_2:
305	case CS35L41_OTP_TRIM_3:
306	case CS35L41_OTP_TRIM_4:
307	case CS35L41_OTP_TRIM_5:
308	case CS35L41_OTP_TRIM_6:
309	case CS35L41_OTP_TRIM_7:
310	case CS35L41_OTP_TRIM_8:
311	case CS35L41_OTP_TRIM_9:
312	case CS35L41_OTP_TRIM_10:
313	case CS35L41_OTP_TRIM_11:
314	case CS35L41_OTP_TRIM_12:
315	case CS35L41_OTP_TRIM_13:
316	case CS35L41_OTP_TRIM_14:
317	case CS35L41_OTP_TRIM_15:
318	case CS35L41_OTP_TRIM_16:
319	case CS35L41_OTP_TRIM_17:
320	case CS35L41_OTP_TRIM_18:
321	case CS35L41_OTP_TRIM_19:
322	case CS35L41_OTP_TRIM_20:
323	case CS35L41_OTP_TRIM_21:
324	case CS35L41_OTP_TRIM_22:
325	case CS35L41_OTP_TRIM_23:
326	case CS35L41_OTP_TRIM_24:
327	case CS35L41_OTP_TRIM_25:
328	case CS35L41_OTP_TRIM_26:
329	case CS35L41_OTP_TRIM_27:
330	case CS35L41_OTP_TRIM_28:
331	case CS35L41_OTP_TRIM_29:
332	case CS35L41_OTP_TRIM_30:
333	case CS35L41_OTP_TRIM_31:
334	case CS35L41_OTP_TRIM_32:
335	case CS35L41_OTP_TRIM_33:
336	case CS35L41_OTP_TRIM_34:
337	case CS35L41_OTP_TRIM_35:
338	case CS35L41_OTP_TRIM_36:
339	case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
340	case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
341	case CS35L41_DSP1_XMEM_UNPACK32_0 ... CS35L41_DSP1_XMEM_UNPACK32_2046:
342	case CS35L41_DSP1_XMEM_UNPACK24_0 ... CS35L41_DSP1_XMEM_UNPACK24_4093:
343	case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
344	case CS35L41_DSP1_YMEM_UNPACK32_0 ... CS35L41_DSP1_YMEM_UNPACK32_1022:
345	case CS35L41_DSP1_YMEM_UNPACK24_0 ... CS35L41_DSP1_YMEM_UNPACK24_2045:
346	case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
347	/*test regs*/
348	case CS35L41_PLL_OVR:
349	case CS35L41_BST_TEST_DUTY:
350	case CS35L41_DIGPWM_IOCTRL:
351		return true;
352	default:
353		return false;
354	}
355}
356
357static bool cs35l41_precious_reg(struct device *dev, unsigned int reg)
358{
359	switch (reg) {
360	case CS35L41_TEST_KEY_CTL:
361	case CS35L41_USER_KEY_CTL:
362	case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
363	case CS35L41_TST_FS_MON0:
364	case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
365	case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
366	case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
367		return true;
368	default:
369		return false;
370	}
371}
372
373static bool cs35l41_volatile_reg(struct device *dev, unsigned int reg)
374{
375	switch (reg) {
376	case CS35L41_DEVID:
377	case CS35L41_SFT_RESET:
378	case CS35L41_FABID:
379	case CS35L41_REVID:
380	case CS35L41_OTPID:
381	case CS35L41_TEST_KEY_CTL:
382	case CS35L41_USER_KEY_CTL:
383	case CS35L41_PWRMGT_CTL:
384	case CS35L41_WAKESRC_CTL:
385	case CS35L41_PWRMGT_STS:
386	case CS35L41_DTEMP_EN:
387	case CS35L41_IRQ1_STATUS:
388	case CS35L41_IRQ1_STATUS1:
389	case CS35L41_IRQ1_STATUS2:
390	case CS35L41_IRQ1_STATUS3:
391	case CS35L41_IRQ1_STATUS4:
392	case CS35L41_IRQ1_RAW_STATUS1:
393	case CS35L41_IRQ1_RAW_STATUS2:
394	case CS35L41_IRQ1_RAW_STATUS3:
395	case CS35L41_IRQ1_RAW_STATUS4:
396	case CS35L41_IRQ2_STATUS:
397	case CS35L41_IRQ2_STATUS1:
398	case CS35L41_IRQ2_STATUS2:
399	case CS35L41_IRQ2_STATUS3:
400	case CS35L41_IRQ2_STATUS4:
401	case CS35L41_IRQ2_RAW_STATUS1:
402	case CS35L41_IRQ2_RAW_STATUS2:
403	case CS35L41_IRQ2_RAW_STATUS3:
404	case CS35L41_IRQ2_RAW_STATUS4:
405	case CS35L41_GPIO_STATUS1:
406	case CS35L41_DSP_MBOX_1 ... CS35L41_DSP_VIRT2_MBOX_8:
407	case CS35L41_DSP1_XMEM_PACK_0 ... CS35L41_DSP1_XMEM_PACK_3068:
408	case CS35L41_DSP1_XMEM_UNPACK32_0 ... CS35L41_DSP1_XMEM_UNPACK32_2046:
409	case CS35L41_DSP1_XMEM_UNPACK24_0 ... CS35L41_DSP1_XMEM_UNPACK24_4093:
410	case CS35L41_DSP1_YMEM_PACK_0 ... CS35L41_DSP1_YMEM_PACK_1532:
411	case CS35L41_DSP1_YMEM_UNPACK32_0 ... CS35L41_DSP1_YMEM_UNPACK32_1022:
412	case CS35L41_DSP1_YMEM_UNPACK24_0 ... CS35L41_DSP1_YMEM_UNPACK24_2045:
413	case CS35L41_DSP1_PMEM_0 ... CS35L41_DSP1_PMEM_5114:
414	case CS35L41_DSP1_SCRATCH1:
415	case CS35L41_DSP1_SCRATCH2:
416	case CS35L41_DSP1_SCRATCH3:
417	case CS35L41_DSP1_SCRATCH4:
418	case CS35L41_DSP1_CCM_CLK_OVERRIDE ... CS35L41_DSP1_WDT_STATUS:
419	case CS35L41_OTP_MEM0 ... CS35L41_OTP_MEM31:
420		return true;
421	default:
422		return false;
423	}
424}
425
426static const struct cs35l41_otp_packed_element_t otp_map_1[] = {
427	/* addr         shift   size */
428	{ 0x00002030,	0,	4 }, /*TRIM_OSC_FREQ_TRIM*/
429	{ 0x00002030,	7,	1 }, /*TRIM_OSC_TRIM_DONE*/
430	{ 0x0000208c,	24,	6 }, /*TST_DIGREG_VREF_TRIM*/
431	{ 0x00002090,	14,	4 }, /*TST_REF_TRIM*/
432	{ 0x00002090,	10,	4 }, /*TST_REF_TEMPCO_TRIM*/
433	{ 0x0000300C,	11,	4 }, /*PLL_LDOA_TST_VREF_TRIM*/
434	{ 0x0000394C,	23,	2 }, /*BST_ATEST_CM_VOFF*/
435	{ 0x00003950,	0,	7 }, /*BST_ATRIM_IADC_OFFSET*/
436	{ 0x00003950,	8,	7 }, /*BST_ATRIM_IADC_GAIN1*/
437	{ 0x00003950,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET1*/
438	{ 0x00003950,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN1*/
439	{ 0x00003954,	0,	7 }, /*BST_ATRIM_IADC_OFFSET2*/
440	{ 0x00003954,	8,	7 }, /*BST_ATRIM_IADC_GAIN2*/
441	{ 0x00003954,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET2*/
442	{ 0x00003954,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN2*/
443	{ 0x00003958,	0,	7 }, /*BST_ATRIM_IADC_OFFSET3*/
444	{ 0x00003958,	8,	7 }, /*BST_ATRIM_IADC_GAIN3*/
445	{ 0x00003958,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET3*/
446	{ 0x00003958,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN3*/
447	{ 0x0000395C,	0,	7 }, /*BST_ATRIM_IADC_OFFSET4*/
448	{ 0x0000395C,	8,	7 }, /*BST_ATRIM_IADC_GAIN4*/
449	{ 0x0000395C,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET4*/
450	{ 0x0000395C,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN4*/
451	{ 0x0000416C,	0,	8 }, /*VMON_GAIN_OTP_VAL*/
452	{ 0x00004160,	0,	7 }, /*VMON_OFFSET_OTP_VAL*/
453	{ 0x0000416C,	8,	8 }, /*IMON_GAIN_OTP_VAL*/
454	{ 0x00004160,	16,	10 }, /*IMON_OFFSET_OTP_VAL*/
455	{ 0x0000416C,	16,	12 }, /*VMON_CM_GAIN_OTP_VAL*/
456	{ 0x0000416C,	28,	1 }, /*VMON_CM_GAIN_SIGN_OTP_VAL*/
457	{ 0x00004170,	0,	6 }, /*IMON_CAL_TEMPCO_OTP_VAL*/
458	{ 0x00004170,	6,	1 }, /*IMON_CAL_TEMPCO_SIGN_OTP*/
459	{ 0x00004170,	8,	6 }, /*IMON_CAL_TEMPCO2_OTP_VAL*/
460	{ 0x00004170,	14,	1 }, /*IMON_CAL_TEMPCO2_DN_UPB_OTP_VAL*/
461	{ 0x00004170,	16,	9 }, /*IMON_CAL_TEMPCO_TBASE_OTP_VAL*/
462	{ 0x00004360,	0,	5 }, /*TEMP_GAIN_OTP_VAL*/
463	{ 0x00004360,	6,	9 }, /*TEMP_OFFSET_OTP_VAL*/
464	{ 0x00004448,	0,	8 }, /*VP_SARADC_OFFSET*/
465	{ 0x00004448,	8,	8 }, /*VP_GAIN_INDEX*/
466	{ 0x00004448,	16,	8 }, /*VBST_SARADC_OFFSET*/
467	{ 0x00004448,	24,	8 }, /*VBST_GAIN_INDEX*/
468	{ 0x0000444C,	0,	3 }, /*ANA_SELINVREF*/
469	{ 0x00006E30,	0,	5 }, /*GAIN_ERR_COEFF_0*/
470	{ 0x00006E30,	8,	5 }, /*GAIN_ERR_COEFF_1*/
471	{ 0x00006E30,	16,	5 }, /*GAIN_ERR_COEFF_2*/
472	{ 0x00006E30,	24,	5 }, /*GAIN_ERR_COEFF_3*/
473	{ 0x00006E34,	0,	5 }, /*GAIN_ERR_COEFF_4*/
474	{ 0x00006E34,	8,	5 }, /*GAIN_ERR_COEFF_5*/
475	{ 0x00006E34,	16,	5 }, /*GAIN_ERR_COEFF_6*/
476	{ 0x00006E34,	24,	5 }, /*GAIN_ERR_COEFF_7*/
477	{ 0x00006E38,	0,	5 }, /*GAIN_ERR_COEFF_8*/
478	{ 0x00006E38,	8,	5 }, /*GAIN_ERR_COEFF_9*/
479	{ 0x00006E38,	16,	5 }, /*GAIN_ERR_COEFF_10*/
480	{ 0x00006E38,	24,	5 }, /*GAIN_ERR_COEFF_11*/
481	{ 0x00006E3C,	0,	5 }, /*GAIN_ERR_COEFF_12*/
482	{ 0x00006E3C,	8,	5 }, /*GAIN_ERR_COEFF_13*/
483	{ 0x00006E3C,	16,	5 }, /*GAIN_ERR_COEFF_14*/
484	{ 0x00006E3C,	24,	5 }, /*GAIN_ERR_COEFF_15*/
485	{ 0x00006E40,	0,	5 }, /*GAIN_ERR_COEFF_16*/
486	{ 0x00006E40,	8,	5 }, /*GAIN_ERR_COEFF_17*/
487	{ 0x00006E40,	16,	5 }, /*GAIN_ERR_COEFF_18*/
488	{ 0x00006E40,	24,	5 }, /*GAIN_ERR_COEFF_19*/
489	{ 0x00006E44,	0,	5 }, /*GAIN_ERR_COEFF_20*/
490	{ 0x00006E48,	0,	10 }, /*VOFF_GAIN_0*/
491	{ 0x00006E48,	10,	10 }, /*VOFF_GAIN_1*/
492	{ 0x00006E48,	20,	10 }, /*VOFF_GAIN_2*/
493	{ 0x00006E4C,	0,	10 }, /*VOFF_GAIN_3*/
494	{ 0x00006E4C,	10,	10 }, /*VOFF_GAIN_4*/
495	{ 0x00006E4C,	20,	10 }, /*VOFF_GAIN_5*/
496	{ 0x00006E50,	0,	10 }, /*VOFF_GAIN_6*/
497	{ 0x00006E50,	10,	10 }, /*VOFF_GAIN_7*/
498	{ 0x00006E50,	20,	10 }, /*VOFF_GAIN_8*/
499	{ 0x00006E54,	0,	10 }, /*VOFF_GAIN_9*/
500	{ 0x00006E54,	10,	10 }, /*VOFF_GAIN_10*/
501	{ 0x00006E54,	20,	10 }, /*VOFF_GAIN_11*/
502	{ 0x00006E58,	0,	10 }, /*VOFF_GAIN_12*/
503	{ 0x00006E58,	10,	10 }, /*VOFF_GAIN_13*/
504	{ 0x00006E58,	20,	10 }, /*VOFF_GAIN_14*/
505	{ 0x00006E5C,	0,	10 }, /*VOFF_GAIN_15*/
506	{ 0x00006E5C,	10,	10 }, /*VOFF_GAIN_16*/
507	{ 0x00006E5C,	20,	10 }, /*VOFF_GAIN_17*/
508	{ 0x00006E60,	0,	10 }, /*VOFF_GAIN_18*/
509	{ 0x00006E60,	10,	10 }, /*VOFF_GAIN_19*/
510	{ 0x00006E60,	20,	10 }, /*VOFF_GAIN_20*/
511	{ 0x00006E64,	0,	10 }, /*VOFF_INT1*/
512	{ 0x00007418,	7,	5 }, /*DS_SPK_INT1_CAP_TRIM*/
513	{ 0x0000741C,	0,	5 }, /*DS_SPK_INT2_CAP_TRIM*/
514	{ 0x0000741C,	11,	4 }, /*DS_SPK_LPF_CAP_TRIM*/
515	{ 0x0000741C,	19,	4 }, /*DS_SPK_QUAN_CAP_TRIM*/
516	{ 0x00007434,	17,	1 }, /*FORCE_CAL*/
517	{ 0x00007434,	18,	7 }, /*CAL_OVERRIDE*/
518	{ 0x00007068,	0,	9 }, /*MODIX*/
519	{ 0x0000410C,	7,	1 }, /*VIMON_DLY_NOT_COMB*/
520	{ 0x0000400C,	0,	7 }, /*VIMON_DLY*/
521	{ 0x00000000,	0,	1 }, /*extra bit*/
522	{ 0x00017040,	0,	8 }, /*X_COORDINATE*/
523	{ 0x00017040,	8,	8 }, /*Y_COORDINATE*/
524	{ 0x00017040,	16,	8 }, /*WAFER_ID*/
525	{ 0x00017040,	24,	8 }, /*DVS*/
526	{ 0x00017044,	0,	24 }, /*LOT_NUMBER*/
527};
528
529static const struct cs35l41_otp_packed_element_t otp_map_2[] = {
530	/* addr         shift   size */
531	{ 0x00002030,	0,	4 }, /*TRIM_OSC_FREQ_TRIM*/
532	{ 0x00002030,	7,	1 }, /*TRIM_OSC_TRIM_DONE*/
533	{ 0x0000208c,	24,	6 }, /*TST_DIGREG_VREF_TRIM*/
534	{ 0x00002090,	14,	4 }, /*TST_REF_TRIM*/
535	{ 0x00002090,	10,	4 }, /*TST_REF_TEMPCO_TRIM*/
536	{ 0x0000300C,	11,	4 }, /*PLL_LDOA_TST_VREF_TRIM*/
537	{ 0x0000394C,	23,	2 }, /*BST_ATEST_CM_VOFF*/
538	{ 0x00003950,	0,	7 }, /*BST_ATRIM_IADC_OFFSET*/
539	{ 0x00003950,	8,	7 }, /*BST_ATRIM_IADC_GAIN1*/
540	{ 0x00003950,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET1*/
541	{ 0x00003950,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN1*/
542	{ 0x00003954,	0,	7 }, /*BST_ATRIM_IADC_OFFSET2*/
543	{ 0x00003954,	8,	7 }, /*BST_ATRIM_IADC_GAIN2*/
544	{ 0x00003954,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET2*/
545	{ 0x00003954,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN2*/
546	{ 0x00003958,	0,	7 }, /*BST_ATRIM_IADC_OFFSET3*/
547	{ 0x00003958,	8,	7 }, /*BST_ATRIM_IADC_GAIN3*/
548	{ 0x00003958,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET3*/
549	{ 0x00003958,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN3*/
550	{ 0x0000395C,	0,	7 }, /*BST_ATRIM_IADC_OFFSET4*/
551	{ 0x0000395C,	8,	7 }, /*BST_ATRIM_IADC_GAIN4*/
552	{ 0x0000395C,	16,	8 }, /*BST_ATRIM_IPKCOMP_OFFSET4*/
553	{ 0x0000395C,	24,	8 }, /*BST_ATRIM_IPKCOMP_GAIN4*/
554	{ 0x0000416C,	0,	8 }, /*VMON_GAIN_OTP_VAL*/
555	{ 0x00004160,	0,	7 }, /*VMON_OFFSET_OTP_VAL*/
556	{ 0x0000416C,	8,	8 }, /*IMON_GAIN_OTP_VAL*/
557	{ 0x00004160,	16,	10 }, /*IMON_OFFSET_OTP_VAL*/
558	{ 0x0000416C,	16,	12 }, /*VMON_CM_GAIN_OTP_VAL*/
559	{ 0x0000416C,	28,	1 }, /*VMON_CM_GAIN_SIGN_OTP_VAL*/
560	{ 0x00004170,	0,	6 }, /*IMON_CAL_TEMPCO_OTP_VAL*/
561	{ 0x00004170,	6,	1 }, /*IMON_CAL_TEMPCO_SIGN_OTP*/
562	{ 0x00004170,	8,	6 }, /*IMON_CAL_TEMPCO2_OTP_VAL*/
563	{ 0x00004170,	14,	1 }, /*IMON_CAL_TEMPCO2_DN_UPB_OTP_VAL*/
564	{ 0x00004170,	16,	9 }, /*IMON_CAL_TEMPCO_TBASE_OTP_VAL*/
565	{ 0x00004360,	0,	5 }, /*TEMP_GAIN_OTP_VAL*/
566	{ 0x00004360,	6,	9 }, /*TEMP_OFFSET_OTP_VAL*/
567	{ 0x00004448,	0,	8 }, /*VP_SARADC_OFFSET*/
568	{ 0x00004448,	8,	8 }, /*VP_GAIN_INDEX*/
569	{ 0x00004448,	16,	8 }, /*VBST_SARADC_OFFSET*/
570	{ 0x00004448,	24,	8 }, /*VBST_GAIN_INDEX*/
571	{ 0x0000444C,	0,	3 }, /*ANA_SELINVREF*/
572	{ 0x00006E30,	0,	5 }, /*GAIN_ERR_COEFF_0*/
573	{ 0x00006E30,	8,	5 }, /*GAIN_ERR_COEFF_1*/
574	{ 0x00006E30,	16,	5 }, /*GAIN_ERR_COEFF_2*/
575	{ 0x00006E30,	24,	5 }, /*GAIN_ERR_COEFF_3*/
576	{ 0x00006E34,	0,	5 }, /*GAIN_ERR_COEFF_4*/
577	{ 0x00006E34,	8,	5 }, /*GAIN_ERR_COEFF_5*/
578	{ 0x00006E34,	16,	5 }, /*GAIN_ERR_COEFF_6*/
579	{ 0x00006E34,	24,	5 }, /*GAIN_ERR_COEFF_7*/
580	{ 0x00006E38,	0,	5 }, /*GAIN_ERR_COEFF_8*/
581	{ 0x00006E38,	8,	5 }, /*GAIN_ERR_COEFF_9*/
582	{ 0x00006E38,	16,	5 }, /*GAIN_ERR_COEFF_10*/
583	{ 0x00006E38,	24,	5 }, /*GAIN_ERR_COEFF_11*/
584	{ 0x00006E3C,	0,	5 }, /*GAIN_ERR_COEFF_12*/
585	{ 0x00006E3C,	8,	5 }, /*GAIN_ERR_COEFF_13*/
586	{ 0x00006E3C,	16,	5 }, /*GAIN_ERR_COEFF_14*/
587	{ 0x00006E3C,	24,	5 }, /*GAIN_ERR_COEFF_15*/
588	{ 0x00006E40,	0,	5 }, /*GAIN_ERR_COEFF_16*/
589	{ 0x00006E40,	8,	5 }, /*GAIN_ERR_COEFF_17*/
590	{ 0x00006E40,	16,	5 }, /*GAIN_ERR_COEFF_18*/
591	{ 0x00006E40,	24,	5 }, /*GAIN_ERR_COEFF_19*/
592	{ 0x00006E44,	0,	5 }, /*GAIN_ERR_COEFF_20*/
593	{ 0x00006E48,	0,	10 }, /*VOFF_GAIN_0*/
594	{ 0x00006E48,	10,	10 }, /*VOFF_GAIN_1*/
595	{ 0x00006E48,	20,	10 }, /*VOFF_GAIN_2*/
596	{ 0x00006E4C,	0,	10 }, /*VOFF_GAIN_3*/
597	{ 0x00006E4C,	10,	10 }, /*VOFF_GAIN_4*/
598	{ 0x00006E4C,	20,	10 }, /*VOFF_GAIN_5*/
599	{ 0x00006E50,	0,	10 }, /*VOFF_GAIN_6*/
600	{ 0x00006E50,	10,	10 }, /*VOFF_GAIN_7*/
601	{ 0x00006E50,	20,	10 }, /*VOFF_GAIN_8*/
602	{ 0x00006E54,	0,	10 }, /*VOFF_GAIN_9*/
603	{ 0x00006E54,	10,	10 }, /*VOFF_GAIN_10*/
604	{ 0x00006E54,	20,	10 }, /*VOFF_GAIN_11*/
605	{ 0x00006E58,	0,	10 }, /*VOFF_GAIN_12*/
606	{ 0x00006E58,	10,	10 }, /*VOFF_GAIN_13*/
607	{ 0x00006E58,	20,	10 }, /*VOFF_GAIN_14*/
608	{ 0x00006E5C,	0,	10 }, /*VOFF_GAIN_15*/
609	{ 0x00006E5C,	10,	10 }, /*VOFF_GAIN_16*/
610	{ 0x00006E5C,	20,	10 }, /*VOFF_GAIN_17*/
611	{ 0x00006E60,	0,	10 }, /*VOFF_GAIN_18*/
612	{ 0x00006E60,	10,	10 }, /*VOFF_GAIN_19*/
613	{ 0x00006E60,	20,	10 }, /*VOFF_GAIN_20*/
614	{ 0x00006E64,	0,	10 }, /*VOFF_INT1*/
615	{ 0x00007418,	7,	5 }, /*DS_SPK_INT1_CAP_TRIM*/
616	{ 0x0000741C,	0,	5 }, /*DS_SPK_INT2_CAP_TRIM*/
617	{ 0x0000741C,	11,	4 }, /*DS_SPK_LPF_CAP_TRIM*/
618	{ 0x0000741C,	19,	4 }, /*DS_SPK_QUAN_CAP_TRIM*/
619	{ 0x00007434,	17,	1 }, /*FORCE_CAL*/
620	{ 0x00007434,	18,	7 }, /*CAL_OVERRIDE*/
621	{ 0x00007068,	0,	9 }, /*MODIX*/
622	{ 0x0000410C,	7,	1 }, /*VIMON_DLY_NOT_COMB*/
623	{ 0x0000400C,	0,	7 }, /*VIMON_DLY*/
624	{ 0x00004000,	11,	1 }, /*VMON_POL*/
625	{ 0x00017040,	0,	8 }, /*X_COORDINATE*/
626	{ 0x00017040,	8,	8 }, /*Y_COORDINATE*/
627	{ 0x00017040,	16,	8 }, /*WAFER_ID*/
628	{ 0x00017040,	24,	8 }, /*DVS*/
629	{ 0x00017044,	0,	24 }, /*LOT_NUMBER*/
630};
631
632static const struct reg_sequence cs35l41_reva0_errata_patch[] = {
633	{ 0x00003854,			 0x05180240 },
634	{ CS35L41_VIMON_SPKMON_RESYNC,	 0x00000000 },
635	{ 0x00004310,			 0x00000000 },
636	{ CS35L41_VPVBST_FS_SEL,	 0x00000000 },
637	{ CS35L41_OTP_TRIM_30,		 0x9091A1C8 },
638	{ 0x00003014,			 0x0200EE0E },
639	{ CS35L41_BSTCVRT_DCM_CTRL,	 0x00000051 },
640	{ 0x00000054,			 0x00000004 },
641	{ CS35L41_IRQ1_DB3,		 0x00000000 },
642	{ CS35L41_IRQ2_DB3,		 0x00000000 },
643	{ CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
644	{ CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
645	{ CS35L41_PWR_CTRL2,		 0x00000000 },
646	{ CS35L41_AMP_GAIN_CTRL,	 0x00000000 },
647	{ CS35L41_ASP_TX3_SRC,		 0x00000000 },
648	{ CS35L41_ASP_TX4_SRC,		 0x00000000 },
649};
650
651static const struct reg_sequence cs35l41_revb0_errata_patch[] = {
652	{ CS35L41_VIMON_SPKMON_RESYNC,	 0x00000000 },
653	{ 0x00004310,			 0x00000000 },
654	{ CS35L41_VPVBST_FS_SEL,	 0x00000000 },
655	{ CS35L41_BSTCVRT_DCM_CTRL,	 0x00000051 },
656	{ CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
657	{ CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
658	{ CS35L41_PWR_CTRL2,		 0x00000000 },
659	{ CS35L41_AMP_GAIN_CTRL,	 0x00000000 },
660	{ CS35L41_ASP_TX3_SRC,		 0x00000000 },
661	{ CS35L41_ASP_TX4_SRC,		 0x00000000 },
662};
663
664static const struct reg_sequence cs35l41_revb2_errata_patch[] = {
665	{ CS35L41_VIMON_SPKMON_RESYNC,	 0x00000000 },
666	{ 0x00004310,			 0x00000000 },
667	{ CS35L41_VPVBST_FS_SEL,	 0x00000000 },
668	{ CS35L41_BSTCVRT_DCM_CTRL,	 0x00000051 },
669	{ CS35L41_DSP1_YM_ACCEL_PL0_PRI, 0x00000000 },
670	{ CS35L41_DSP1_XM_ACCEL_PL0_PRI, 0x00000000 },
671	{ CS35L41_PWR_CTRL2,		 0x00000000 },
672	{ CS35L41_AMP_GAIN_CTRL,	 0x00000000 },
673	{ CS35L41_ASP_TX3_SRC,		 0x00000000 },
674	{ CS35L41_ASP_TX4_SRC,		 0x00000000 },
675};
676
677static const struct reg_sequence cs35l41_fs_errata_patch[] = {
678	{ CS35L41_DSP1_RX1_RATE,	0x00000001 },
679	{ CS35L41_DSP1_RX2_RATE,	0x00000001 },
680	{ CS35L41_DSP1_RX3_RATE,	0x00000001 },
681	{ CS35L41_DSP1_RX4_RATE,	0x00000001 },
682	{ CS35L41_DSP1_RX5_RATE,	0x00000001 },
683	{ CS35L41_DSP1_RX6_RATE,	0x00000001 },
684	{ CS35L41_DSP1_RX7_RATE,	0x00000001 },
685	{ CS35L41_DSP1_RX8_RATE,	0x00000001 },
686	{ CS35L41_DSP1_TX1_RATE,	0x00000001 },
687	{ CS35L41_DSP1_TX2_RATE,	0x00000001 },
688	{ CS35L41_DSP1_TX3_RATE,	0x00000001 },
689	{ CS35L41_DSP1_TX4_RATE,	0x00000001 },
690	{ CS35L41_DSP1_TX5_RATE,	0x00000001 },
691	{ CS35L41_DSP1_TX6_RATE,	0x00000001 },
692	{ CS35L41_DSP1_TX7_RATE,	0x00000001 },
693	{ CS35L41_DSP1_TX8_RATE,	0x00000001 },
694};
695
696static const struct cs35l41_otp_map_element_t cs35l41_otp_map_map[] = {
697	{
698		.id = 0x01,
699		.map = otp_map_1,
700		.num_elements = ARRAY_SIZE(otp_map_1),
701		.bit_offset = 16,
702		.word_offset = 2,
703	},
704	{
705		.id = 0x02,
706		.map = otp_map_2,
707		.num_elements = ARRAY_SIZE(otp_map_2),
708		.bit_offset = 16,
709		.word_offset = 2,
710	},
711	{
712		.id = 0x03,
713		.map = otp_map_2,
714		.num_elements = ARRAY_SIZE(otp_map_2),
715		.bit_offset = 16,
716		.word_offset = 2,
717	},
718	{
719		.id = 0x06,
720		.map = otp_map_2,
721		.num_elements = ARRAY_SIZE(otp_map_2),
722		.bit_offset = 16,
723		.word_offset = 2,
724	},
725	{
726		.id = 0x08,
727		.map = otp_map_1,
728		.num_elements = ARRAY_SIZE(otp_map_1),
729		.bit_offset = 16,
730		.word_offset = 2,
731	},
732};
733
734struct regmap_config cs35l41_regmap_i2c = {
735	.reg_bits = 32,
736	.val_bits = 32,
737	.reg_stride = CS35L41_REGSTRIDE,
738	.reg_format_endian = REGMAP_ENDIAN_BIG,
739	.val_format_endian = REGMAP_ENDIAN_BIG,
740	.max_register = CS35L41_LASTREG,
741	.reg_defaults = cs35l41_reg,
742	.num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
743	.volatile_reg = cs35l41_volatile_reg,
744	.readable_reg = cs35l41_readable_reg,
745	.precious_reg = cs35l41_precious_reg,
746	.cache_type = REGCACHE_MAPLE,
747};
748EXPORT_SYMBOL_GPL(cs35l41_regmap_i2c);
749
750struct regmap_config cs35l41_regmap_spi = {
751	.reg_bits = 32,
752	.val_bits = 32,
753	.pad_bits = 16,
754	.reg_stride = CS35L41_REGSTRIDE,
755	.reg_format_endian = REGMAP_ENDIAN_BIG,
756	.val_format_endian = REGMAP_ENDIAN_BIG,
757	.max_register = CS35L41_LASTREG,
758	.reg_defaults = cs35l41_reg,
759	.num_reg_defaults = ARRAY_SIZE(cs35l41_reg),
760	.volatile_reg = cs35l41_volatile_reg,
761	.readable_reg = cs35l41_readable_reg,
762	.precious_reg = cs35l41_precious_reg,
763	.cache_type = REGCACHE_MAPLE,
764};
765EXPORT_SYMBOL_GPL(cs35l41_regmap_spi);
766
767static const struct cs35l41_otp_map_element_t *cs35l41_find_otp_map(u32 otp_id)
768{
769	int i;
770
771	for (i = 0; i < ARRAY_SIZE(cs35l41_otp_map_map); i++) {
772		if (cs35l41_otp_map_map[i].id == otp_id)
773			return &cs35l41_otp_map_map[i];
774	}
775
776	return NULL;
777}
778
779int cs35l41_test_key_unlock(struct device *dev, struct regmap *regmap)
780{
781	static const struct reg_sequence unlock[] = {
782		{ CS35L41_TEST_KEY_CTL, 0x00000055 },
783		{ CS35L41_TEST_KEY_CTL, 0x000000AA },
784	};
785	int ret;
786
787	ret = regmap_multi_reg_write(regmap, unlock, ARRAY_SIZE(unlock));
788	if (ret)
789		dev_err(dev, "Failed to unlock test key: %d\n", ret);
790
791	return ret;
792}
793EXPORT_SYMBOL_GPL(cs35l41_test_key_unlock);
794
795int cs35l41_test_key_lock(struct device *dev, struct regmap *regmap)
796{
797	static const struct reg_sequence unlock[] = {
798		{ CS35L41_TEST_KEY_CTL, 0x000000CC },
799		{ CS35L41_TEST_KEY_CTL, 0x00000033 },
800	};
801	int ret;
802
803	ret = regmap_multi_reg_write(regmap, unlock, ARRAY_SIZE(unlock));
804	if (ret)
805		dev_err(dev, "Failed to lock test key: %d\n", ret);
806
807	return ret;
808}
809EXPORT_SYMBOL_GPL(cs35l41_test_key_lock);
810
811/* Must be called with the TEST_KEY unlocked */
812int cs35l41_otp_unpack(struct device *dev, struct regmap *regmap)
813{
814	const struct cs35l41_otp_map_element_t *otp_map_match;
815	const struct cs35l41_otp_packed_element_t *otp_map;
816	int bit_offset, word_offset, ret, i;
817	unsigned int bit_sum = 8;
818	u32 otp_val, otp_id_reg;
819	u32 *otp_mem;
820
821	otp_mem = kmalloc_array(CS35L41_OTP_SIZE_WORDS, sizeof(*otp_mem), GFP_KERNEL);
822	if (!otp_mem)
823		return -ENOMEM;
824
825	ret = regmap_read(regmap, CS35L41_OTPID, &otp_id_reg);
826	if (ret) {
827		dev_err(dev, "Read OTP ID failed: %d\n", ret);
828		goto err_otp_unpack;
829	}
830
831	otp_map_match = cs35l41_find_otp_map(otp_id_reg);
832
833	if (!otp_map_match) {
834		dev_err(dev, "OTP Map matching ID %d not found\n", otp_id_reg);
835		ret = -EINVAL;
836		goto err_otp_unpack;
837	}
838
839	ret = regmap_bulk_read(regmap, CS35L41_OTP_MEM0, otp_mem, CS35L41_OTP_SIZE_WORDS);
840	if (ret) {
841		dev_err(dev, "Read OTP Mem failed: %d\n", ret);
842		goto err_otp_unpack;
843	}
844
845	otp_map = otp_map_match->map;
846
847	bit_offset = otp_map_match->bit_offset;
848	word_offset = otp_map_match->word_offset;
849
850	for (i = 0; i < otp_map_match->num_elements; i++) {
851		dev_dbg(dev, "bitoffset= %d, word_offset=%d, bit_sum mod 32=%d, otp_map[i].size = %u\n",
852			bit_offset, word_offset, bit_sum % 32, otp_map[i].size);
853		if (bit_offset + otp_map[i].size - 1 >= 32) {
854			otp_val = (otp_mem[word_offset] &
855					GENMASK(31, bit_offset)) >> bit_offset;
856			otp_val |= (otp_mem[++word_offset] &
857					GENMASK(bit_offset + otp_map[i].size - 33, 0)) <<
858					(32 - bit_offset);
859			bit_offset += otp_map[i].size - 32;
860		} else if (bit_offset + otp_map[i].size - 1 >= 0) {
861			otp_val = (otp_mem[word_offset] &
862				   GENMASK(bit_offset + otp_map[i].size - 1, bit_offset)
863				  ) >> bit_offset;
864			bit_offset += otp_map[i].size;
865		} else /* both bit_offset and otp_map[i].size are 0 */
866			otp_val = 0;
867
868		bit_sum += otp_map[i].size;
869
870		if (bit_offset == 32) {
871			bit_offset = 0;
872			word_offset++;
873		}
874
875		if (otp_map[i].reg != 0) {
876			ret = regmap_update_bits(regmap, otp_map[i].reg,
877						 GENMASK(otp_map[i].shift + otp_map[i].size - 1,
878							 otp_map[i].shift),
879						 otp_val << otp_map[i].shift);
880			if (ret < 0) {
881				dev_err(dev, "Write OTP val failed: %d\n", ret);
882				goto err_otp_unpack;
883			}
884		}
885	}
886
887	ret = 0;
888
889err_otp_unpack:
890	kfree(otp_mem);
891
892	return ret;
893}
894EXPORT_SYMBOL_GPL(cs35l41_otp_unpack);
895
896/* Must be called with the TEST_KEY unlocked */
897int cs35l41_register_errata_patch(struct device *dev, struct regmap *reg, unsigned int reg_revid)
898{
899	char *rev;
900	int ret;
901
902	switch (reg_revid) {
903	case CS35L41_REVID_A0:
904		ret = regmap_register_patch(reg, cs35l41_reva0_errata_patch,
905					    ARRAY_SIZE(cs35l41_reva0_errata_patch));
906		rev = "A0";
907		break;
908	case CS35L41_REVID_B0:
909		ret = regmap_register_patch(reg, cs35l41_revb0_errata_patch,
910					    ARRAY_SIZE(cs35l41_revb0_errata_patch));
911		rev = "B0";
912		break;
913	case CS35L41_REVID_B2:
914		ret = regmap_register_patch(reg, cs35l41_revb2_errata_patch,
915					    ARRAY_SIZE(cs35l41_revb2_errata_patch));
916		rev = "B2";
917		break;
918	default:
919		ret = -EINVAL;
920		rev = "XX";
921		break;
922	}
923
924	if (ret)
925		dev_err(dev, "Failed to apply %s errata patch: %d\n", rev, ret);
926
927	ret = regmap_write(reg, CS35L41_DSP1_CCM_CORE_CTRL, 0);
928	if (ret < 0)
929		dev_err(dev, "Write CCM_CORE_CTRL failed: %d\n", ret);
930
931	return ret;
932}
933EXPORT_SYMBOL_GPL(cs35l41_register_errata_patch);
934
935int cs35l41_set_channels(struct device *dev, struct regmap *reg,
936			 unsigned int tx_num, unsigned int *tx_slot,
937			 unsigned int rx_num, unsigned int *rx_slot)
938{
939	unsigned int val, mask;
940	int i;
941
942	if (tx_num > 4 || rx_num > 2)
943		return -EINVAL;
944
945	val = 0;
946	mask = 0;
947	for (i = 0; i < rx_num; i++) {
948		dev_dbg(dev, "rx slot %d position = %d\n", i, rx_slot[i]);
949		val |= rx_slot[i] << (i * 8);
950		mask |= 0x3F << (i * 8);
951	}
952	regmap_update_bits(reg, CS35L41_SP_FRAME_RX_SLOT, mask, val);
953
954	val = 0;
955	mask = 0;
956	for (i = 0; i < tx_num; i++) {
957		dev_dbg(dev, "tx slot %d position = %d\n", i, tx_slot[i]);
958		val |= tx_slot[i] << (i * 8);
959		mask |= 0x3F << (i * 8);
960	}
961	regmap_update_bits(reg, CS35L41_SP_FRAME_TX_SLOT, mask, val);
962
963	return 0;
964}
965EXPORT_SYMBOL_GPL(cs35l41_set_channels);
966
967static const unsigned char cs35l41_bst_k1_table[4][5] = {
968	{ 0x24, 0x32, 0x32, 0x4F, 0x57 },
969	{ 0x24, 0x32, 0x32, 0x4F, 0x57 },
970	{ 0x40, 0x32, 0x32, 0x4F, 0x57 },
971	{ 0x40, 0x32, 0x32, 0x4F, 0x57 }
972};
973
974static const unsigned char cs35l41_bst_k2_table[4][5] = {
975	{ 0x24, 0x49, 0x66, 0xA3, 0xEA },
976	{ 0x24, 0x49, 0x66, 0xA3, 0xEA },
977	{ 0x48, 0x49, 0x66, 0xA3, 0xEA },
978	{ 0x48, 0x49, 0x66, 0xA3, 0xEA }
979};
980
981static const unsigned char cs35l41_bst_slope_table[4] = {
982	0x75, 0x6B, 0x3B, 0x28
983};
984
985static int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_ind,
986				int boost_cap, int boost_ipk)
987{
988	unsigned char bst_lbst_val, bst_cbst_range, bst_ipk_scaled;
989	int ret;
990
991	switch (boost_ind) {
992	case 1000:	/* 1.0 uH */
993		bst_lbst_val = 0;
994		break;
995	case 1200:	/* 1.2 uH */
996		bst_lbst_val = 1;
997		break;
998	case 1500:	/* 1.5 uH */
999		bst_lbst_val = 2;
1000		break;
1001	case 2200:	/* 2.2 uH */
1002		bst_lbst_val = 3;
1003		break;
1004	default:
1005		dev_err(dev, "Invalid boost inductor value: %d nH\n", boost_ind);
1006		return -EINVAL;
1007	}
1008
1009	switch (boost_cap) {
1010	case 0 ... 19:
1011		bst_cbst_range = 0;
1012		break;
1013	case 20 ... 50:
1014		bst_cbst_range = 1;
1015		break;
1016	case 51 ... 100:
1017		bst_cbst_range = 2;
1018		break;
1019	case 101 ... 200:
1020		bst_cbst_range = 3;
1021		break;
1022	default:
1023		if (boost_cap < 0) {
1024			dev_err(dev, "Invalid boost capacitor value: %d nH\n", boost_cap);
1025			return -EINVAL;
1026		}
1027		/* 201 uF and greater */
1028		bst_cbst_range = 4;
1029	}
1030
1031	if (boost_ipk < 1600 || boost_ipk > 4500) {
1032		dev_err(dev, "Invalid boost inductor peak current: %d mA\n", boost_ipk);
1033		return -EINVAL;
1034	}
1035
1036	ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_COEFF,
1037				 CS35L41_BST_K1_MASK | CS35L41_BST_K2_MASK,
1038				 cs35l41_bst_k1_table[bst_lbst_val][bst_cbst_range]
1039					<< CS35L41_BST_K1_SHIFT |
1040				 cs35l41_bst_k2_table[bst_lbst_val][bst_cbst_range]
1041					<< CS35L41_BST_K2_SHIFT);
1042	if (ret) {
1043		dev_err(dev, "Failed to write boost coefficients: %d\n", ret);
1044		return ret;
1045	}
1046
1047	ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_SLOPE_LBST,
1048				 CS35L41_BST_SLOPE_MASK | CS35L41_BST_LBST_VAL_MASK,
1049				 cs35l41_bst_slope_table[bst_lbst_val]
1050					<< CS35L41_BST_SLOPE_SHIFT |
1051				 bst_lbst_val << CS35L41_BST_LBST_VAL_SHIFT);
1052	if (ret) {
1053		dev_err(dev, "Failed to write boost slope/inductor value: %d\n", ret);
1054		return ret;
1055	}
1056
1057	bst_ipk_scaled = ((boost_ipk - 1600) / 50) + 0x10;
1058
1059	ret = regmap_update_bits(regmap, CS35L41_BSTCVRT_PEAK_CUR, CS35L41_BST_IPK_MASK,
1060				 bst_ipk_scaled << CS35L41_BST_IPK_SHIFT);
1061	if (ret) {
1062		dev_err(dev, "Failed to write boost inductor peak current: %d\n", ret);
1063		return ret;
1064	}
1065
1066	regmap_update_bits(regmap, CS35L41_PWR_CTRL2, CS35L41_BST_EN_MASK,
1067			   CS35L41_BST_EN_DEFAULT << CS35L41_BST_EN_SHIFT);
1068
1069	return 0;
1070}
1071
1072static const struct reg_sequence cs35l41_safe_to_reset[] = {
1073	{ 0x00000040,			0x00000055 },
1074	{ 0x00000040,			0x000000AA },
1075	{ 0x0000393C,			0x000000C0, 6000},
1076	{ 0x0000393C,			0x00000000 },
1077	{ 0x00007414,			0x00C82222 },
1078	{ 0x0000742C,			0x00000000 },
1079	{ 0x00000040,			0x000000CC },
1080	{ 0x00000040,			0x00000033 },
1081};
1082
1083static const struct reg_sequence cs35l41_active_to_safe_start[] = {
1084	{ 0x00000040,			0x00000055 },
1085	{ 0x00000040,			0x000000AA },
1086	{ 0x00007438,			0x00585941 },
1087	{ CS35L41_PWR_CTRL1,		0x00000000 },
1088	{ 0x0000742C,			0x00000009 },
1089};
1090
1091static const struct reg_sequence cs35l41_active_to_safe_end[] = {
1092	{ 0x00007438,			0x00580941 },
1093	{ 0x00000040,			0x000000CC },
1094	{ 0x00000040,			0x00000033 },
1095};
1096
1097static const struct reg_sequence cs35l41_safe_to_active_start[] = {
1098	{ 0x00000040,			0x00000055 },
1099	{ 0x00000040,			0x000000AA },
1100	{ 0x0000742C,			0x0000000F },
1101	{ 0x0000742C,			0x00000079 },
1102	{ 0x00007438,			0x00585941 },
1103	{ CS35L41_PWR_CTRL1,		0x00000001 }, // GLOBAL_EN = 1
1104};
1105
1106static const struct reg_sequence cs35l41_safe_to_active_en_spk[] = {
1107	{ 0x0000742C,			0x000000F9 },
1108	{ 0x00007438,			0x00580941 },
1109};
1110
1111static const struct reg_sequence cs35l41_reset_to_safe[] = {
1112	{ 0x00000040,			0x00000055 },
1113	{ 0x00000040,			0x000000AA },
1114	{ 0x00007438,			0x00585941 },
1115	{ 0x00007414,			0x08C82222 },
1116	{ 0x0000742C,			0x00000009 },
1117	{ 0x00000040,			0x000000CC },
1118	{ 0x00000040,			0x00000033 },
1119};
1120
1121static const struct reg_sequence cs35l41_actv_seq[] = {
1122	/* SYNC_BST_CTL_RX_EN = 1; SYNC_BST_CTL_TX_EN = 1 */
1123	{CS35L41_MDSYNC_EN,        0x00003000},
1124	/* BST_CTL_SEL = MDSYNC */
1125	{CS35L41_BSTCVRT_VCTRL2,    0x00000002},
1126};
1127
1128static const struct reg_sequence cs35l41_pass_seq[] = {
1129	/* SYNC_BST_CTL_RX_EN = 0; SYNC_BST_CTL_TX_EN = 1 */
1130	{CS35L41_MDSYNC_EN,        0x00001000},
1131	/* BST_EN = 0 */
1132	{CS35L41_PWR_CTRL2,        0x00003300},
1133	/* BST_CTL_SEL = MDSYNC */
1134	{CS35L41_BSTCVRT_VCTRL2,    0x00000002},
1135};
1136
1137int cs35l41_init_boost(struct device *dev, struct regmap *regmap,
1138		       struct cs35l41_hw_cfg *hw_cfg)
1139{
1140	int ret;
1141
1142	switch (hw_cfg->bst_type) {
1143	case CS35L41_SHD_BOOST_ACTV:
1144		regmap_multi_reg_write(regmap, cs35l41_actv_seq, ARRAY_SIZE(cs35l41_actv_seq));
1145		fallthrough;
1146	case CS35L41_INT_BOOST:
1147		ret = cs35l41_boost_config(dev, regmap, hw_cfg->bst_ind,
1148					   hw_cfg->bst_cap, hw_cfg->bst_ipk);
1149		if (ret)
1150			dev_err(dev, "Error in Boost DT config: %d\n", ret);
1151		break;
1152	case CS35L41_EXT_BOOST:
1153	case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
1154		/* Only CLSA0100 doesn't use GPIO as VSPK switch, but even on that laptop we can
1155		 * toggle GPIO1 as is not connected to anything.
1156		 * There will be no other device without VSPK switch.
1157		 */
1158		regmap_write(regmap, CS35L41_GPIO1_CTRL1, 0x00000001);
1159		regmap_multi_reg_write(regmap, cs35l41_reset_to_safe,
1160				       ARRAY_SIZE(cs35l41_reset_to_safe));
1161		ret = regmap_update_bits(regmap, CS35L41_PWR_CTRL2, CS35L41_BST_EN_MASK,
1162					 CS35L41_BST_DIS_FET_OFF << CS35L41_BST_EN_SHIFT);
1163		break;
1164	case CS35L41_SHD_BOOST_PASS:
1165		ret = regmap_multi_reg_write(regmap, cs35l41_pass_seq,
1166					     ARRAY_SIZE(cs35l41_pass_seq));
1167		break;
1168	default:
1169		dev_err(dev, "Boost type %d not supported\n", hw_cfg->bst_type);
1170		ret = -EINVAL;
1171		break;
1172	}
1173
1174	return ret;
1175}
1176EXPORT_SYMBOL_GPL(cs35l41_init_boost);
1177
1178bool cs35l41_safe_reset(struct regmap *regmap, enum cs35l41_boost_type b_type)
1179{
1180	switch (b_type) {
1181	/* There is only one laptop that doesn't have VSPK switch. */
1182	case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
1183		return false;
1184	case CS35L41_EXT_BOOST:
1185		regmap_write(regmap, CS35L41_GPIO1_CTRL1, 0x00000001);
1186		regmap_multi_reg_write(regmap, cs35l41_safe_to_reset,
1187				       ARRAY_SIZE(cs35l41_safe_to_reset));
1188		return true;
1189	default:
1190		return true;
1191	}
1192}
1193EXPORT_SYMBOL_GPL(cs35l41_safe_reset);
1194
1195/*
1196 * Enabling the CS35L41_SHD_BOOST_ACTV and CS35L41_SHD_BOOST_PASS shared boosts
1197 * does also require a call to cs35l41_mdsync_up(), but not before getting the
1198 * PLL Lock signal.
1199 *
1200 * PLL Lock seems to be triggered soon after snd_pcm_start() is executed and
1201 * SNDRV_PCM_TRIGGER_START command is processed, which happens (long) after the
1202 * SND_SOC_DAPM_PRE_PMU event handler is invoked as part of snd_pcm_prepare().
1203 *
1204 * This event handler is where cs35l41_global_enable() is normally called from,
1205 * but waiting for PLL Lock here will time out. Increasing the wait duration
1206 * will not help, as the only consequence of it would be to add an unnecessary
1207 * delay in the invocation of snd_pcm_start().
1208 *
1209 * Trying to move the wait in the SNDRV_PCM_TRIGGER_START callback is not a
1210 * solution either, as the trigger is executed in an IRQ-off atomic context.
1211 *
1212 * The current approach is to invoke cs35l41_mdsync_up() right after receiving
1213 * the PLL Lock interrupt, in the IRQ handler.
1214 */
1215int cs35l41_global_enable(struct device *dev, struct regmap *regmap, enum cs35l41_boost_type b_type,
1216			  int enable, bool firmware_running)
1217{
1218	int ret;
1219	unsigned int gpio1_func, pad_control, pwr_ctrl1, pwr_ctrl3, int_status, pup_pdn_mask;
1220	unsigned int pwr_ctl1_val;
1221	struct reg_sequence cs35l41_mdsync_down_seq[] = {
1222		{CS35L41_PWR_CTRL3,		0},
1223		{CS35L41_GPIO_PAD_CONTROL,	0},
1224		{CS35L41_PWR_CTRL1,		0, 3000},
1225	};
1226
1227	pup_pdn_mask = enable ? CS35L41_PUP_DONE_MASK : CS35L41_PDN_DONE_MASK;
1228
1229	ret = regmap_read(regmap, CS35L41_PWR_CTRL1, &pwr_ctl1_val);
1230	if (ret)
1231		return ret;
1232
1233	if ((pwr_ctl1_val & CS35L41_GLOBAL_EN_MASK) && enable) {
1234		dev_dbg(dev, "Cannot set Global Enable - already set.\n");
1235		return 0;
1236	} else if (!(pwr_ctl1_val & CS35L41_GLOBAL_EN_MASK) && !enable) {
1237		dev_dbg(dev, "Cannot unset Global Enable - not set.\n");
1238		return 0;
1239	}
1240
1241	switch (b_type) {
1242	case CS35L41_SHD_BOOST_ACTV:
1243	case CS35L41_SHD_BOOST_PASS:
1244		regmap_read(regmap, CS35L41_PWR_CTRL3, &pwr_ctrl3);
1245		regmap_read(regmap, CS35L41_GPIO_PAD_CONTROL, &pad_control);
1246
1247		pwr_ctrl3 &= ~CS35L41_SYNC_EN_MASK;
1248		pwr_ctrl1 = enable << CS35L41_GLOBAL_EN_SHIFT;
1249
1250		gpio1_func = enable ? CS35L41_GPIO1_MDSYNC : CS35L41_GPIO1_HIZ;
1251		gpio1_func <<= CS35L41_GPIO1_CTRL_SHIFT;
1252
1253		pad_control &= ~CS35L41_GPIO1_CTRL_MASK;
1254		pad_control |= gpio1_func & CS35L41_GPIO1_CTRL_MASK;
1255
1256		cs35l41_mdsync_down_seq[0].def = pwr_ctrl3;
1257		cs35l41_mdsync_down_seq[1].def = pad_control;
1258		cs35l41_mdsync_down_seq[2].def = pwr_ctrl1;
1259
1260		ret = regmap_multi_reg_write(regmap, cs35l41_mdsync_down_seq,
1261					     ARRAY_SIZE(cs35l41_mdsync_down_seq));
1262		/* Activation to be completed later via cs35l41_mdsync_up() */
1263		if (ret || enable)
1264			return ret;
1265
1266		ret = regmap_read_poll_timeout(regmap, CS35L41_IRQ1_STATUS1,
1267					int_status, int_status & pup_pdn_mask,
1268					1000, 100000);
1269		if (ret)
1270			dev_err(dev, "Enable(%d) failed: %d\n", enable, ret);
1271
1272		/* Clear PUP/PDN status */
1273		regmap_write(regmap, CS35L41_IRQ1_STATUS1, pup_pdn_mask);
1274		break;
1275	case CS35L41_INT_BOOST:
1276		ret = regmap_update_bits(regmap, CS35L41_PWR_CTRL1, CS35L41_GLOBAL_EN_MASK,
1277					 enable << CS35L41_GLOBAL_EN_SHIFT);
1278		if (ret) {
1279			dev_err(dev, "CS35L41_PWR_CTRL1 set failed: %d\n", ret);
1280			return ret;
1281		}
1282
1283		ret = regmap_read_poll_timeout(regmap, CS35L41_IRQ1_STATUS1,
1284					int_status, int_status & pup_pdn_mask,
1285					1000, 100000);
1286		if (ret)
1287			dev_err(dev, "Enable(%d) failed: %d\n", enable, ret);
1288
1289		/* Clear PUP/PDN status */
1290		regmap_write(regmap, CS35L41_IRQ1_STATUS1, pup_pdn_mask);
1291		break;
1292	case CS35L41_EXT_BOOST:
1293	case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
1294		if (enable) {
1295			/* Test Key is unlocked here */
1296			ret = regmap_multi_reg_write(regmap, cs35l41_safe_to_active_start,
1297						     ARRAY_SIZE(cs35l41_safe_to_active_start));
1298			if (ret)
1299				return ret;
1300
1301			ret = regmap_read_poll_timeout(regmap, CS35L41_IRQ1_STATUS1, int_status,
1302				       int_status & CS35L41_PUP_DONE_MASK, 1000, 100000);
1303			if (ret) {
1304				dev_err(dev, "Failed waiting for CS35L41_PUP_DONE_MASK: %d\n", ret);
1305				/* Lock the test key, it was unlocked during the multi_reg_write */
1306				cs35l41_test_key_lock(dev, regmap);
1307				return ret;
1308			}
1309			regmap_write(regmap, CS35L41_IRQ1_STATUS1, CS35L41_PUP_DONE_MASK);
1310
1311			if (firmware_running)
1312				ret = cs35l41_set_cspl_mbox_cmd(dev, regmap,
1313								CSPL_MBOX_CMD_SPK_OUT_ENABLE);
1314			else
1315				ret = regmap_multi_reg_write(regmap, cs35l41_safe_to_active_en_spk,
1316							ARRAY_SIZE(cs35l41_safe_to_active_en_spk));
1317
1318			/* Lock the test key, it was unlocked during the multi_reg_write */
1319			cs35l41_test_key_lock(dev, regmap);
1320		} else {
1321			/* Test Key is unlocked here */
1322			ret = regmap_multi_reg_write(regmap, cs35l41_active_to_safe_start,
1323						     ARRAY_SIZE(cs35l41_active_to_safe_start));
1324			if (ret) {
1325				/* Lock the test key, it was unlocked during the multi_reg_write */
1326				cs35l41_test_key_lock(dev, regmap);
1327				return ret;
1328			}
1329
1330			ret = regmap_read_poll_timeout(regmap, CS35L41_IRQ1_STATUS1, int_status,
1331				       int_status & CS35L41_PDN_DONE_MASK, 1000, 100000);
1332			if (ret) {
1333				dev_err(dev, "Failed waiting for CS35L41_PDN_DONE_MASK: %d\n", ret);
1334				/* Lock the test key, it was unlocked during the multi_reg_write */
1335				cs35l41_test_key_lock(dev, regmap);
1336				return ret;
1337			}
1338			regmap_write(regmap, CS35L41_IRQ1_STATUS1, CS35L41_PDN_DONE_MASK);
1339
1340			/* Test Key is locked here */
1341			ret = regmap_multi_reg_write(regmap, cs35l41_active_to_safe_end,
1342						     ARRAY_SIZE(cs35l41_active_to_safe_end));
1343		}
1344		break;
1345	default:
1346		ret = -EINVAL;
1347		break;
1348	}
1349
1350	return ret;
1351}
1352EXPORT_SYMBOL_GPL(cs35l41_global_enable);
1353
1354/*
1355 * To be called after receiving the IRQ Lock interrupt, in order to complete
1356 * any shared boost activation initiated by cs35l41_global_enable().
1357 */
1358int cs35l41_mdsync_up(struct regmap *regmap)
1359{
1360	return regmap_update_bits(regmap, CS35L41_PWR_CTRL3,
1361				  CS35L41_SYNC_EN_MASK, CS35L41_SYNC_EN_MASK);
1362}
1363EXPORT_SYMBOL_GPL(cs35l41_mdsync_up);
1364
1365int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg)
1366{
1367	struct cs35l41_gpio_cfg *gpio1 = &hw_cfg->gpio1;
1368	struct cs35l41_gpio_cfg *gpio2 = &hw_cfg->gpio2;
1369	int irq_pol = IRQF_TRIGGER_NONE;
1370
1371	regmap_update_bits(regmap, CS35L41_GPIO1_CTRL1,
1372			   CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
1373			   gpio1->pol_inv << CS35L41_GPIO_POL_SHIFT |
1374			   !gpio1->out_en << CS35L41_GPIO_DIR_SHIFT);
1375
1376	regmap_update_bits(regmap, CS35L41_GPIO2_CTRL1,
1377			   CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK,
1378			   gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT |
1379			   !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT);
1380
1381	if (gpio1->valid)
1382		regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO1_CTRL_MASK,
1383				   gpio1->func << CS35L41_GPIO1_CTRL_SHIFT);
1384
1385	if (gpio2->valid) {
1386		regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO2_CTRL_MASK,
1387				   gpio2->func << CS35L41_GPIO2_CTRL_SHIFT);
1388
1389		switch (gpio2->func) {
1390		case CS35L41_GPIO2_INT_PUSH_PULL_LOW:
1391		case CS35L41_GPIO2_INT_OPEN_DRAIN:
1392			irq_pol = IRQF_TRIGGER_LOW;
1393			break;
1394		case CS35L41_GPIO2_INT_PUSH_PULL_HIGH:
1395			irq_pol = IRQF_TRIGGER_HIGH;
1396			break;
1397		default:
1398			break;
1399		}
1400	}
1401
1402	return irq_pol;
1403}
1404EXPORT_SYMBOL_GPL(cs35l41_gpio_config);
1405
1406static const struct cs_dsp_region cs35l41_dsp1_regions[] = {
1407	{ .type = WMFW_HALO_PM_PACKED,	.base = CS35L41_DSP1_PMEM_0 },
1408	{ .type = WMFW_HALO_XM_PACKED,	.base = CS35L41_DSP1_XMEM_PACK_0 },
1409	{ .type = WMFW_HALO_YM_PACKED,	.base = CS35L41_DSP1_YMEM_PACK_0 },
1410	{. type = WMFW_ADSP2_XM,	.base = CS35L41_DSP1_XMEM_UNPACK24_0},
1411	{. type = WMFW_ADSP2_YM,	.base = CS35L41_DSP1_YMEM_UNPACK24_0},
1412};
1413
1414void cs35l41_configure_cs_dsp(struct device *dev, struct regmap *reg, struct cs_dsp *dsp)
1415{
1416	dsp->num = 1;
1417	dsp->type = WMFW_HALO;
1418	dsp->rev = 0;
1419	dsp->dev = dev;
1420	dsp->regmap = reg;
1421	dsp->base = CS35L41_DSP1_CTRL_BASE;
1422	dsp->base_sysinfo = CS35L41_DSP1_SYS_ID;
1423	dsp->mem = cs35l41_dsp1_regions;
1424	dsp->num_mems = ARRAY_SIZE(cs35l41_dsp1_regions);
1425	dsp->lock_regions = 0xFFFFFFFF;
1426}
1427EXPORT_SYMBOL_GPL(cs35l41_configure_cs_dsp);
1428
1429static bool cs35l41_check_cspl_mbox_sts(enum cs35l41_cspl_mbox_cmd cmd,
1430					enum cs35l41_cspl_mbox_status sts)
1431{
1432	switch (cmd) {
1433	case CSPL_MBOX_CMD_NONE:
1434	case CSPL_MBOX_CMD_UNKNOWN_CMD:
1435		return true;
1436	case CSPL_MBOX_CMD_PAUSE:
1437	case CSPL_MBOX_CMD_OUT_OF_HIBERNATE:
1438		return (sts == CSPL_MBOX_STS_PAUSED);
1439	case CSPL_MBOX_CMD_RESUME:
1440		return (sts == CSPL_MBOX_STS_RUNNING);
1441	case CSPL_MBOX_CMD_REINIT:
1442		return (sts == CSPL_MBOX_STS_RUNNING);
1443	case CSPL_MBOX_CMD_STOP_PRE_REINIT:
1444		return (sts == CSPL_MBOX_STS_RDY_FOR_REINIT);
1445	case CSPL_MBOX_CMD_SPK_OUT_ENABLE:
1446		return (sts == CSPL_MBOX_STS_RUNNING);
1447	default:
1448		return false;
1449	}
1450}
1451
1452int cs35l41_set_cspl_mbox_cmd(struct device *dev, struct regmap *regmap,
1453			      enum cs35l41_cspl_mbox_cmd cmd)
1454{
1455	unsigned int sts = 0, i;
1456	int ret;
1457
1458	// Set mailbox cmd
1459	ret = regmap_write(regmap, CS35L41_DSP_VIRT1_MBOX_1, cmd);
1460	if (ret < 0) {
1461		if (cmd != CSPL_MBOX_CMD_OUT_OF_HIBERNATE)
1462			dev_err(dev, "Failed to write MBOX: %d\n", ret);
1463		return ret;
1464	}
1465
1466	// Read mailbox status and verify it is appropriate for the given cmd
1467	for (i = 0; i < 5; i++) {
1468		usleep_range(1000, 1100);
1469
1470		ret = regmap_read(regmap, CS35L41_DSP_MBOX_2, &sts);
1471		if (ret < 0) {
1472			dev_err(dev, "Failed to read MBOX STS: %d\n", ret);
1473			continue;
1474		}
1475
1476		if (!cs35l41_check_cspl_mbox_sts(cmd, sts))
1477			dev_dbg(dev, "[%u] cmd %u returned invalid sts %u", i, cmd, sts);
1478		else
1479			return 0;
1480	}
1481
1482	if (cmd != CSPL_MBOX_CMD_OUT_OF_HIBERNATE)
1483		dev_err(dev, "Failed to set mailbox cmd %u (status %u)\n", cmd, sts);
1484
1485	return -ENOMSG;
1486}
1487EXPORT_SYMBOL_GPL(cs35l41_set_cspl_mbox_cmd);
1488
1489int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap)
1490{
1491	int ret;
1492
1493	ret = regmap_multi_reg_write(regmap, cs35l41_fs_errata_patch,
1494				     ARRAY_SIZE(cs35l41_fs_errata_patch));
1495	if (ret < 0)
1496		dev_err(dev, "Failed to write fs errata: %d\n", ret);
1497
1498	return ret;
1499}
1500EXPORT_SYMBOL_GPL(cs35l41_write_fs_errata);
1501
1502int cs35l41_enter_hibernate(struct device *dev, struct regmap *regmap,
1503			    enum cs35l41_boost_type b_type)
1504{
1505	if (!cs35l41_safe_reset(regmap, b_type)) {
1506		dev_dbg(dev, "System does not support Suspend\n");
1507		return -EINVAL;
1508	}
1509
1510	dev_dbg(dev, "Enter hibernate\n");
1511	regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0088);
1512	regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0188);
1513
1514	// Don't wait for ACK since bus activity would wake the device
1515	regmap_write(regmap, CS35L41_DSP_VIRT1_MBOX_1, CSPL_MBOX_CMD_HIBERNATE);
1516
1517	return 0;
1518}
1519EXPORT_SYMBOL_GPL(cs35l41_enter_hibernate);
1520
1521static void cs35l41_wait_for_pwrmgt_sts(struct device *dev, struct regmap *regmap)
1522{
1523	const int pwrmgt_retries = 10;
1524	unsigned int sts;
1525	int i, ret;
1526
1527	for (i = 0; i < pwrmgt_retries; i++) {
1528		ret = regmap_read(regmap, CS35L41_PWRMGT_STS, &sts);
1529		if (ret)
1530			dev_err(dev, "Failed to read PWRMGT_STS: %d\n", ret);
1531		else if (!(sts & CS35L41_WR_PEND_STS_MASK))
1532			return;
1533
1534		udelay(20);
1535	}
1536
1537	dev_err(dev, "Timed out reading PWRMGT_STS\n");
1538}
1539
1540int cs35l41_exit_hibernate(struct device *dev, struct regmap *regmap)
1541{
1542	const int wake_retries = 20;
1543	const int sleep_retries = 5;
1544	int ret, i, j;
1545
1546	for (i = 0; i < sleep_retries; i++) {
1547		dev_dbg(dev, "Exit hibernate\n");
1548
1549		for (j = 0; j < wake_retries; j++) {
1550			ret = cs35l41_set_cspl_mbox_cmd(dev, regmap,
1551							CSPL_MBOX_CMD_OUT_OF_HIBERNATE);
1552			if (!ret)
1553				break;
1554
1555			usleep_range(100, 200);
1556		}
1557
1558		if (j < wake_retries) {
1559			dev_dbg(dev, "Wake success at cycle: %d\n", j);
1560			return 0;
1561		}
1562
1563		dev_err(dev, "Wake failed, re-enter hibernate: %d\n", ret);
1564
1565		cs35l41_wait_for_pwrmgt_sts(dev, regmap);
1566		regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0088);
1567
1568		cs35l41_wait_for_pwrmgt_sts(dev, regmap);
1569		regmap_write(regmap, CS35L41_WAKESRC_CTL, 0x0188);
1570
1571		cs35l41_wait_for_pwrmgt_sts(dev, regmap);
1572		regmap_write(regmap, CS35L41_PWRMGT_CTL, 0x3);
1573	}
1574
1575	dev_err(dev, "Timed out waking device\n");
1576
1577	return -ETIMEDOUT;
1578}
1579EXPORT_SYMBOL_GPL(cs35l41_exit_hibernate);
1580
1581MODULE_DESCRIPTION("CS35L41 library");
1582MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>");
1583MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>");
1584MODULE_LICENSE("GPL");
1585