1// SPDX-License-Identifier: GPL-2.0
2//
3// Copyright (c) 2009 Yauhen Kharuzhy <jekhor@gmail.com>,
4//	as part of OpenInkpot project
5// Copyright (c) 2009 Promwad Innovation Company
6//	Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com>
7
8#include <linux/kernel.h>
9#include <linux/types.h>
10#include <linux/interrupt.h>
11#include <linux/list.h>
12#include <linux/timer.h>
13#include <linux/init.h>
14#include <linux/serial_core.h>
15#include <linux/serial_s3c.h>
16#include <linux/platform_device.h>
17#include <linux/io.h>
18#include <linux/mtd/partitions.h>
19#include <linux/gpio.h>
20#include <linux/fb.h>
21#include <linux/delay.h>
22
23#include <asm/mach/arch.h>
24#include <asm/mach/map.h>
25#include <asm/mach/irq.h>
26
27#include <video/samsung_fimd.h>
28#include <asm/irq.h>
29#include <asm/mach-types.h>
30
31#include "hardware-s3c24xx.h"
32#include "regs-gpio.h"
33#include "regs-s3c2443-clock.h"
34#include "gpio-samsung.h"
35
36#include <linux/platform_data/leds-s3c24xx.h>
37#include <linux/platform_data/i2c-s3c2410.h>
38
39#include "gpio-cfg.h"
40#include "devs.h"
41#include "cpu.h"
42#include <linux/platform_data/mtd-nand-s3c2410.h>
43#include "sdhci.h"
44#include <linux/platform_data/usb-s3c2410_udc.h>
45#include <linux/platform_data/s3c-hsudc.h>
46
47#include "fb.h"
48
49#include "s3c24xx.h"
50#include "common-smdk-s3c24xx.h"
51
52static struct map_desc smdk2416_iodesc[] __initdata = {
53	/* ISA IO Space map (memory space selected by A24) */
54
55	{
56		.virtual	= (u32)S3C24XX_VA_ISA_WORD,
57		.pfn		= __phys_to_pfn(S3C2410_CS2),
58		.length		= 0x10000,
59		.type		= MT_DEVICE,
60	}, {
61		.virtual	= (u32)S3C24XX_VA_ISA_WORD + 0x10000,
62		.pfn		= __phys_to_pfn(S3C2410_CS2 + (1<<24)),
63		.length		= SZ_4M,
64		.type		= MT_DEVICE,
65	}, {
66		.virtual	= (u32)S3C24XX_VA_ISA_BYTE,
67		.pfn		= __phys_to_pfn(S3C2410_CS2),
68		.length		= 0x10000,
69		.type		= MT_DEVICE,
70	}, {
71		.virtual	= (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
72		.pfn		= __phys_to_pfn(S3C2410_CS2 + (1<<24)),
73		.length		= SZ_4M,
74		.type		= MT_DEVICE,
75	}
76};
77
78#define UCON (S3C2410_UCON_DEFAULT	| \
79		S3C2440_UCON_PCLK	| \
80		S3C2443_UCON_RXERR_IRQEN)
81
82#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
83
84#define UFCON (S3C2410_UFCON_RXTRIG8	| \
85		S3C2410_UFCON_FIFOMODE	| \
86		S3C2440_UFCON_TXTRIG16)
87
88static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
89	[0] = {
90		.hwport	     = 0,
91		.flags	     = 0,
92		.ucon	     = UCON,
93		.ulcon	     = ULCON,
94		.ufcon	     = UFCON,
95	},
96	[1] = {
97		.hwport	     = 1,
98		.flags	     = 0,
99		.ucon	     = UCON,
100		.ulcon	     = ULCON,
101		.ufcon	     = UFCON,
102	},
103	/* IR port */
104	[2] = {
105		.hwport	     = 2,
106		.flags	     = 0,
107		.ucon	     = UCON,
108		.ulcon	     = ULCON | 0x50,
109		.ufcon	     = UFCON,
110	},
111	[3] = {
112		.hwport	     = 3,
113		.flags	     = 0,
114		.ucon	     = UCON,
115		.ulcon	     = ULCON,
116		.ufcon	     = UFCON,
117	}
118};
119
120static void smdk2416_hsudc_gpio_init(void)
121{
122	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
123	s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
124	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
125	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
126}
127
128static void smdk2416_hsudc_gpio_uninit(void)
129{
130	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
131	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
132	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
133}
134
135static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
136	.epnum = 9,
137	.gpio_init = smdk2416_hsudc_gpio_init,
138	.gpio_uninit = smdk2416_hsudc_gpio_uninit,
139};
140
141static struct s3c_fb_pd_win smdk2416_fb_win[] = {
142	[0] = {
143		.default_bpp	= 16,
144		.max_bpp	= 32,
145		.xres           = 800,
146		.yres           = 480,
147	},
148};
149
150static struct fb_videomode smdk2416_lcd_timing = {
151	.pixclock	= 41094,
152	.left_margin	= 8,
153	.right_margin	= 13,
154	.upper_margin	= 7,
155	.lower_margin	= 5,
156	.hsync_len	= 3,
157	.vsync_len	= 1,
158	.xres           = 800,
159	.yres           = 480,
160};
161
162static void s3c2416_fb_gpio_setup_24bpp(void)
163{
164	unsigned int gpio;
165
166	for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
167		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
168		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
169	}
170
171	for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
172		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
173		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
174	}
175
176	for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
177		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
178		s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
179	}
180}
181
182static struct s3c_fb_platdata smdk2416_fb_platdata = {
183	.win[0]		= &smdk2416_fb_win[0],
184	.vtiming	= &smdk2416_lcd_timing,
185	.setup_gpio	= s3c2416_fb_gpio_setup_24bpp,
186	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
187	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
188};
189
190static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
191	.max_width		= 4,
192	.cd_type		= S3C_SDHCI_CD_GPIO,
193	.ext_cd_gpio		= S3C2410_GPF(1),
194	.ext_cd_gpio_invert	= 1,
195};
196
197static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
198	.max_width		= 4,
199	.cd_type		= S3C_SDHCI_CD_NONE,
200};
201
202static struct platform_device *smdk2416_devices[] __initdata = {
203	&s3c_device_fb,
204	&s3c_device_wdt,
205	&s3c_device_ohci,
206	&s3c_device_i2c0,
207	&s3c_device_hsmmc0,
208	&s3c_device_hsmmc1,
209	&s3c_device_usb_hsudc,
210	&s3c2443_device_dma,
211};
212
213static void __init smdk2416_init_time(void)
214{
215	s3c2416_init_clocks(12000000);
216	s3c24xx_timer_init();
217}
218
219static void __init smdk2416_map_io(void)
220{
221	s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
222	s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
223	s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
224}
225
226static void __init smdk2416_machine_init(void)
227{
228	s3c_i2c0_set_platdata(NULL);
229	s3c_fb_set_platdata(&smdk2416_fb_platdata);
230
231	s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);
232	s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);
233
234	s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);
235
236	gpio_request(S3C2410_GPB(4), "USBHost Power");
237	gpio_direction_output(S3C2410_GPB(4), 1);
238
239	gpio_request(S3C2410_GPB(3), "Display Power");
240	gpio_direction_output(S3C2410_GPB(3), 1);
241
242	gpio_request(S3C2410_GPB(1), "Display Reset");
243	gpio_direction_output(S3C2410_GPB(1), 1);
244
245	platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices));
246	smdk_machine_init();
247}
248
249MACHINE_START(SMDK2416, "SMDK2416")
250	/* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
251	.atag_offset	= 0x100,
252
253	.init_irq	= s3c2416_init_irq,
254	.map_io		= smdk2416_map_io,
255	.init_machine	= smdk2416_machine_init,
256	.init_time	= smdk2416_init_time,
257MACHINE_END
258