Merge branch 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel...
[~shefty/rdma-dev.git] / arch / arm / mach-s3c24xx / mach-smdk2416.c
1 /* linux/arch/arm/mach-s3c2416/mach-hanlin_v3c.c
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  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12 */
13
14 #include <linux/kernel.h>
15 #include <linux/types.h>
16 #include <linux/interrupt.h>
17 #include <linux/list.h>
18 #include <linux/timer.h>
19 #include <linux/init.h>
20 #include <linux/serial_core.h>
21 #include <linux/platform_device.h>
22 #include <linux/io.h>
23 #include <linux/mtd/partitions.h>
24 #include <linux/gpio.h>
25 #include <linux/fb.h>
26 #include <linux/delay.h>
27
28 #include <asm/mach/arch.h>
29 #include <asm/mach/map.h>
30 #include <asm/mach/irq.h>
31
32 #include <video/samsung_fimd.h>
33 #include <mach/hardware.h>
34 #include <asm/irq.h>
35 #include <asm/mach-types.h>
36
37 #include <plat/regs-serial.h>
38 #include <mach/regs-gpio.h>
39 #include <mach/regs-lcd.h>
40 #include <mach/regs-s3c2443-clock.h>
41
42 #include <linux/platform_data/leds-s3c24xx.h>
43 #include <linux/platform_data/i2c-s3c2410.h>
44
45 #include <plat/s3c2416.h>
46 #include <plat/gpio-cfg.h>
47 #include <plat/clock.h>
48 #include <plat/devs.h>
49 #include <plat/cpu.h>
50 #include <linux/platform_data/mtd-nand-s3c2410.h>
51 #include <plat/sdhci.h>
52 #include <linux/platform_data/usb-s3c2410_udc.h>
53 #include <linux/platform_data/s3c-hsudc.h>
54
55 #include <plat/fb.h>
56
57 #include <plat/common-smdk.h>
58
59 static struct map_desc smdk2416_iodesc[] __initdata = {
60         /* ISA IO Space map (memory space selected by A24) */
61
62         {
63                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
64                 .pfn            = __phys_to_pfn(S3C2410_CS2),
65                 .length         = 0x10000,
66                 .type           = MT_DEVICE,
67         }, {
68                 .virtual        = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
69                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
70                 .length         = SZ_4M,
71                 .type           = MT_DEVICE,
72         }, {
73                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
74                 .pfn            = __phys_to_pfn(S3C2410_CS2),
75                 .length         = 0x10000,
76                 .type           = MT_DEVICE,
77         }, {
78                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
79                 .pfn            = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
80                 .length         = SZ_4M,
81                 .type           = MT_DEVICE,
82         }
83 };
84
85 #define UCON (S3C2410_UCON_DEFAULT      | \
86                 S3C2440_UCON_PCLK       | \
87                 S3C2443_UCON_RXERR_IRQEN)
88
89 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
90
91 #define UFCON (S3C2410_UFCON_RXTRIG8    | \
92                 S3C2410_UFCON_FIFOMODE  | \
93                 S3C2440_UFCON_TXTRIG16)
94
95 static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = {
96         [0] = {
97                 .hwport      = 0,
98                 .flags       = 0,
99                 .ucon        = UCON,
100                 .ulcon       = ULCON,
101                 .ufcon       = UFCON,
102         },
103         [1] = {
104                 .hwport      = 1,
105                 .flags       = 0,
106                 .ucon        = UCON,
107                 .ulcon       = ULCON,
108                 .ufcon       = UFCON,
109         },
110         /* IR port */
111         [2] = {
112                 .hwport      = 2,
113                 .flags       = 0,
114                 .ucon        = UCON,
115                 .ulcon       = ULCON | 0x50,
116                 .ufcon       = UFCON,
117         },
118         [3] = {
119                 .hwport      = 3,
120                 .flags       = 0,
121                 .ucon        = UCON,
122                 .ulcon       = ULCON,
123                 .ufcon       = UFCON,
124         }
125 };
126
127 static void smdk2416_hsudc_gpio_init(void)
128 {
129         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);
130         s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);
131         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));
132         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);
133 }
134
135 static void smdk2416_hsudc_gpio_uninit(void)
136 {
137         s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);
138         s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);
139         s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));
140 }
141
142 static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {
143         .epnum = 9,
144         .gpio_init = smdk2416_hsudc_gpio_init,
145         .gpio_uninit = smdk2416_hsudc_gpio_uninit,
146 };
147
148 static struct s3c_fb_pd_win smdk2416_fb_win[] = {
149         [0] = {
150                 .default_bpp    = 16,
151                 .max_bpp        = 32,
152                 .xres           = 800,
153                 .yres           = 480,
154         },
155 };
156
157 static struct fb_videomode smdk2416_lcd_timing = {
158         .pixclock       = 41094,
159         .left_margin    = 8,
160         .right_margin   = 13,
161         .upper_margin   = 7,
162         .lower_margin   = 5,
163         .hsync_len      = 3,
164         .vsync_len      = 1,
165         .xres           = 800,
166         .yres           = 480,
167 };
168
169 static void s3c2416_fb_gpio_setup_24bpp(void)
170 {
171         unsigned int gpio;
172
173         for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) {
174                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
175                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
176         }
177
178         for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) {
179                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
180                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
181         }
182
183         for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) {
184                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
185                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
186         }
187 }
188
189 static struct s3c_fb_platdata smdk2416_fb_platdata = {
190         .win[0]         = &smdk2416_fb_win[0],
191         .vtiming        = &smdk2416_lcd_timing,
192         .setup_gpio     = s3c2416_fb_gpio_setup_24bpp,
193         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
194         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
195 };
196
197 static struct s3c_sdhci_platdata smdk2416_hsmmc0_pdata __initdata = {
198         .max_width              = 4,
199         .cd_type                = S3C_SDHCI_CD_GPIO,
200         .ext_cd_gpio            = S3C2410_GPF(1),
201         .ext_cd_gpio_invert     = 1,
202 };
203
204 static struct s3c_sdhci_platdata smdk2416_hsmmc1_pdata __initdata = {
205         .max_width              = 4,
206         .cd_type                = S3C_SDHCI_CD_NONE,
207 };
208
209 static struct platform_device *smdk2416_devices[] __initdata = {
210         &s3c_device_fb,
211         &s3c_device_wdt,
212         &s3c_device_ohci,
213         &s3c_device_i2c0,
214         &s3c_device_hsmmc0,
215         &s3c_device_hsmmc1,
216         &s3c_device_usb_hsudc,
217 };
218
219 static void __init smdk2416_map_io(void)
220 {
221         s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc));
222         s3c24xx_init_clocks(12000000);
223         s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs));
224 }
225
226 static 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
249 MACHINE_START(SMDK2416, "SMDK2416")
250         /* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
251         .atag_offset    = 0x100,
252
253         .init_irq       = s3c24xx_init_irq,
254         .map_io         = smdk2416_map_io,
255         .init_machine   = smdk2416_machine_init,
256         .init_time      = s3c24xx_timer_init,
257         .restart        = s3c2416_restart,
258 MACHINE_END