Merge branch 'for-linus' of git://github.com/dtor/input
[pandora-kernel.git] / arch / arm / mach-s5p64x0 / mach-smdk6450.c
1 /* linux/arch/arm/mach-s5p64x0/mach-smdk6450.c
2  *
3  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4  *              http://www.samsung.com
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9 */
10
11 #include <linux/kernel.h>
12 #include <linux/types.h>
13 #include <linux/interrupt.h>
14 #include <linux/list.h>
15 #include <linux/timer.h>
16 #include <linux/delay.h>
17 #include <linux/init.h>
18 #include <linux/i2c.h>
19 #include <linux/serial_core.h>
20 #include <linux/platform_device.h>
21 #include <linux/io.h>
22 #include <linux/module.h>
23 #include <linux/clk.h>
24 #include <linux/gpio.h>
25 #include <linux/pwm_backlight.h>
26
27 #include <asm/mach/arch.h>
28 #include <asm/mach/map.h>
29 #include <asm/irq.h>
30 #include <asm/mach-types.h>
31
32 #include <mach/hardware.h>
33 #include <mach/map.h>
34 #include <mach/regs-clock.h>
35 #include <mach/i2c.h>
36 #include <mach/regs-gpio.h>
37
38 #include <plat/regs-serial.h>
39 #include <plat/gpio-cfg.h>
40 #include <plat/s5p6450.h>
41 #include <plat/clock.h>
42 #include <plat/devs.h>
43 #include <plat/cpu.h>
44 #include <plat/iic.h>
45 #include <plat/pll.h>
46 #include <plat/adc.h>
47 #include <plat/ts.h>
48 #include <plat/s5p-time.h>
49 #include <plat/backlight.h>
50
51 #define SMDK6450_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
52                                 S3C2410_UCON_RXILEVEL |         \
53                                 S3C2410_UCON_TXIRQMODE |        \
54                                 S3C2410_UCON_RXIRQMODE |        \
55                                 S3C2410_UCON_RXFIFO_TOI |       \
56                                 S3C2443_UCON_RXERR_IRQEN)
57
58 #define SMDK6450_ULCON_DEFAULT  S3C2410_LCON_CS8
59
60 #define SMDK6450_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
61                                 S3C2440_UFCON_TXTRIG16 |        \
62                                 S3C2410_UFCON_RXTRIG8)
63
64 static struct s3c2410_uartcfg smdk6450_uartcfgs[] __initdata = {
65         [0] = {
66                 .hwport         = 0,
67                 .flags          = 0,
68                 .ucon           = SMDK6450_UCON_DEFAULT,
69                 .ulcon          = SMDK6450_ULCON_DEFAULT,
70                 .ufcon          = SMDK6450_UFCON_DEFAULT,
71         },
72         [1] = {
73                 .hwport         = 1,
74                 .flags          = 0,
75                 .ucon           = SMDK6450_UCON_DEFAULT,
76                 .ulcon          = SMDK6450_ULCON_DEFAULT,
77                 .ufcon          = SMDK6450_UFCON_DEFAULT,
78         },
79         [2] = {
80                 .hwport         = 2,
81                 .flags          = 0,
82                 .ucon           = SMDK6450_UCON_DEFAULT,
83                 .ulcon          = SMDK6450_ULCON_DEFAULT,
84                 .ufcon          = SMDK6450_UFCON_DEFAULT,
85         },
86         [3] = {
87                 .hwport         = 3,
88                 .flags          = 0,
89                 .ucon           = SMDK6450_UCON_DEFAULT,
90                 .ulcon          = SMDK6450_ULCON_DEFAULT,
91                 .ufcon          = SMDK6450_UFCON_DEFAULT,
92         },
93 #if CONFIG_SERIAL_SAMSUNG_UARTS > 4
94         [4] = {
95                 .hwport         = 4,
96                 .flags          = 0,
97                 .ucon           = SMDK6450_UCON_DEFAULT,
98                 .ulcon          = SMDK6450_ULCON_DEFAULT,
99                 .ufcon          = SMDK6450_UFCON_DEFAULT,
100         },
101 #endif
102 #if CONFIG_SERIAL_SAMSUNG_UARTS > 5
103         [5] = {
104                 .hwport         = 5,
105                 .flags          = 0,
106                 .ucon           = SMDK6450_UCON_DEFAULT,
107                 .ulcon          = SMDK6450_ULCON_DEFAULT,
108                 .ufcon          = SMDK6450_UFCON_DEFAULT,
109         },
110 #endif
111 };
112
113 static struct platform_device *smdk6450_devices[] __initdata = {
114         &s3c_device_adc,
115         &s3c_device_rtc,
116         &s3c_device_i2c0,
117         &s3c_device_i2c1,
118         &s3c_device_ts,
119         &s3c_device_wdt,
120         &samsung_asoc_dma,
121         &s5p6450_device_iis0,
122         /* s5p6450_device_spi0 will be added */
123 };
124
125 static struct s3c2410_platform_i2c s5p6450_i2c0_data __initdata = {
126         .flags          = 0,
127         .slave_addr     = 0x10,
128         .frequency      = 100*1000,
129         .sda_delay      = 100,
130         .cfg_gpio       = s5p6450_i2c0_cfg_gpio,
131 };
132
133 static struct s3c2410_platform_i2c s5p6450_i2c1_data __initdata = {
134         .flags          = 0,
135         .bus_num        = 1,
136         .slave_addr     = 0x10,
137         .frequency      = 100*1000,
138         .sda_delay      = 100,
139         .cfg_gpio       = s5p6450_i2c1_cfg_gpio,
140 };
141
142 static struct i2c_board_info smdk6450_i2c_devs0[] __initdata = {
143         { I2C_BOARD_INFO("wm8580", 0x1b), },
144         { I2C_BOARD_INFO("24c08", 0x50), },     /* Samsung KS24C080C EEPROM */
145 };
146
147 static struct i2c_board_info smdk6450_i2c_devs1[] __initdata = {
148         { I2C_BOARD_INFO("24c128", 0x57), },/* Samsung S524AD0XD1 EEPROM */
149 };
150
151 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
152         .delay                  = 10000,
153         .presc                  = 49,
154         .oversampling_shift     = 2,
155 };
156
157 /* LCD Backlight data */
158 static struct samsung_bl_gpio_info smdk6450_bl_gpio_info = {
159         .no = S5P6450_GPF(15),
160         .func = S3C_GPIO_SFN(2),
161 };
162
163 static struct platform_pwm_backlight_data smdk6450_bl_data = {
164         .pwm_id = 1,
165 };
166
167 static void __init smdk6450_map_io(void)
168 {
169         s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
170         s3c24xx_init_clocks(19200000);
171         s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs));
172         s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
173 }
174
175 static void __init smdk6450_machine_init(void)
176 {
177         s3c24xx_ts_set_platdata(&s3c_ts_platform);
178
179         s3c_i2c0_set_platdata(&s5p6450_i2c0_data);
180         s3c_i2c1_set_platdata(&s5p6450_i2c1_data);
181         i2c_register_board_info(0, smdk6450_i2c_devs0,
182                         ARRAY_SIZE(smdk6450_i2c_devs0));
183         i2c_register_board_info(1, smdk6450_i2c_devs1,
184                         ARRAY_SIZE(smdk6450_i2c_devs1));
185
186         samsung_bl_set(&smdk6450_bl_gpio_info, &smdk6450_bl_data);
187
188         platform_add_devices(smdk6450_devices, ARRAY_SIZE(smdk6450_devices));
189 }
190
191 MACHINE_START(SMDK6450, "SMDK6450")
192         /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
193         .boot_params    = S5P64X0_PA_SDRAM + 0x100,
194
195         .init_irq       = s5p6450_init_irq,
196         .map_io         = smdk6450_map_io,
197         .init_machine   = smdk6450_machine_init,
198         .timer          = &s5p_timer,
199 MACHINE_END