2 * linux/arch/arm/mach-s3c64xx/mach-smartq7.c
4 * Copyright (C) 2010 Maurus Cuelenaere
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.
13 #include <linux/gpio.h>
14 #include <linux/gpio_keys.h>
15 #include <linux/i2c-gpio.h>
16 #include <linux/init.h>
17 #include <linux/input.h>
18 #include <linux/leds.h>
19 #include <linux/platform_device.h>
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
25 #include <mach/regs-fb.h>
26 #include <mach/regs-gpio.h>
27 #include <mach/s3c6410.h>
30 #include <plat/devs.h>
32 #include <plat/gpio-cfg.h>
34 #include "mach-smartq.h"
36 static void __init smartq7_lcd_setup_gpio(void)
38 gpio_request(S3C64XX_GPM(0), "LCD CSB pin");
39 gpio_request(S3C64XX_GPM(3), "LCD power");
40 gpio_request(S3C64XX_GPM(4), "LCD power status");
43 gpio_direction_output(S3C64XX_GPM(0), 1);
44 gpio_direction_output(S3C64XX_GPM(3), 0);
45 gpio_direction_input(S3C64XX_GPM(4));
48 static struct i2c_gpio_platform_data smartq7_lcd_control = {
49 .sda_pin = S3C64XX_GPM(2),
50 .scl_pin = S3C64XX_GPM(1),
51 .sda_is_open_drain = 1,
52 .scl_is_open_drain = 1,
55 static struct platform_device smartq7_lcd_control_device = {
58 .dev.platform_data = &smartq7_lcd_control,
61 static struct gpio_led smartq7_leds[] __initdata = {
63 .name = "smartq7:red",
65 .gpio = S3C64XX_GPN(8),
68 .name = "smartq7:green",
70 .gpio = S3C64XX_GPN(9),
74 static struct gpio_led_platform_data smartq7_led_data = {
75 .num_leds = ARRAY_SIZE(smartq7_leds),
79 static struct platform_device smartq7_leds_device = {
82 .dev.platform_data = &smartq7_led_data,
85 /* Labels according to the SmartQ manual */
86 static struct gpio_keys_button smartq7_buttons[] = {
88 .gpio = S3C64XX_GPL(14),
92 .debounce_interval = 5,
96 .gpio = S3C64XX_GPN(2),
100 .debounce_interval = 5,
104 .gpio = S3C64XX_GPN(3),
108 .debounce_interval = 5,
112 .gpio = S3C64XX_GPN(4),
116 .debounce_interval = 5,
120 .gpio = S3C64XX_GPN(12),
124 .debounce_interval = 5,
128 .gpio = S3C64XX_GPN(15),
132 .debounce_interval = 5,
137 static struct gpio_keys_platform_data smartq7_buttons_data = {
138 .buttons = smartq7_buttons,
139 .nbuttons = ARRAY_SIZE(smartq7_buttons),
142 static struct platform_device smartq7_buttons_device = {
147 .platform_data = &smartq7_buttons_data,
151 static struct s3c_fb_pd_win smartq7_fb_win0 = {
153 .pixclock = 1000000000000ULL /
154 ((3+10+5+800)*(1+3+20+480)*80),
168 static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
169 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
170 .win[0] = &smartq7_fb_win0,
171 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
172 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
176 static struct platform_device *smartq7_devices[] __initdata = {
177 &smartq7_leds_device,
178 &smartq7_buttons_device,
179 &smartq7_lcd_control_device,
182 static void __init smartq7_machine_init(void)
184 s3c_fb_set_platdata(&smartq7_lcd_pdata);
186 smartq_machine_init();
187 smartq7_lcd_setup_gpio();
189 platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
192 MACHINE_START(SMARTQ7, "SmartQ 7")
193 /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
194 .phys_io = S3C_PA_UART & 0xfff00000,
195 .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
196 .boot_params = S3C64XX_PA_SDRAM + 0x100,
197 .init_irq = s3c6410_init_irq,
198 .map_io = smartq_map_io,
199 .init_machine = smartq7_machine_init,
200 .timer = &s3c24xx_timer,