diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/mach-smartq7.c')
| -rw-r--r-- | arch/arm/mach-s3c64xx/mach-smartq7.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c new file mode 100644 index 000000000000..e0bc78ecb156 --- /dev/null +++ b/arch/arm/mach-s3c64xx/mach-smartq7.c @@ -0,0 +1,201 @@ +/* + * linux/arch/arm/mach-s3c64xx/mach-smartq7.c + * + * Copyright (C) 2010 Maurus Cuelenaere + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/fb.h> +#include <linux/gpio.h> +#include <linux/gpio_keys.h> +#include <linux/i2c-gpio.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/leds.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> + +#include <mach/map.h> +#include <mach/regs-fb.h> +#include <mach/regs-gpio.h> +#include <mach/s3c6410.h> + +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/fb.h> +#include <plat/gpio-cfg.h> + +#include "mach-smartq.h" + +static void __init smartq7_lcd_setup_gpio(void) +{ + gpio_request(S3C64XX_GPM(0), "LCD CSB pin"); + gpio_request(S3C64XX_GPM(3), "LCD power"); + gpio_request(S3C64XX_GPM(4), "LCD power status"); + + /* turn power off */ + gpio_direction_output(S3C64XX_GPM(0), 1); + gpio_direction_output(S3C64XX_GPM(3), 0); + gpio_direction_input(S3C64XX_GPM(4)); +} + +static struct i2c_gpio_platform_data smartq7_lcd_control = { + .sda_pin = S3C64XX_GPM(2), + .scl_pin = S3C64XX_GPM(1), + .sda_is_open_drain = 1, + .scl_is_open_drain = 1, +}; + +static struct platform_device smartq7_lcd_control_device = { + .name = "i2c-gpio", + .id = 1, + .dev.platform_data = &smartq7_lcd_control, +}; + +static struct gpio_led smartq7_leds[] __initdata = { + { + .name = "smartq7:red", + .active_low = 1, + .gpio = S3C64XX_GPN(8), + }, + { + .name = "smartq7:green", + .active_low = 1, + .gpio = S3C64XX_GPN(9), + }, +}; + +static struct gpio_led_platform_data smartq7_led_data = { + .num_leds = ARRAY_SIZE(smartq7_leds), + .leds = smartq7_leds, +}; + +static struct platform_device smartq7_leds_device = { + .name = "leds-gpio", + .id = -1, + .dev.platform_data = &smartq7_led_data, +}; + +/* Labels according to the SmartQ manual */ +static struct gpio_keys_button smartq7_buttons[] = { + { + .gpio = S3C64XX_GPL(14), + .code = KEY_POWER, + .desc = "Power", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, + { + .gpio = S3C64XX_GPN(2), + .code = KEY_FN, + .desc = "Function", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, + { + .gpio = S3C64XX_GPN(3), + .code = KEY_KPMINUS, + .desc = "Minus", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, + { + .gpio = S3C64XX_GPN(4), + .code = KEY_KPPLUS, + .desc = "Plus", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, + { + .gpio = S3C64XX_GPN(12), + .code = KEY_ENTER, + .desc = "Enter", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, + { + .gpio = S3C64XX_GPN(15), + .code = KEY_ESC, + .desc = "Cancel", + .active_low = 1, + .debounce_interval = 5, + .type = EV_KEY, + }, +}; + +static struct gpio_keys_platform_data smartq7_buttons_data = { + .buttons = smartq7_buttons, + .nbuttons = ARRAY_SIZE(smartq7_buttons), +}; + +static struct platform_device smartq7_buttons_device = { + .name = "gpio-keys", + .id = 0, + .num_resources = 0, + .dev = { + .platform_data = &smartq7_buttons_data, + } +}; + +static struct s3c_fb_pd_win smartq7_fb_win0 = { + .win_mode = { + .pixclock = 1000000000000ULL / + ((3+10+5+800)*(1+3+20+480)*80), + .left_margin = 3, + .right_margin = 5, + .upper_margin = 1, + .lower_margin = 20, + .hsync_len = 10, + .vsync_len = 3, + .xres = 800, + .yres = 480, + }, + .max_bpp = 32, + .default_bpp = 16, +}; + +static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = { + .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, + .win[0] = &smartq7_fb_win0, + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC | + VIDCON1_INV_VCLK, +}; + +static struct platform_device *smartq7_devices[] __initdata = { + &smartq7_leds_device, + &smartq7_buttons_device, + &smartq7_lcd_control_device, +}; + +static void __init smartq7_machine_init(void) +{ + s3c_fb_set_platdata(&smartq7_lcd_pdata); + + smartq_machine_init(); + smartq7_lcd_setup_gpio(); + + platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices)); +} + +MACHINE_START(SMARTQ7, "SmartQ 7") + /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */ + .phys_io = S3C_PA_UART & 0xfff00000, + .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, + .boot_params = S3C64XX_PA_SDRAM + 0x100, + .init_irq = s3c6410_init_irq, + .map_io = smartq_map_io, + .init_machine = smartq7_machine_init, + .timer = &s3c24xx_timer, +MACHINE_END |