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author | Ben Dooks <ben-linux@fluff.org> | 2010-05-03 15:29:44 +0900 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2010-05-18 18:46:30 +0900 |
commit | f64bea4318a73e833d0a9b8400cc0f6cee957da3 (patch) | |
tree | 7ea2a44b745039041029acb5ecb2b83dae0a7cf4 /arch/arm/mach-s3c2416 | |
parent | f077f3fc055b329787783a1ab0efb9a8f8ecc874 (diff) | |
download | linux-stable-f64bea4318a73e833d0a9b8400cc0f6cee957da3.tar.gz linux-stable-f64bea4318a73e833d0a9b8400cc0f6cee957da3.tar.bz2 linux-stable-f64bea4318a73e833d0a9b8400cc0f6cee957da3.zip |
ARM: SMDK2416: Add support for framebuffer device and ensure correct setup
Add support for the LCD display on the SMDJK2416, and correctly name the
framebuffer device.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c2416')
-rw-r--r-- | arch/arm/mach-s3c2416/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-s3c2416/mach-smdk2416.c | 62 | ||||
-rw-r--r-- | arch/arm/mach-s3c2416/s3c2416.c | 2 |
3 files changed, 62 insertions, 3 deletions
diff --git a/arch/arm/mach-s3c2416/Kconfig b/arch/arm/mach-s3c2416/Kconfig index 29103a6047de..657e4fe17f39 100644 --- a/arch/arm/mach-s3c2416/Kconfig +++ b/arch/arm/mach-s3c2416/Kconfig @@ -30,6 +30,7 @@ menu "S3C2416 Machines" config MACH_SMDK2416 bool "SMDK2416" select CPU_S3C2416 + select S3C_DEV_FB select S3C_DEV_HSMMC select S3C_DEV_HSMMC1 help diff --git a/arch/arm/mach-s3c2416/mach-smdk2416.c b/arch/arm/mach-s3c2416/mach-smdk2416.c index 99d24c44f30f..5fc3f67ef265 100644 --- a/arch/arm/mach-s3c2416/mach-smdk2416.c +++ b/arch/arm/mach-s3c2416/mach-smdk2416.c @@ -22,6 +22,7 @@ #include <linux/io.h> #include <linux/mtd/partitions.h> #include <linux/gpio.h> +#include <linux/fb.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -36,16 +37,19 @@ #include <mach/regs-lcd.h> #include <mach/idle.h> -#include <mach/fb.h> #include <mach/leds-gpio.h> #include <plat/iic.h> #include <plat/s3c2416.h> +#include <plat/gpio-cfg.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/nand.h> +#include <plat/regs-fb-v4.h> +#include <plat/fb.h> + #include <plat/common-smdk.h> static struct map_desc smdk2416_iodesc[] __initdata = { @@ -109,7 +113,54 @@ static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = { } }; +struct s3c_fb_pd_win smdk2416_fb_win[] = { + [0] = { + /* think this is the same as the smdk6410 */ + .win_mode = { + .pixclock = 41094, + .left_margin = 8, + .right_margin = 13, + .upper_margin = 7, + .lower_margin = 5, + .hsync_len = 3, + .vsync_len = 1, + .xres = 800, + .yres = 480, + }, + .default_bpp = 16, + .max_bpp = 32, + }, +}; + +static void s3c2416_fb_gpio_setup_24bpp(void) +{ + unsigned int gpio; + + for (gpio = S3C2410_GPC(1); gpio <= S3C2410_GPC(4); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + for (gpio = S3C2410_GPC(8); gpio <= S3C2410_GPC(15); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + for (gpio = S3C2410_GPD(0); gpio <= S3C2410_GPD(15); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } +} + +static struct s3c_fb_platdata smdk2416_fb_platdata = { + .win[0] = &smdk2416_fb_win[0], + .setup_gpio = s3c2416_fb_gpio_setup_24bpp, + .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, + .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, +}; + static struct platform_device *smdk2416_devices[] __initdata = { + &s3c_device_fb, &s3c_device_wdt, &s3c_device_ohci, &s3c_device_i2c0, @@ -119,20 +170,25 @@ static struct platform_device *smdk2416_devices[] __initdata = { static void __init smdk2416_map_io(void) { - s3c24xx_init_io(smdk2416_iodesc, ARRAY_SIZE(smdk2416_iodesc)); s3c24xx_init_clocks(12000000); s3c24xx_init_uarts(smdk2416_uartcfgs, ARRAY_SIZE(smdk2416_uartcfgs)); - } static void __init smdk2416_machine_init(void) { s3c_i2c0_set_platdata(NULL); + s3c_fb_set_platdata(&smdk2416_fb_platdata); gpio_request(S3C2410_GPB(4), "USBHost Power"); gpio_direction_output(S3C2410_GPB(4), 1); + gpio_request(S3C2410_GPB(3), "Display Power"); + gpio_direction_output(S3C2410_GPB(3), 1); + + gpio_request(S3C2410_GPB(1), "Display Reset"); + gpio_direction_output(S3C2410_GPB(1), 1); + platform_add_devices(smdk2416_devices, ARRAY_SIZE(smdk2416_devices)); smdk_machine_init(); } diff --git a/arch/arm/mach-s3c2416/s3c2416.c b/arch/arm/mach-s3c2416/s3c2416.c index 3bff05745d0b..35dabccd0ac2 100644 --- a/arch/arm/mach-s3c2416/s3c2416.c +++ b/arch/arm/mach-s3c2416/s3c2416.c @@ -90,6 +90,8 @@ int __init s3c2416_init(void) s3c_i2c0_setname("s3c2440-i2c"); s3c_i2c1_setname("s3c2440-i2c"); + s3c_device_fb.name = "s3c2443-fb"; + return sysdev_register(&s3c2416_sysdev); } |