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| author | Pawel Osciak <p.osciak@samsung.com> | 2009-11-17 08:41:19 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-12-01 01:33:16 +0000 |
| commit | edd6e3f89d7fe245149669400bd213140c16d6e4 (patch) | |
| tree | fd738a20b916fbe90e341a260b791601278a4f57 /arch/arm/plat-s5pc1xx | |
| parent | d7ab33a0b3511e3d738a7b52f20ee83daede4465 (diff) | |
| download | kernel_samsung_aries-edd6e3f89d7fe245149669400bd213140c16d6e4.zip kernel_samsung_aries-edd6e3f89d7fe245149669400bd213140c16d6e4.tar.gz kernel_samsung_aries-edd6e3f89d7fe245149669400bd213140c16d6e4.tar.bz2 | |
ARM: S5PC1xx: add platform helpers for s3c-fb device
Samsung S5PC100 has LCD-controller compatible with the one known from
previous SoCs series. Add required platform setup and support code that
it can be used with s3c-fb driver.
Signed-off-by: Pawel Osciak <p.osciak@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s5pc1xx')
| -rw-r--r-- | arch/arm/plat-s5pc1xx/Kconfig | 5 | ||||
| -rw-r--r-- | arch/arm/plat-s5pc1xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-s5pc1xx/setup-fb-24bpp.c | 49 |
3 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/plat-s5pc1xx/Kconfig b/arch/arm/plat-s5pc1xx/Kconfig index 86edd27..6ac48a6 100644 --- a/arch/arm/plat-s5pc1xx/Kconfig +++ b/arch/arm/plat-s5pc1xx/Kconfig @@ -37,6 +37,11 @@ config CPU_S5PC100_CLOCK # platform specific device setup +config S5PC1XX_SETUP_FB_24BPP + bool + help + Common setup code for S5PC1XX with an 24bpp RGB display helper. + config S5PC100_SETUP_I2C0 bool default y diff --git a/arch/arm/plat-s5pc1xx/Makefile b/arch/arm/plat-s5pc1xx/Makefile index e860813..3d2ac71 100644 --- a/arch/arm/plat-s5pc1xx/Makefile +++ b/arch/arm/plat-s5pc1xx/Makefile @@ -25,5 +25,6 @@ obj-$(CONFIG_CPU_S5PC100_CLOCK) += s5pc100-clock.o # Device setup obj-$(CONFIG_S5P_GPIO_CFG_S5PC1XX) += gpio-config.o +obj-$(CONFIG_S5PC1XX_SETUP_FB_24BPP) += setup-fb-24bpp.o obj-$(CONFIG_S5PC100_SETUP_I2C0) += setup-i2c0.o obj-$(CONFIG_S5PC100_SETUP_I2C1) += setup-i2c1.o diff --git a/arch/arm/plat-s5pc1xx/setup-fb-24bpp.c b/arch/arm/plat-s5pc1xx/setup-fb-24bpp.c new file mode 100644 index 0000000..1a63768 --- /dev/null +++ b/arch/arm/plat-s5pc1xx/setup-fb-24bpp.c @@ -0,0 +1,49 @@ +/* + * linux/arch/arm/plat-s5pc100/setup-fb-24bpp.c + * + * Copyright 2009 Samsung Electronics + * + * Base S5PC1XX setup information for 24bpp LCD framebuffer + * + * 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/kernel.h> +#include <linux/types.h> +#include <linux/fb.h> +#include <linux/gpio.h> + +#include <mach/regs-fb.h> +#include <mach/map.h> +#include <plat/fb.h> +#include <plat/gpio-cfg.h> +#include <plat/gpio-cfg-s5pc1xx.h> + +#define DISR_OFFSET 0x7008 + +void s5pc100_fb_gpio_setup_24bpp(void) +{ + unsigned int gpio = 0; + + for (gpio = S5PC100_GPF0(0); gpio <= S5PC100_GPF0(7); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + for (gpio = S5PC100_GPF1(0); gpio <= S5PC100_GPF1(7); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + for (gpio = S5PC100_GPF2(0); gpio <= S5PC100_GPF2(7); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + for (gpio = S5PC100_GPF3(0); gpio <= S5PC100_GPF3(3); gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } +} |