linux_dsm_epyc7002/arch/arm/plat-s5pc1xx/setup-fb-24bpp.c
Pawel Osciak edd6e3f89d 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>
2009-12-01 01:33:16 +00:00

50 lines
1.3 KiB
C

/*
* 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);
}
}