1/* linux/arch/arm/plat-s5pv210/setup-fb-24bpp.c 2 * 3 * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. 4 * http://www.samsung.com/ 5 * 6 * Base s5pv210 setup information for 24bpp LCD framebuffer 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 */ 12 13#include <linux/kernel.h> 14#include <linux/types.h> 15#include <linux/fb.h> 16#include <linux/gpio.h> 17 18#include <mach/regs-fb.h> 19#include <mach/map.h> 20#include <plat/fb.h> 21#include <mach/regs-clock.h> 22#include <plat/gpio-cfg.h> 23 24void s5pv210_fb_gpio_setup_24bpp(void) 25{ 26 unsigned int gpio = 0; 27 28 for (gpio = S5PV210_GPF0(0); gpio <= S5PV210_GPF0(7); gpio++) { 29 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); 30 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); 31 s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); 32 } 33 34 for (gpio = S5PV210_GPF1(0); gpio <= S5PV210_GPF1(7); gpio++) { 35 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); 36 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); 37 s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); 38 } 39 40 for (gpio = S5PV210_GPF2(0); gpio <= S5PV210_GPF2(7); gpio++) { 41 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); 42 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); 43 s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); 44 } 45 46 for (gpio = S5PV210_GPF3(0); gpio <= S5PV210_GPF3(3); gpio++) { 47 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); 48 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); 49 s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); 50 } 51 52 /* Set DISPLAY_CONTROL register for Display path selection. 53 * 54 * ouput | RGB | I80 | ITU 55 * ----------------------------------- 56 * 00 | MIE | FIMD | FIMD 57 * 01 | MDNIE | MDNIE | FIMD 58 * 10 | FIMD | FIMD | FIMD 59 * 11 | FIMD | FIMD | FIMD 60 */ 61 writel(0x2, S5P_MDNIE_SEL); 62} 63