1 /* linux/arch/arm/mach-exynos4/setup-fimd0.c
2 *
3 * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
5 *
6 * Base Exynos4 FIMD 0 configuration
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/fb.h>
14 #include <linux/gpio.h>
15
16 #include <plat/gpio-cfg.h>
17 #include <plat/regs-fb-v4.h>
18
19 #include <mach/map.h>
20
exynos4_fimd0_gpio_setup_24bpp(void)21 void exynos4_fimd0_gpio_setup_24bpp(void)
22 {
23 unsigned int reg;
24
25 s3c_gpio_cfgrange_nopull(EXYNOS4_GPF0(0), 8, S3C_GPIO_SFN(2));
26 s3c_gpio_cfgrange_nopull(EXYNOS4_GPF1(0), 8, S3C_GPIO_SFN(2));
27 s3c_gpio_cfgrange_nopull(EXYNOS4_GPF2(0), 8, S3C_GPIO_SFN(2));
28 s3c_gpio_cfgrange_nopull(EXYNOS4_GPF3(0), 4, S3C_GPIO_SFN(2));
29
30 /*
31 * Set DISPLAY_CONTROL register for Display path selection.
32 *
33 * DISPLAY_CONTROL[1:0]
34 * ---------------------
35 * 00 | MIE
36 * 01 | MDINE
37 * 10 | FIMD : selected
38 * 11 | FIMD
39 */
40 reg = __raw_readl(S3C_VA_SYS + 0x0210);
41 reg |= (1 << 1);
42 __raw_writel(reg, S3C_VA_SYS + 0x0210);
43 }
44