| Jonghun Han | e61b170 | 2011-07-21 15:46:26 +0900 | [diff] [blame^] | 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 | |
| 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 | } |