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| author | Donghwa Lee <dh09.lee@samsung.com> | 2012-07-02 01:15:53 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:24 +0200 |
| commit | 46524beb4a451b7fdb172afaa1468b5300aa7cbf (patch) | |
| tree | 88f12f75f897a83fe109ff0c04a73e58fef763e1 /arch/arm/cpu | |
| parent | 2c5cd25cf9d7a79c9e5369115698e643e56e6f77 (diff) | |
| download | u-boot-imx-46524beb4a451b7fdb172afaa1468b5300aa7cbf.zip u-boot-imx-46524beb4a451b7fdb172afaa1468b5300aa7cbf.tar.gz u-boot-imx-46524beb4a451b7fdb172afaa1468b5300aa7cbf.tar.bz2 | |
EXYNOS5: support display system register control
This patch supports display block system regisger control.
Signed-off-by: Donghwa Lee <dh09.lee@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/system.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/system.c b/arch/arm/cpu/armv7/exynos/system.c index 4426611..8424c57 100644 --- a/arch/arm/cpu/armv7/exynos/system.c +++ b/arch/arm/cpu/armv7/exynos/system.c @@ -62,8 +62,26 @@ static void exynos4_set_system_display(void) writel(cfg, &sysreg->display_ctrl); } +static void exynos5_set_system_display(void) +{ + struct exynos5_sysreg *sysreg = + (struct exynos5_sysreg *)samsung_get_base_sysreg(); + unsigned int cfg = 0; + + /* + * system register path set + * 0: MIE/MDNIE + * 1: FIMD Bypass + */ + cfg = readl(&sysreg->disp1blk_cfg); + cfg |= (1 << 15); + writel(cfg, &sysreg->disp1blk_cfg); +} + void set_system_display_ctrl(void) { if (cpu_is_exynos4()) exynos4_set_system_display(); + else + exynos5_set_system_display(); } |