diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2011-10-03 09:16:53 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-10-04 12:57:29 +0900 |
| commit | 3c76669998905afe2f8dd3f9a95c9936aaf9c4ff (patch) | |
| tree | 9e132369254c6ee17bdfa70a2886cac7d2f8be84 /arch | |
| parent | 9421a76d2bfec62b89b395033d03eea44bb2a4ac (diff) | |
ARM: EXYNOS4: Add HPD and PD support for HDMI on ORIGEN
This patch adds hot plug detection(HPD) and power domain(PD)
support for HDMI on ORIGEN board.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-exynos4/mach-origen.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c index 349e2977b2e..18909cf6c07 100644 --- a/arch/arm/mach-exynos4/mach-origen.c +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -600,6 +600,7 @@ static struct platform_device *origen_devices[] __initdata = { &s5p_device_i2c_hdmiphy, &s5p_device_mixer, &exynos4_device_pd[PD_LCD0], + &exynos4_device_pd[PD_TV], &origen_device_gpiokeys, &origen_lcd_hv070wsa, }; @@ -615,6 +616,14 @@ static struct platform_pwm_backlight_data origen_bl_data = { .pwm_period_ns = 1000, }; +static void s5p_tv_setup(void) +{ + /* Direct HPD to HDMI chip */ + gpio_request_one(EXYNOS4_GPX3(7), GPIOF_IN, "hpd-plug"); + s3c_gpio_cfgpin(EXYNOS4_GPX3(7), S3C_GPIO_SFN(0x3)); + s3c_gpio_setpull(EXYNOS4_GPX3(7), S3C_GPIO_PULL_NONE); +} + static void __init origen_map_io(void) { s5p_init_io(NULL, 0, S5P_VA_CHIPID); @@ -646,6 +655,7 @@ static void __init origen_machine_init(void) origen_ehci_init(); clk_xusbxti.rate = 24000000; + s5p_tv_setup(); s5p_i2c_hdmiphy_set_platdata(NULL); s5p_fimd0_set_platdata(&origen_lcd_pdata); @@ -653,6 +663,9 @@ static void __init origen_machine_init(void) platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices)); s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev; + s5p_device_hdmi.dev.parent = &exynos4_device_pd[PD_TV].dev; + s5p_device_mixer.dev.parent = &exynos4_device_pd[PD_TV].dev; + samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data); } |