On pią, 2015-01-02 at 17:11 +0100, Javier Martinez Canillas wrote: > Many Exynos devices have a display panel. Most of them just have > a simple panel while others have more complex configurations that > requires an embedded DisplayPort (eDP) to LVDS bridges. > > This patch enables the following features to be built in the kernel > image to support both setups: > > - Direct Rendering Manager (DRM) > - DRM bridge registration and lookup framework > - Parade ps8622/ps8625 eDP/LVDS bridge > - NXP ptn3460 eDP/LVDS bridge > - Exynos Fully Interactive Mobile Display controller (FIMD) > - Panel registration and lookup framework > - Simple panels > - Backlight & LCD device support > > Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx> > Tested-by: Kevin Hilman <khilman@xxxxxxxxxx> > Signed-off-by: Kukjin Kim <kgene.kim@xxxxxxxxxxx> > --- > > Hello Kukjin, > > You dropped this patch since exynos drm was causing boot hangs on some > platforms but the fix for that issue is already in linux-next (commit: > f1e9203 clk: samsung: Fix Exynos 5420 pinctrl setup and clock disable > failure due to domain being gated) so I think it makes sense to enable > the display options again. I think these issues were unrelated to each other. DRM was disabled because of infinite deferred probing of DRM components. I saw Inki was sending some patches for it but I am not sure if they were merged. Best regards, Krzysztof > > NOTE: Display panel is still not working since patch "arm: dts: Exynos5: > Use pmu_system_controller phandle for dp phy" is needed [0] but I think > we should enable display options to catch the regressions easier. > > Best regards, > Javier > > [0]: https://lkml.org/lkml/2014/11/24/10 > > arch/arm/configs/exynos_defconfig | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig > index 22beed3..27cdd52 100644 > --- a/arch/arm/configs/exynos_defconfig > +++ b/arch/arm/configs/exynos_defconfig > @@ -111,11 +111,26 @@ CONFIG_REGULATOR_S2MPA01=y > CONFIG_REGULATOR_S2MPS11=y > CONFIG_REGULATOR_S5M8767=y > CONFIG_REGULATOR_TPS65090=y > +CONFIG_DRM=y > +CONFIG_DRM_BRIDGE=y > +CONFIG_DRM_PTN3460=y > +CONFIG_DRM_PS8622=y > +CONFIG_DRM_EXYNOS=y > +CONFIG_DRM_EXYNOS_FIMD=y > +CONFIG_DRM_EXYNOS_DP=y > +CONFIG_DRM_PANEL=y > +CONFIG_DRM_PANEL_SIMPLE=y > CONFIG_FB=y > CONFIG_FB_MODE_HELPERS=y > CONFIG_FB_SIMPLE=y > CONFIG_EXYNOS_VIDEO=y > CONFIG_EXYNOS_MIPI_DSI=y > +CONFIG_BACKLIGHT_LCD_SUPPORT=y > +CONFIG_LCD_CLASS_DEVICE=y > +CONFIG_LCD_PLATFORM=y > +CONFIG_BACKLIGHT_CLASS_DEVICE=y > +CONFIG_BACKLIGHT_GENERIC=y > +CONFIG_BACKLIGHT_PWM=y > CONFIG_FRAMEBUFFER_CONSOLE=y > CONFIG_FONTS=y > CONFIG_FONT_7x14=y -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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