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From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
To: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Cc: Kukjin Kim <kgene.kim@samsung.com>, Doug Anderson <dianders@chromium.org>,
        Olof Johansson <olof@lixom.net>, Kevin Hilman <khilman@linaro.org>,
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        linux-samsung-soc@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/1] ARM: exynos_defconfig: Enable options for display
 panel support
Date: Mon, 25 Aug 2014 13:43:30 +0200
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Hi,

On Monday, August 25, 2014 10:45:36 AM 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 suport 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@collabora.co.uk>
> Tested-by: Kevin Hilman <khilman@linaro.org>

Could you please also do corresponding update to multi_v7_defconfig?

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

> ---
> 
> Changes since v1:
>  - Forgot to enable ptn3460 eDP/LVDS bridge config option
>    which is used for some boards (e.g: Exynos5250 Snow).
> 
>  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 676c744..d6d1f7c 100644
> --- a/arch/arm/configs/exynos_defconfig
> +++ b/arch/arm/configs/exynos_defconfig
> @@ -101,11 +101,26 @@ 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