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From:   Fabio Estevam <festevam@gmail.com>
Date:   Thu, 20 Aug 2020 01:11:28 -0300
Message-ID: <CAOMZO5Dg5NGpJ0SQkYny04Kv3ky0619J7YwT-0eE1dsK19o1-w@mail.gmail.com>
Subject: Re: [PATCH v1 3/3] arm64: defconfig: Enable imx8mq-librem5-devkit
 display stack
To:     =?UTF-8?Q?Guido_G=C3=BCnther?= <agx@sigxcpu.org>
Cc:     Rob Herring <robh+dt@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        NXP Linux Team <linux-imx@nxp.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Martin Kepplinger <martink@posteo.de>,
        "Angus Ainslie (Purism)" <angus@akkea.ca>,
        Anson Huang <Anson.Huang@nxp.com>, Peng Fan <peng.fan@nxp.com>,
        Dong Aisheng <aisheng.dong@nxp.com>,
        Leonard Crestez <leonard.crestez@nxp.com>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Lucas Stach <l.stach@pengutronix.de>,
        Andrey Smirnov <andrew.smirnov@gmail.com>,
        Li Jun <jun.li@nxp.com>,
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        Michael Walle <michael@walle.cc>,
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Hi Guido,

On Wed, Jul 29, 2020 at 9:19 AM Guido G=C3=BCnther <agx@sigxcpu.org> wrote:
>
> Enable the panel, NWL DSI host controller and dphy. This
> also needs the reset controller.
>
> Signed-off-by: Guido G=C3=BCnther <agx@sigxcpu.org>
> ---
>  arch/arm64/configs/defconfig | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index e0f33826819f..608019f6408d 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -640,10 +640,12 @@ CONFIG_DRM_MSM=3Dm
>  CONFIG_DRM_TEGRA=3Dm
>  CONFIG_DRM_PANEL_LVDS=3Dm
>  CONFIG_DRM_PANEL_SIMPLE=3Dm
> -CONFIG_DRM_SIMPLE_BRIDGE=3Dm
> +CONFIG_DRM_PANEL_SITRONIX_ST7703=3Dm
>  CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA=3Dm
>  CONFIG_DRM_DISPLAY_CONNECTOR=3Dm
> +CONFIG_DRM_NWL_MIPI_DSI=3Dm
>  CONFIG_DRM_SII902X=3Dm
> +CONFIG_DRM_SIMPLE_BRIDGE=3Dm

One nit: I suppose the CONFIG_DRM_SIMPLE_BRIDGE=3Dm move comes from a
defconfig re-sync.

Maybe this re-sync could be part of a separate patch?

Thanks for adding these options to the defconfig so that we could have
MIPI DSI working by default on i.MX8M:

Reviewed-by: Fabio Estevam <festevam@gmail.com>