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From:   Richard Leitner <richard.leitner@linux.dev>
To:     Lucas Stach <l.stach@pengutronix.de>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Marek Vasut <marex@denx.de>,
        Neil Armstrong <neil.armstrong@linaro.org>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        devicetree@vger.kernel.org, Liu Ying <victor.liu@nxp.com>,
        dri-devel@lists.freedesktop.org,
        Robert Foss <robert.foss@linaro.org>,
        patchwork-lst@pengutronix.de, NXP Linux Team <linux-imx@nxp.com>,
        Andrzej Hajda <andrzej.hajda@intel.com>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Subject: Re: [PATCH v2 4/4] drm/bridge: imx: add driver for HDMI TX Parallel
 Video Interface
Message-ID: <20230307125821.GA722857@g0hl1n.net>
References: <20221216210742.3233382-1-l.stach@pengutronix.de>
 <20221216210742.3233382-4-l.stach@pengutronix.de>
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Hi Lucas,

hope I got the latest version of this series. If not, please feel free
to point me to the correct one.

On Fri, Dec 16, 2022 at 10:07:42PM +0100, Lucas Stach wrote:
> This IP block is found in the HDMI subsystem of the i.MX8MP SoC. It has a
> full timing generator and can switch between different video sources. On
> the i.MX8MP however the only supported source is the LCDIF. The block
> just needs to be powered up and told about the polarity of the video
> sync signals to act in bypass mode.
> 
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
> Tested-by: Marek Vasut <marex@denx.de>

I've successfully tested this patch on our custom i.MX8MP board. The
test case was basically "cat /dev/urandom > /dev/fb1" with a 800x480
HDMI display.

Therefore please feel free to add:

Tested-by: Richard Leitner <richard.leitner@skidata.com>

> ---
>  drivers/gpu/drm/bridge/imx/Kconfig           |   7 +
>  drivers/gpu/drm/bridge/imx/Makefile          |   1 +
>  drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c | 202 +++++++++++++++++++
>  3 files changed, 210 insertions(+)
>  create mode 100644 drivers/gpu/drm/bridge/imx/imx8mp-hdmi-pvi.c
>