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Date: Tue, 19 Sep 2023 14:29:57 +0200
From: Shawn Guo <shawnguo@kernel.org>
To: Tim Harvey <tharvey@gateworks.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>
Subject: Re: [PATCH] arm64: dts: imx8mp: add imx8mp-venice-gw74xx-imx219
 overlay for rpi v2 camera
Message-ID: <20230919122956.GD11740@T480>
References: <20230711221518.2127861-1-tharvey@gateworks.com>
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In-Reply-To: <20230711221518.2127861-1-tharvey@gateworks.com>
User-Agent: Mutt/1.9.4 (2018-02-28)

On Tue, Jul 11, 2023 at 03:15:18PM -0700, Tim Harvey wrote:
> Add support for the RaspberryPi Camera v2 which is an IMX219 8MP module:
>  - https://datasheets.raspberrypi.com/camera/camera-v2-schematics.pdf
>  - has its own on-board 24MHz osc so no clock required from baseboard
>  - pin 11 enables 1.8V and 2.8V LDO which is connected to
>    GW74xx MIPI_GPIO4 (IMX8MP GPIO1_IO4) so we use this as a gpio
> 
> Support is added via a device-tree overlay.
> 
> The IMX219 supports RAW8/RAW10 image formats.
> 
> Example configuration:
> media-ctl -l "'imx219 3-0010':0->'csis-32e40000.csi':0[1]"
> media-ctl -v -V "'imx219 3-0010':0 [fmt:SRGGB8/640x480 field:none]"
> media-ctl -v -V "'crossbar':0 [fmt:SRGGB8/640x480 field:none]"
> media-ctl -v -V "'mxc_isi.0':0 [fmt:SRGGB8/640x480 field:none]"
> v4l2-ctl --set-fmt-video=width=640,height=480,pixelformat=RGGB
> v4l2-ctl --stream-mmap --stream-to=frame.raw --stream-count=1
> convert -size 640x480 -depth 8 gray:frame.raw frame.png
> gst-launch-1.0 v4l2src ! \
>   video/x-bayer,format=rggb,width=640,height=480,framerate=10/1 ! \
>   bayer2rgb ! fbdevsink
> 
> Signed-off-by: Tim Harvey <tharvey@gateworks.com>

Applied, thanks!