[PATCH] arm64: dts: imx8mp: Enable HDMI on i.MX8MP DHCOM PDK2 and PDK3

Marek Vasut marex at denx.de
Tue May 14 15:18:05 PDT 2024


On 5/14/24 2:53 PM, Rob Herring (Arm) wrote:
> 
> On Tue, 14 May 2024 03:06:42 +0200, Marek Vasut wrote:
>> Enable HDMI output on i.MX8MP DHCOM PDK2 and PDK3. The I2C5 on PDK2 and
>> I2C mux port 1 on PDK3 respectively are used in regular I2C mode instead
>> of HDMI DDC mode to permit connection of other I2C devices on those buses.
>> The pinctrl_hdmi node is part of the SoM DTSI already.
>>
>> Signed-off-by: Marek Vasut <marex at denx.de>
>> ---
>> Cc: Conor Dooley <conor+dt at kernel.org>
>> Cc: Fabio Estevam <festevam at gmail.com>
>> Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
>> Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
>> Cc: Rob Herring <robh at kernel.org>
>> Cc: Sascha Hauer <s.hauer at pengutronix.de>
>> Cc: Shawn Guo <shawnguo at kernel.org>
>> Cc: devicetree at vger.kernel.org
>> Cc: imx at lists.linux.dev
>> Cc: kernel at dh-electronics.com
>> Cc: linux-arm-kernel at lists.infradead.org
>> Cc: linux-kernel at vger.kernel.org
>> ---
>>   .../boot/dts/freescale/imx8mp-dhcom-pdk2.dts  | 39 +++++++++++++++++++
>>   .../boot/dts/freescale/imx8mp-dhcom-pdk3.dts  | 39 +++++++++++++++++++
>>   2 files changed, 78 insertions(+)
>>
> 
> 
> My bot found new DTB warnings on the .dts files added or changed in this
> series.
> 
> Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings
> are fixed by another series. Ultimately, it is up to the platform
> maintainer whether these warnings are acceptable or not. No need to reply
> unless the platform maintainer has comments.
> 
> If you already ran DT checks and didn't see these error(s), then
> make sure dt-schema is up to date:
> 
>    pip3 install dtschema --upgrade
> 
> 
> New warnings running 'make CHECK_DTBS=y freescale/imx8mp-dhcom-pdk2.dtb freescale/imx8mp-dhcom-pdk3.dtb' for 20240514010706.245874-1-marex at denx.de:
> 
> arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dtb: hdmi at 32fd8000: Unevaluated properties are not allowed ('ddc-i2c-bus' was unexpected)
> 	from schema $id: http://devicetree.org/schemas/display/bridge/fsl,imx8mp-hdmi-tx.yaml#
> arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dtb: hdmi at 32fd8000: Unevaluated properties are not allowed ('ddc-i2c-bus' was unexpected)
> 	from schema $id: http://devicetree.org/schemas/display/bridge/fsl,imx8mp-hdmi-tx.yaml#

Should be fixed in:
[PATCH] dt-bindings: display: synopsys,dw-hdmi: Document ddc-i2c-bus in core



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