[PATCH] dt-bindings: display: synopsys, dw-hdmi: Mark ddc-i2c-bus as deprecated

[Neil Armstrong]

On 21/05/2024 14:29, Laurent Pinchart wrote:
> Hi Marek,
> 
> Thank you for the patch.
> 
> On Tue, May 21, 2024 at 12:40:47PM +0200, Marek Vasut wrote:
>> The ddc-i2c-bus property should be placed in connector node,
>> mark the HDMI TX side property as deprecated.
>>
>> Signed-off-by: Marek Vasut <marex at denx.de>
>> ---
>> Cc: Andrzej Hajda <andrzej.hajda at intel.com>
>> Cc: Conor Dooley <conor+dt at kernel.org>
>> Cc: Daniel Vetter <daniel at ffwll.ch>
>> Cc: David Airlie <airlied at gmail.com>
>> Cc: Fabio Estevam <festevam at gmail.com>
>> Cc: Jernej Skrabec <jernej.skrabec at gmail.com>
>> Cc: Jonas Karlman <jonas at kwiboo.se>
>> Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
>> Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
>> Cc: Liu Ying <victor.liu at nxp.com>
>> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
>> Cc: Mark Yao <markyao0591 at gmail.com>
>> Cc: Maxime Ripard <mripard at kernel.org>
>> Cc: Neil Armstrong <neil.armstrong at linaro.org>
>> Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
>> Cc: Philipp Zabel <p.zabel at pengutronix.de>
>> Cc: Rob Herring <robh at kernel.org>
>> Cc: Robert Foss <rfoss at kernel.org>
>> Cc: Sascha Hauer <s.hauer at pengutronix.de>
>> Cc: Shawn Guo <shawnguo at kernel.org>
>> Cc: Thomas Zimmermann <tzimmermann at suse.de>
>> Cc: devicetree at vger.kernel.org
>> Cc: dri-devel at lists.freedesktop.org
>> Cc: imx at lists.linux.dev
>> Cc: kernel at dh-electronics.com
>> Cc: linux-arm-kernel at lists.infradead.org
>> ---
>>   .../devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml     | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
>> index 828709a8ded26..d09a0bee54247 100644
>> --- a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
>> +++ b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
>> @@ -47,6 +47,7 @@ properties:
>>   
>>     ddc-i2c-bus:
>>       $ref: /schemas/types.yaml#/definitions/phandle
>> +    deprecated: true
>>       description:
>>         The HDMI DDC bus can be connected to either a system I2C master or the
>>         functionally-reduced I2C master contained in the DWC HDMI. When connected
> 
> How about adding an additional sentence here to explain what should be
> used instead ?
> 
>         to a system I2C master this property contains a phandle to that I2C
>         master controller.
> +
> +      This property is deprecated, the system I2C master controller should
> +      be referenced through the ddc-i2c-bus property of the HDMI connector
> +      node.
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>

With the additional sentence:
Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

>