linux-kernel - Re: [PATCH 2/4] dt-bindings: media: Document bindings for HDMI RX Controller

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Date: Thu, 22 Feb 2024 09:30:16 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Shreeya Patel <shreeya.patel@...labora.com>
Cc: heiko@...ech.de, mchehab@...nel.org, robh@...nel.org,
 krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
 mturquette@...libre.com, sboyd@...nel.org, p.zabel@...gutronix.de,
 jose.abreu@...opsys.com, nelson.costa@...opsys.com,
 dmitry.osipenko@...labora.com, sebastian.reichel@...labora.com,
 shawn.wen@...k-chips.com, kernel@...labora.com,
 linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org, linux-clk@...r.kernel.org,
 linux-dt@...r.kernel.org, linux-arm@...ts.infradead.org
Subject: Re: [PATCH 2/4] dt-bindings: media: Document bindings for HDMI RX
 Controller

On 21/02/2024 21:55, Shreeya Patel wrote:
>>> +  - hdmirx-5v-detection-gpios
>>> +
>>> +additionalProperties: false
>>> +
>>> +examples:
>>> +  - |
>>> +    #include <dt-bindings/clock/rockchip,rk3588-cru.h>
>>> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
>>> +    #include <dt-bindings/interrupt-controller/irq.h>
>>> +    #include <dt-bindings/power/rk3588-power.h>
>>> +    #include <dt-bindings/reset/rockchip,rk3588-cru.h>
>>> +    hdmirx_ctrler: hdmirx-controller@...e0000 {
>>
>> What is hdmirx-controller? Isn't this just hdmi@?
>>
> 
> Writing just hdmi would imply hdmi output I think so that name
> will not be appropriate here.
> 
>> Node names should be generic. See also an explanation and list of
>> examples (not exhaustive) in DT specification:
>> https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation
>>
> 
> This documentation doesn't have any generic name for HDMI INPUT
> but maybe we can use the name hdmi-receiver like some other existing
> binding has it here :-
> Documentation/devicetree/bindings/media/i2c/tda1997x.txt

Yes, it is fine. You did not respond to other comments, so I assume you
agree with them.

Best regards,
Krzysztof