linux-kernel - Re: [PATCH] dt-bindings: ti-serdes-mux: Add defines for SERDES4 in J784S4 SoC

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Message-ID: <ecbb6d34-e024-f6c6-5921-ba7bc6fe2e5e@ti.com>
Date:   Tue, 11 Jul 2023 11:25:18 +0530
From:   Jayesh Choudhary <j-choudhary@...com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        <peda@...ntia.se>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <s-vadapalli@...com>
Subject: Re: [PATCH] dt-bindings: ti-serdes-mux: Add defines for SERDES4 in
 J784S4 SoC

Hello Krzysztof,

On 10/07/23 17:11, Krzysztof Kozlowski wrote:
> On 10/07/2023 12:27, Jayesh Choudhary wrote:
>> SERDES4 has 4 lanes. Add lane definitions for it.
>>
>> Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
>> ---
>>   include/dt-bindings/mux/ti-serdes.h | 20 ++++++++++++++++++++
> 
> Where are the users of this binding constants? IOW, why do you need to
> add these?
> 
> I don't see users of existing constants either...
> 

These constants are propagated in the idle-state property for the
mux-controller node (named serdes_ln_ctrl) usually in the final
board dts files and occasionally in the main dtsi files for TI SoCs.

-Jayesh