netdev - RE: [PATCH v3 1/3] dt-bindings: can: nxp,sja1000: Document RZ/N1 power-domains support

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Message-ID: <OS0PR01MB592292E8BE619470F4C621A186799@OS0PR01MB5922.jpnprd01.prod.outlook.com>
Date:   Tue, 30 Aug 2022 17:47:41 +0000
From:   Biju Das <biju.das.jz@...renesas.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
CC:     "linux-can@...r.kernel.org" <linux-can@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>,
        "linux-renesas-soc@...r.kernel.org" 
        <linux-renesas-soc@...r.kernel.org>
Subject: RE: [PATCH v3 1/3] dt-bindings: can: nxp,sja1000: Document RZ/N1
 power-domains support

Hi Krzysztof Kozlowski,

Thanks for the feedback.

> Subject: Re: [PATCH v3 1/3] dt-bindings: can: nxp,sja1000: Document
> RZ/N1 power-domains support
> 
> On 30/08/2022 19:45, Biju Das wrote:
> > Document RZ/N1 power-domains support. Also update the example with
> > power-domains property.
> >
> > Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
> > ---
> > v3:
> >  * Documented power-domains support.
> 
> You made them required, so it would be nice to see reason in such
> change. The commit msg says only what you did, but not why you did it.

It is simple. As you see from [1] and [2] power-domains are enabled by default in RZ/N1 SoC.
So there is nothing prevent us to document this property for all IP's present in
RZ/N1 SoC.

[1]https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/clk/renesas/r9a06g032-clocks.c?h=v6.0-rc3&id=aad03a66f902e18bab612870261bde647fdbda2c

[2] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/soc/renesas?h=v6.0-rc3&id=14f11da778ff642142e9be18814815754c82d6c5

Cheers,
Biju