linux-kernel - Re: [PATCH v2] arm64: dts: rockchip: add missing definition of pmu io domains 1 and 2 on ringneck

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Message-ID: <3388688.6M6d0yLqnL@diego>
Date: Mon, 22 Jan 2024 14:09:40 +0100
From: Heiko Stübner <heiko@...ech.de>
To: "robh+dt@...nel.org" <robh+dt@...nel.org>,
 "krzysztof.kozlowski+dt@...aro.org" <krzysztof.kozlowski+dt@...aro.org>,
 "conor+dt@...nel.org" <conor+dt@...nel.org>,
 "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
 "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>,
 "linux-rockchip@...ts.infradead.org" <linux-rockchip@...ts.infradead.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 Iskander Amara <iskander.amara@...obroma-systems.com>
Cc: Quentin Schulz <quentin.schulz@...obroma-systems.com>
Subject:
 Re: [PATCH v2] arm64: dts: rockchip: add missing definition of pmu io domains
 1 and 2 on ringneck

Hi Iskander,

Am Montag, 22. Januar 2024, 13:17:50 CET schrieb Iskander Amara:
> Dear Ladies and Gentlemen,
> Is there any feedback about the patch below that you would like to share?

no feedback, change looks good.

I was mainly waiting for the merge-window to close, so that
I can get a nice 6.8-rc1 as base :-)

Heiko

> ________________________________
> From: Iskander Amara <iskander.amara@...obroma-systems.com>
> Sent: Wednesday, January 3, 2024 5:47 PM
> To: robh+dt@...nel.org <robh+dt@...nel.org>; krzysztof.kozlowski+dt@...aro.org <krzysztof.kozlowski+dt@...aro.org>; conor+dt@...nel.org <conor+dt@...nel.org>; heiko@...ech.de <heiko@...ech.de>; devicetree@...r.kernel.org <devicetree@...r.kernel.org>; linux-arm-kernel@...ts.infradead.org <linux-arm-kernel@...ts.infradead.org>; linux-rockchip@...ts.infradead.org <linux-rockchip@...ts.infradead.org>; linux-kernel@...r.kernel.org <linux-kernel@...r.kernel.org>
> Cc: Quentin Schulz <quentin.schulz@...obroma-systems.com>; Iskander Amara <iskander.amara@...obroma-systems.com>
> Subject: [PATCH v2] arm64: dts: rockchip: add missing definition of pmu io domains 1 and 2 on ringneck
> 
> Two pmuio domains on ringneck are not defined:
>         1- PMUIO1: supplied by vcc_3v3 regulator(PMIC RK809)
>         2- PMUIO2: supplied by vcc_3v3 regulator(PMIC RK809)
> 
> The reason why no functional effect was observed is because of that
> the above mentionned PMUIO domains were supplied by a regulator
> which is always on.
> 
> So let's add their definition in the dtsi.
> 
> Signed-off-by: Iskander Amara <iskander.amara@...obroma-systems.com>
> ---
> v2:
>         - Fix indentation
>  arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi b/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
> index 12397755830b..bb1aea82e666 100644
> --- a/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/px30-ringneck.dtsi
> @@ -347,6 +347,12 @@ pmic_int: pmic-int {
>          };
>  };
> 
> +&pmu_io_domains {
> +       pmuio1-supply = <&vcc_3v3>;
> +       pmuio2-supply = <&vcc_3v3>;
> +       status = "okay";
> +};
> +
>  &saradc {
>          vref-supply = <&vcc_1v8>;
>          status = "okay";
> --
> 2.34.1
> 
>