linux-kernel - Re: [PATCH v3 06/17] arm64: dts: mediatek: add pwrap support to mt8365 SoC

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Message-ID: <041248c0-ac27-4992-e824-556aadedaaf6@collabora.com>
Date:   Wed, 29 Mar 2023 15:19:33 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Alexandre Mergnat <amergnat@...libre.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chaotian Jing <chaotian.jing@...iatek.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Wenbin Mei <wenbin.mei@...iatek.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Zhiyong Tao <zhiyong.tao@...iatek.com>,
        Bernhard Rosenkränzer <bero@...libre.com>
Cc:     linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-mmc@...r.kernel.org,
        linux-gpio@...r.kernel.org,
        Alexandre Bailon <abailon@...libre.com>,
        Fabien Parent <fparent@...libre.com>,
        Amjad Ouled-Ameur <aouledameur@...libre.com>
Subject: Re: [PATCH v3 06/17] arm64: dts: mediatek: add pwrap support to
 mt8365 SoC

Il 29/03/23 10:54, Alexandre Mergnat ha scritto:
> In order to use the PMIC, the pwrap support should be added
> to allow communication between the SoC and the PMIC.
> 
> Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt8365.dtsi | 12 ++++++++++++
>   1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8365.dtsi b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
> index e018df6844f6..687011353f69 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8365.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
> @@ -186,6 +186,18 @@ apmixedsys: syscon@...0c000 {
>   			#clock-cells = <1>;
>   		};
>   
> +		pwrap: pwrap@...0d000 {
> +			compatible = "mediatek,mt8365-pwrap";
> +			reg = <0 0x1000d000 0 0x1000>;
> +			reg-names = "pwrap";
> +			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&infracfg CLK_IFR_PWRAP_SPI>,
> +				 <&infracfg CLK_IFR_PMIC_AP>,
> +				 <&infracfg CLK_IFR_PWRAP_SYS>,
> +				 <&infracfg CLK_IFR_PWRAP_TMR>;

I would prefer:

clocks = <&infracfg CLK_IFR_PWRAP_SPI>, <&infracfg CLK_IFR_PMIC_AP>,
	 <&infracfg CLK_IFR_PWRAP_SYS>, <&infracfg CLK_IFR_PWRAP_TMR>;

....but I'll leave this choice to you, as I don't have really strong opinions on
this one, so, with or without the proposed change, you still get my:

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>