linux-kernel - Re: [PATCH 2/2] arm64: dts: mediatek: mt8195: add pwm node

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Message-ID: <20220701072500.3rgvscnulhjmjhb6@pengutronix.de>
Date:   Fri, 1 Jul 2022 09:25:00 +0200
From:   Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To:     Fabien Parent <fparent@...libre.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pwm@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: mediatek: mt8195: add pwm node

Hello,

On Tue, May 31, 2022 at 01:45:44PM +0200, Fabien Parent wrote:
> MT8195's PWM IP has 4 PWM blocks.
> 
> Signed-off-by: Fabien Parent <fparent@...libre.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt8195.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> index d076a376bdcc..366543f27a99 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> @@ -367,6 +367,21 @@ pwrap: pwrap@...24000 {
>  			assigned-clock-parents = <&topckgen CLK_TOP_ULPOSC1_D10>;
>  		};
>  
> +		pwm0: pwm@...48000 {
> +			compatible = "mediatek,mt8195-pwm",
> +				     "mediatek,mt8183-pwm";
> +			reg = <0 0x10048000 0 0x1000>;
> +			#pwm-cells = <2>;
> +			clocks = <&infracfg_ao CLK_INFRA_AO_PWM_H>,
> +				 <&infracfg_ao CLK_INFRA_AO_PWM>,
> +				 <&infracfg_ao CLK_INFRA_AO_PWM1>,
> +				 <&infracfg_ao CLK_INFRA_AO_PWM2>,
> +				 <&infracfg_ao CLK_INFRA_AO_PWM3>,
> +				 <&infracfg_ao CLK_INFRA_AO_PWM4>;
> +			clock-names = "top", "main", "pwm1", "pwm2", "pwm3",
> +				      "pwm4";
> +		};
> +

I wonder why will pick up this patch? Will patch 1 then go the same
path, or is that one supposed to go via the pwm tree?

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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