linux-kernel - Re: [PATCH 4/6] arm64: dts: qcom: msm8976: Declare and use SDC1 pins

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Message-ID: <60a40ace-d4e9-df74-88f9-4354d80efaac@linaro.org>
Date:   Thu, 15 Dec 2022 14:19:41 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Marijn Suijten <marijn.suijten@...ainline.org>,
        phone-devel@...r.kernel.org, Bjorn Andersson <andersson@...nel.org>
Cc:     ~postmarketos/upstreaming@...ts.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Luca Weiss <luca@...tu.xyz>,
        Adam Skladowski <a39.skl@...il.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/6] arm64: dts: qcom: msm8976: Declare and use SDC1 pins



On 15.12.2022 00:20, Marijn Suijten wrote:
> Add the pinctrl states for SDC1 and use them on sdhc_1.
> 
> Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
> ---
>  arch/arm64/boot/dts/qcom/msm8976.dtsi | 55 +++++++++++++++++++++++++++
>  1 file changed, 55 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> index 05dcb30b0779..7d4c7548882c 100644
> --- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> @@ -508,6 +508,56 @@ tlmm: pinctrl@...0000 {
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
>  
> +			sdc1_off_state: sdc1-off-state {
> +				clk-pins {
> +					pins = "sdc1_clk";
> +					drive-strength = <2>;
> +					bias-disable;
> +				};
> +
> +				cmd-pins {
> +					pins = "sdc1_cmd";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +
> +				data-pins {
> +					pins = "sdc1_data";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +
> +				rclk-pins {
> +					pins = "sdc1_rclk";
> +					bias-pull-down;
> +				};
> +			};
> +
> +			sdc1_on_state: sdc1-on-state {
> +				clk-pins {
> +					pins = "sdc1_clk";
> +					drive-strength = <16>;
> +					bias-disable;
> +				};
> +
> +				cmd-pins {
> +					pins = "sdc1_cmd";
> +					drive-strength = <10>;
> +					bias-pull-up;
> +				};
> +
> +				data-pins {
> +					pins = "sdc1_data";
> +					drive-strength = <10>;
> +					bias-pull-up;
> +				};
> +
> +				rclk-pins {
> +					pins = "sdc1_rclk";
> +					bias-pull-down;
> +				};
> +			};
> +
>  			spi1_default: spi0-default-state {
>  				spi-pins {
>  					pins = "gpio0", "gpio1", "gpio3";
> @@ -680,6 +730,11 @@ sdhc_1: mmc@...4000 {
>  				 <&gcc GCC_SDCC1_APPS_CLK>,
>  				 <&rpmcc RPM_SMD_XO_CLK_SRC>;
>  			clock-names = "iface", "core", "xo";
> +
> +			pinctrl-0 = <&sdc1_on_state>;
> +			pinctrl-1 = <&sdc1_off_state>;
> +			pinctrl-names = "default", "sleep";
pinctrl-names usually goes before pinctrl-N

Konrad
> +
>  			status = "disabled";
>  		};
>