linux-kernel - Re: [PATCH 2/3] arm64: dts: qcom: sm6375: Add SDHCI2

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Message-ID: <805126e9-5e71-c44e-d586-8c687ef02357@linaro.org>
Date:   Wed, 9 Nov 2022 15:35:53 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, andersson@...nel.org,
        agross@...nel.org
Cc:     patches@...aro.org, Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] arm64: dts: qcom: sm6375: Add SDHCI2

On 09/11/2022 15:26, Konrad Dybcio wrote:
> Configure the second SDHCI bus controller, which usually the
> interface used for SD cards.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sm6375.dtsi | 82 ++++++++++++++++++++++++++++
>  1 file changed, 82 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi
> index 6adffd927a8e..483202e60cd7 100644
> --- a/arch/arm64/boot/dts/qcom/sm6375.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi
> @@ -540,6 +540,46 @@ tlmm: pinctrl@...000 {
>  			#interrupt-cells = <2>;
>  			#gpio-cells = <2>;
>  
> +			sdc2_off_state: sdc2-off-state {
> +				clk-pins {
> +					pins = "sdc2_clk";
> +					drive-strength = <2>;
> +					bias-disable;
> +				};
> +
> +				cmd-pins {
> +					pins = "sdc2_cmd";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +
> +				data-pins {
> +					pins = "sdc2_data";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +			};
> +
> +			sdc2_on_state: sdc2-on-state {
> +				clk-pins {
> +					pins = "sdc2_clk";
> +					drive-strength = <16>;
> +					bias-disable;
> +				};
> +
> +				cmd-pins {
> +					pins = "sdc2_cmd";
> +					drive-strength = <10>;
> +					bias-pull-up;
> +				};
> +
> +				data-pins {
> +					pins = "sdc2_data";
> +					drive-strength = <10>;
> +					bias-pull-up;
> +				};
> +			};
> +
>  			qup_i2c0_default: qup-i2c0-default-state {
>  				pins = "gpio0", "gpio1";
>  				function = "qup00";
> @@ -630,6 +670,48 @@ rpm_msg_ram: sram@...0000 {
>  			reg = <0 0x045f0000 0 0x7000>;
>  		};
>  
> +		sdhc_2: sdhci@...4000 {

Node name: mmc

> +			compatible = "qcom,sm6375-sdhci", "qcom,sdhci-msm-v5";
> +			reg = <0 0x04784000 0 0x1000>;
> +

Best regards,
Krzysztof