linux-kernel - Re: [PATCH 3/4] arm64: dts: qcom: sm8450: Add SDHCI2

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Date:   Thu, 14 Jul 2022 13:13:53 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...ainline.org>,
        ~postmarketos/upstreaming@...ts.sr.ht
Cc:     martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org, jamipkettunen@...ainline.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] arm64: dts: qcom: sm8450: Add SDHCI2

On 13/07/2022 22:10, Konrad Dybcio wrote:
> Add and configure the SDHCI host responsible for (mostly) SD Card and
> its corresponding pins' sleep states.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8450.dtsi | 59 ++++++++++++++++++++++++++++
>  1 file changed, 59 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> index 09e7587de0de..daea2fe7f83d 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> @@ -2355,6 +2355,26 @@ tlmm: pinctrl@...0000 {
>  			gpio-ranges = <&tlmm 0 0 211>;
>  			wakeup-parent = <&pdc>;
>  
> +			sdc2_sleep_state: sdc2-sleep {
> +				clk {
> +					pins = "sdc2_clk";
> +					drive-strength = <2>;
> +					bias-disable;
> +				};
> +
> +				cmd {
> +					pins = "sdc2_cmd";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +
> +				data {
> +					pins = "sdc2_data";
> +					drive-strength = <2>;
> +					bias-pull-up;
> +				};
> +			};
> +
>  			pcie0_default_state: pcie0-default-state {
>  				perst {
>  					pins = "gpio94";
> @@ -3101,6 +3121,45 @@ ufs_mem_phy_lanes: phy@...7400 {
>  			};
>  		};
>  
> +		sdhc_2: sdhci@...4000 {
> +			compatible = "qcom,sm8450-sdhci", "qcom,sdhci-msm-v5";
> +			reg = <0 0x08804000 0 0x1000>;
> +
> +			interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "hc_irq", "pwr_irq";
> +
> +			clocks = <&gcc GCC_SDCC2_AHB_CLK>,
> +				 <&gcc GCC_SDCC2_APPS_CLK>,
> +				 <&rpmhcc RPMH_CXO_CLK>;
> +			clock-names = "iface", "core", "xo";
> +			resets = <&gcc GCC_SDCC2_BCR>;
> +			interconnects = <&aggre2_noc MASTER_SDCC_2 0 &mc_virt SLAVE_EBI1 0>,
> +					<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_SDCC_2 0>;
> +			interconnect-names = "sdhc-ddr","cpu-sdhc";
> +			iommus = <&apps_smmu 0x4a0 0x0>;
> +			power-domains = <&rpmhpd SM8450_CX>;
> +			operating-points-v2 = <&sdhc2_opp_table>;
> +			bus-width = <4>;
> +			dma-coherent;
> +
> +			status = "disabled";
> +
> +			sdhc2_opp_table: sdhc2-opp-table {

This does not match the bindings. Just "opp-table".


Best regards,
Krzysztof