Re: [PATCH v2] arm64: dts: qcom: sc8280xp: Add SDC2 and enable on CRD

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On 18.05.2023 01:52, Bjorn Andersson wrote:
> The CRD has Micro SD slot, introduce the necessary DeviceTree nodes for
> enabling this.
> 
> Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
> ---
> 
> Changes since v1:
> - Order of pinctr-N and pinctrl-names
> - Reset GCC_SDCC2_BCR and not sdc4
b4 diff 20230517235217.1728548-1-quic_bjorande@xxxxxxxxxxx also reveals:

- move cd-gpios
- add interconnect OPP properties

nevertheless:

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad

> 
>  arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 81 +++++++++++++++++++++++
>  arch/arm64/boot/dts/qcom/sc8280xp.dtsi    | 43 ++++++++++++
>  2 files changed, 124 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> index 5b25d54b9591..ff9cebbccfcb 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> @@ -308,6 +308,13 @@ vreg_l1c: ldo1 {
>  			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>  		};
>  
> +		vreg_l6c: ldo6 {
> +			regulator-name = "vreg_l6c";
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <2960000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
>  		vreg_l7c: ldo7 {
>  			regulator-name = "vreg_l7c";
>  			regulator-min-microvolt = <2504000>;
> @@ -318,6 +325,13 @@ vreg_l7c: ldo7 {
>  						   RPMH_REGULATOR_MODE_HPM>;
>  		};
>  
> +		vreg_l9c: ldo9 {
> +			regulator-name = "vreg_l9c";
> +			regulator-min-microvolt = <2960000>;
> +			regulator-max-microvolt = <2960000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
>  		vreg_l13c: ldo13 {
>  			regulator-name = "vreg_l13c";
>  			regulator-min-microvolt = <3072000>;
> @@ -600,6 +614,19 @@ &remoteproc_nsp0 {
>  	status = "okay";
>  };
>  
> +&sdc2 {
> +	pinctrl-0 = <&sdc2_default_state>;
> +	pinctrl-1 = <&sdc2_sleep_state>;
> +	pinctrl-names = "default", "sleep";
> +
> +	vmmc-supply = <&vreg_l9c>;
> +	vqmmc-supply = <&vreg_l6c>;
> +
> +	cd-gpios = <&tlmm 131 GPIO_ACTIVE_LOW>;
> +
> +	status = "okay";
> +};
> +
>  &uart17 {
>  	compatible = "qcom,geni-debug-uart";
>  
> @@ -842,6 +869,60 @@ wake-n-pins {
>  		};
>  	};
>  
> +	sdc2_default_state: sdc2-default-state {
> +		clk-pins {
> +			pins = "sdc2_clk";
> +			drive-strength = <16>;
> +			bias-disable;
> +		};
> +
> +		cmd-pins {
> +			pins = "sdc2_cmd";
> +			drive-strength = <16>;
> +			bias-pull-up;
> +		};
> +
> +		data-pins {
> +			pins = "sdc2_data";
> +			drive-strength = <16>;
> +			bias-pull-up;
> +		};
> +
> +		card-detect-pins {
> +			pins = "gpio131";
> +			function = "gpio";
> +			drive-strength = <2>;
> +			bias-disable;
> +		};
> +	};
> +
> +	sdc2_sleep_state: sdc2-sleep-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;
> +		};
> +
> +		card-detect-pins {
> +			pins = "gpio131";
> +			function = "gpio";
> +			drive-strength = <2>;
> +			bias-disable;
> +		};
> +	};
> +
>  	tpad_default: tpad-default-state {
>  		int-n-pins {
>  			pins = "gpio182";
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> index 8fa9fbfe5d00..3711f109aeaf 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
> @@ -2815,6 +2815,49 @@ data-pins {
>  			};
>  		};
>  
> +		sdc2: mmc@8804000 {
> +			compatible = "qcom,sc8280xp-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 0x4e0 0x0>;
> +			power-domains = <&rpmhpd SC8280XP_CX>;
> +			operating-points-v2 = <&sdc2_opp_table>;
> +			bus-width = <4>;
> +			dma-coherent;
> +
> +			status = "disabled";
> +
> +			sdc2_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-100000000 {
> +					opp-hz = /bits/ 64 <100000000>;
> +					required-opps = <&rpmhpd_opp_low_svs>;
> +					opp-peak-kBps = <1800000 400000>;
> +					opp-avg-kBps = <100000 0>;
> +				};
> +
> +				opp-202000000 {
> +					opp-hz = /bits/ 64 <202000000>;
> +					required-opps = <&rpmhpd_opp_svs_l1>;
> +					opp-peak-kBps = <5400000 1600000>;
> +					opp-avg-kBps = <200000 0>;
> +				};
> +			};
> +		};
> +
>  		usb_0_qmpphy: phy@88eb000 {
>  			compatible = "qcom,sc8280xp-qmp-usb43dp-phy";
>  			reg = <0 0x088eb000 0 0x4000>;



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