arm64: dts: qcom: sm6350: Add pinctrl for SDHCI 2

Use the generic pin functions specifically for sdc2.
Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Reviewed-by: Luca Weiss <luca.weiss@fairphone.com>
Tested-by: Luca Weiss <luca.weiss@fairphone.com> # sm7225-fairphone-fp4
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221030073232.22726-3-marijn.suijten@somainline.org

arch/arm64/boot/dts/qcom/sm6350.dtsi

@@ -1074,6 +1074,10 @@ sdhc_2: mmc@8804000 {
 					<&gem_noc MASTER_AMPSS_M0 0 &config_noc SLAVE_SDCC_2 0>;
 			interconnect-names = "sdhc-ddr", "cpu-sdhc";
 
+			pinctrl-0 = <&sdc2_on_state>;
+			pinctrl-1 = <&sdc2_off_state>;
+			pinctrl-names = "default", "sleep";
+
 			qcom,dll-config = <0x0007642c>;
 			qcom,ddr-config = <0x80040868>;
 			power-domains = <&rpmhpd SM6350_CX>;
@@ -1313,6 +1317,46 @@ tlmm: pinctrl@f100000 {
 			#interrupt-cells = <2>;
 			gpio-ranges = <&tlmm 0 0 157>;
 
+			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_uart9_default: qup-uart9-default-state {
 				pins = "gpio25", "gpio26";
 				function = "qup13_f2";