arm64: dts: qcom: msm8994: Add SDHCI2 node

Add SDHCI2 to enable use of uSD cards on msm8994.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20201005150313.149754-7-konradybcio@gmail.comSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8994.dtsi

@@ -305,6 +305,29 @@ sdhc1: sdhci@f9824900 {
 			status = "disabled";
 		};
 
+		sdhc2: sdhci@f98a4900 {
+			compatible = "qcom,sdhci-msm-v4";
+			reg = <0xf98a4900 0x11c>, <0xf98a4000 0x800>;
+			reg-names = "hc_mem", "core_mem";
+
+			interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
+				<GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hc_irq", "pwr_irq";
+
+			clocks = <&gcc GCC_SDCC2_APPS_CLK>,
+				<&gcc GCC_SDCC2_AHB_CLK>,
+				<&xo_board>;
+			clock-names = "core", "iface", "xo";
+
+			pinctrl-names = "default", "sleep";
+			pinctrl-0 = <&sdc2_clk_on &sdc2_cmd_on &sdc2_data_on>;
+			pinctrl-1 = <&sdc2_clk_off &sdc2_cmd_off &sdc2_data_off>;
+
+			cd-gpios = <&tlmm 100 0>;
+			bus-width = <4>;
+			status = "disabled";
+		};
+
 		blsp1_dma: dma@f9904000 {
 			compatible = "qcom,bam-v1.7.0";
 			reg = <0xf9904000 0x19000>;
@@ -683,6 +706,42 @@ sdc1_rclk_off: rclk-off {
 				pins = "sdc1_rclk";
 				bias-pull-down;
 			};
+
+			sdc2_clk_on: sdc2-clk-on {
+				pins = "sdc2_clk";
+				bias-disable;
+				drive-strength = <10>;
+			};
+
+			sdc2_clk_off: sdc2-clk-off {
+				pins = "sdc2_clk";
+				bias-disable;
+				drive-strength = <2>;
+			};
+
+			sdc2_cmd_on: sdc2-cmd-on {
+				pins = "sdc2_cmd";
+				bias-pull-up;
+				drive-strength = <10>;
+			};
+
+			sdc2_cmd_off: sdc2-cmd-off {
+				pins = "sdc2_cmd";
+				bias-pull-up;
+				drive-strength = <2>;
+			};
+
+			sdc2_data_on: sdc2-data-on {
+				pins = "sdc2_data";
+				bias-pull-up;
+				drive-strength = <10>;
+			};
+
+			sdc2_data_off: sdc2-data-off {
+				pins = "sdc2_data";
+				bias-pull-up;
+				drive-strength = <2>;
+			};
 		};
 	};