[PATCH 3/3] arm64: dts: s32g2: add USDHC support

[Chester Lin]

Add a mmc node to support USDHC on NXP S32G2 platforms.

Signed-off-by: Chester Lin <clin@xxxxxxxx>
---
 arch/arm64/boot/dts/freescale/s32g2.dtsi      | 32 +++++++++++++++++++
 .../arm64/boot/dts/freescale/s32g274a-evb.dts |  4 +++
 .../boot/dts/freescale/s32g274a-rdb2.dts      |  4 +++
 3 files changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi
index 59ea8a25aa4c..19e2e2561374 100644
--- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
@@ -79,6 +79,26 @@ psci {
 		};
 	};
 
+	clocks {
+		usdhc_clk_module: usdhc_clk_module {
+			compatible = "fixed-clock";
+			clock-frequency = <133333333>;
+			#clock-cells = <0>;
+		};
+
+		usdhc_clk_ahb: usdhc_clk_ahb {
+			compatible = "fixed-clock";
+			clock-frequency = <400000000>;
+			#clock-cells = <0>;
+		};
+
+		usdhc_clk_core: usdhc_clk_core {
+			compatible = "fixed-clock";
+			clock-frequency = <400000000>;
+			#clock-cells = <0>;
+		};
+	};
+
 	soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -109,6 +129,18 @@ uart2: serial@402bc000 {
 			status = "disabled";
 		};
 
+		usdhc0: mmc@402f0000 {
+			compatible = "nxp,s32g2-usdhc";
+			reg = <0x402f0000 0x1000>;
+			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
+			bus-width = <8>;
+			clocks = <&usdhc_clk_module>, <&usdhc_clk_ahb>,
+				 <&usdhc_clk_core>;
+			clock-names = "ipg", "ahb", "per";
+			no-1-8-v;
+			status = "disabled";
+		};
+
 		gic: interrupt-controller@50800000 {
 			compatible = "arm,gic-v3";
 			reg = <0x50800000 0x10000>,
diff --git a/arch/arm64/boot/dts/freescale/s32g274a-evb.dts b/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
index 9118d8d2ee01..89428f1883d9 100644
--- a/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
+++ b/arch/arm64/boot/dts/freescale/s32g274a-evb.dts
@@ -32,3 +32,7 @@ memory@80000000 {
 &uart0 {
 	status = "okay";
 };
+
+&usdhc0 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
index e05ee854cdf5..30eae51121de 100644
--- a/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
+++ b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
@@ -38,3 +38,7 @@ &uart0 {
 &uart1 {
 	status = "okay";
 };
+
+&usdhc0 {
+	status = "okay";
+};
-- 
2.30.0