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
