[PATCH v4 4/4] riscv: dts: add mmc controllers for Sophgo SG2042 SoC

[Chen Wang]

From: Chen Wang <unicorn_wang at outlook.com>

SG2042 has two MMC controller, one for emmc, another for sd-card.

Signed-off-by: Chen Wang <unicorn_wang at outlook.com>
---
 .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  | 17 ++++++++++
 arch/riscv/boot/dts/sophgo/sg2042.dtsi        | 32 +++++++++++++++++++
 2 files changed, 49 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
index 49b4b9c2c101..164db23586e0 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
@@ -14,6 +14,23 @@ chosen {
 	};
 };
 
+&emmc {
+	bus-width = <4>;
+	no-sdio;
+	no-sd;
+	non-removable;
+	wp-inverted;
+	status = "okay";
+};
+
+&sd {
+	bus-width = <4>;
+	no-sdio;
+	no-mmc;
+	wp-inverted;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index 81fda312f988..bfdfd6f32912 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -346,5 +346,37 @@ uart0: serial at 7040000000 {
 			resets = <&rstgen RST_UART0>;
 			status = "disabled";
 		};
+
+		emmc: mmc at 704002a000 {
+			compatible = "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x4002A000 0x0 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <134 IRQ_TYPE_LEVEL_HIGH>;
+			clocks =
+				<&clkgen GATE_CLK_AXI_EMMC>,
+				<&clkgen GATE_CLK_100K_EMMC>,
+				<&clkgen GATE_CLK_EMMC_100M>;
+			clock-names =
+				"core",
+				"timer",
+				"card";
+			status = "disabled";
+		};
+
+		sd: mmc at 704002b000 {
+			compatible = "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x4002B000 0x0 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <136 IRQ_TYPE_LEVEL_HIGH>;
+			clocks =
+				<&clkgen GATE_CLK_AXI_SD>,
+				<&clkgen GATE_CLK_100K_SD>,
+				<&clkgen GATE_CLK_SD_100M>;
+			clock-names =
+				"core",
+				"timer",
+				"card";
+			status = "disabled";
+		};
 	};
 };
-- 
2.25.1