[PATCH 06/11] riscv: dts: sophgo: sg2044: Add MMC controller device

Inochi Amaoto inochiama at gmail.com
Sun Jun 8 16:28:30 PDT 2025


Add emmc controller and sd controller DT node for SG2044.

Signed-off-by: Inochi Amaoto <inochiama at gmail.com>
---
 .../boot/dts/sophgo/sg2044-sophgo-srd3-10.dts | 17 +++++++++++++
 arch/riscv/boot/dts/sophgo/sg2044.dtsi        | 24 +++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
index 54cdf4239d5f..d077923097e8 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
@@ -27,6 +27,23 @@ &osc {
 	clock-frequency = <25000000>;
 };
 
+&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";
+};
+
 &uart1 {
 	status = "okay";
 };
diff --git a/arch/riscv/boot/dts/sophgo/sg2044.dtsi b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
index a4d2f8a13cc3..6067901cde1e 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
@@ -111,6 +111,30 @@ uart3: serial at 7030003000 {
 			status = "disabled";
 		};
 
+		emmc: mmc at 703000a000 {
+			compatible = "sophgo,sg2044-dwcmshc", "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x3000a000 0x0 0x1000>;
+			clocks = <&clk CLK_GATE_EMMC>,
+				 <&clk CLK_GATE_AXI_EMMC>,
+				 <&clk CLK_GATE_EMMC_100K>;
+			clock-names = "core", "bus", "timer";
+			interrupt-parent = <&intc>;
+			interrupts = <298 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+		};
+
+		sd: mmc at 703000b000 {
+			compatible = "sophgo,sg2044-dwcmshc", "sophgo,sg2042-dwcmshc";
+			reg = <0x70 0x3000b000 0x0 0x1000>;
+			clocks = <&clk CLK_GATE_SD>,
+				 <&clk CLK_GATE_AXI_SD>,
+				 <&clk CLK_GATE_SD_100K>;
+			clock-names = "core", "bus", "timer";
+			interrupt-parent = <&intc>;
+			interrupts = <300 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+		};
+
 		i2c0: i2c at 7040005000 {
 			compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
 			reg = <0x70 0x40005000 0x0 0x1000>;
-- 
2.49.0




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