[PATCH v3 2/2] riscv: sophgo: dts: Add spi controller for SG2042

Zixian Zeng sycamoremoon376 at gmail.com
Thu Mar 13 06:11:50 PDT 2025


Add spi controllers for SG2042.

SG2042 uses the upstreamed Synopsys DW SPI IP.

Signed-off-by: Zixian Zeng <sycamoremoon376 at gmail.com>
---
 arch/riscv/boot/dts/sophgo/sg2042.dtsi | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index e62ac51ac55abd922b5ef796ba8c2196383850c4..9e0ec64e91a2330698aea202c8f0a2ca1f7e0919 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -545,5 +545,31 @@ sd: mmc at 704002b000 {
 				      "timer";
 			status = "disabled";
 		};
+
+		spi0: spi at 7040004000 {
+			compatible = "sophgo,sg2042-spi", "snps,dw-apb-ssi";
+			reg = <0x70 0x40004000 0x00 0x1000>;
+			clocks = <&clkgen GATE_CLK_APB_SPI>;
+			interrupt-parent = <&intc>;
+			interrupts = <110 IRQ_TYPE_LEVEL_HIGH>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			num-cs = <2>;
+			resets = <&rstgen RST_SPI0>;
+			status = "disabled";
+		};
+
+		spi1: spi at 7040005000 {
+			compatible = "sophgo,sg2042-spi", "snps,dw-apb-ssi";
+			reg = <0x70 0x40005000 0x00 0x1000>;
+			clocks = <&clkgen GATE_CLK_APB_SPI>;
+			interrupt-parent = <&intc>;
+			interrupts = <111 IRQ_TYPE_LEVEL_HIGH>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			num-cs = <2>;
+			resets = <&rstgen RST_SPI1>;
+			status = "disabled";
+		};
 	};
 };

-- 
2.48.1




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