[PATCH 3/4] riscv: dts: sophgo: Enable SPI NOR on SRD3-10

Han Gao gaohan at iscas.ac.cn
Thu Sep 17 07:29:21 PDT 2026


From: Hangfan Li <lihangfan at iscas.ac.cn>

Enable both SPI NOR controllers at 12.5 MHz, matching EDK2.

Signed-off-by: Hangfan Li <lihangfan at iscas.ac.cn>
Co-developed-by: Han Gao <gaohan at iscas.ac.cn>
Signed-off-by: Han Gao <gaohan at iscas.ac.cn>
---
 .../boot/dts/sophgo/sg2044-sophgo-srd3-10.dts      | 24 ++++++++++++++++++++++
 1 file changed, 24 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 fed3d9a384a00ccfc91dfa1531f799aa397a5dde..88ddc8e793f62b4119b2df92ba6357c8e6e75c46 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts
@@ -109,6 +109,30 @@ &sd {
 	status = "okay";
 };
 
+&spifmc0 {
+	status = "okay";
+
+	flash at 0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <12500000>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <1>;
+	};
+};
+
+&spifmc1 {
+	status = "okay";
+
+	flash at 0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <12500000>;
+		spi-tx-bus-width = <1>;
+		spi-rx-bus-width = <1>;
+	};
+};
+
 &uart0 {
 	/* for firmware */
 	status = "reserved";

-- 
2.47.3




More information about the linux-riscv mailing list