linux-kernel - [PATCH 1/4] riscv: dts: sophgo: Add SPI NOR node for SG2042

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Message-Id: <20250813-sfg-spidts-v1-1-99b7e2be89d9@gmail.com>
Date: Wed, 13 Aug 2025 16:33:17 +0800
From: Zixian Zeng <sycamoremoon376@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Chen Wang <unicorn_wang@...look.com>, 
 Inochi Amaoto <inochiama@...il.com>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Alexandre Ghiti <alex@...ti.fr>
Cc: devicetree@...r.kernel.org, sophgo@...ts.linux.dev, 
 linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Han Gao <rabenda.cn@...il.com>, Zixian Zeng <sycamoremoon376@...il.com>
Subject: [PATCH 1/4] riscv: dts: sophgo: Add SPI NOR node for SG2042

Add SPI NOR controller node for SG2042

Reviewed-by: Chen Wang <unicorn_wang@...look.com>
Tested-by: Chen Wang <unicorn_wang@...look.com>
Signed-off-by: Zixian Zeng <sycamoremoon376@...il.com>
---
 arch/riscv/boot/dts/sophgo/sg2042.dtsi | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index b3e4d3c18fdcf94c2294a56ed6ad866fc59a6adb..0f7d8a3743c35046ceec902902af2b8d3ec8e6bd 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -48,6 +48,30 @@ soc: soc {
 		interrupt-parent = <&intc>;
 		ranges;
 
+		spifmc0: spi@...0180000 {
+			compatible = "sophgo,sg2042-spifmc-nor";
+			reg = <0x70 0x00180000 0x0 0x1000000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clkgen GATE_CLK_AHB_SF>;
+			interrupt-parent = <&intc>;
+			interrupts = <108 IRQ_TYPE_LEVEL_HIGH>;
+			resets = <&rstgen RST_SF0>;
+			status = "disabled";
+		};
+
+		spifmc1: spi@...2180000 {
+			compatible = "sophgo,sg2042-spifmc-nor";
+			reg = <0x70 0x02180000 0x0 0x1000000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clkgen GATE_CLK_AHB_SF>;
+			interrupt-parent = <&intc>;
+			interrupts = <109 IRQ_TYPE_LEVEL_HIGH>;
+			resets = <&rstgen RST_SF1>;
+			status = "disabled";
+		};
+
 		i2c0: i2c@...0005000 {
 			compatible = "snps,designware-i2c";
 			reg = <0x70 0x30005000 0x0 0x1000>;

-- 
2.50.1