From: Longbin Li <looong.bin@gmail.com>
Date: Sat, 1 Nov 2025 01:43:22 +0000 (+0800)
Subject: riscv: dts: sophgo: Add syscon node for cv18xx
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=126a1b3c61cbec15ffaadf141adb9c4163da1757;p=thirdparty%2Fkernel%2Fstable.git

riscv: dts: sophgo: Add syscon node for cv18xx

Add top syscon node and all subdevice nodes for cv18xx series SoC.

Co-developed-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Longbin Li <looong.bin@gmail.com>
Tested-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Link: https://lore.kernel.org/r/20251101014329.18439-3-looong.bin@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>
---

diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
index ccdb45498653..42303acb2b39 100644
--- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
@@ -25,6 +25,32 @@
 		#size-cells = <1>;
 		ranges;
 
+		syscon: syscon@3000000 {
+			compatible = "sophgo,cv1800b-top-syscon",
+				     "syscon", "simple-mfd";
+			reg = <0x03000000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			usbphy: phy@48 {
+				compatible = "sophgo,cv1800b-usb2-phy";
+				reg = <0x48 0x4>;
+				#phy-cells = <0>;
+				clocks = <&clk CLK_USB_125M>,
+					 <&clk CLK_USB_33K>,
+					 <&clk CLK_USB_12M>;
+				clock-names = "app", "stb", "lpm";
+				resets = <&rst RST_COMBO_PHY0>;
+			};
+
+			dmamux: dma-router@154 {
+				compatible = "sophgo,cv1800b-dmamux";
+				reg = <0x154 0x8>, <0x298 0x4>;
+				#dma-cells = <2>;
+				dma-masters = <&dmac>;
+			};
+		};
+
 		rst: reset-controller@3003000 {
 			compatible = "sophgo,cv1800b-reset";
 			reg = <0x3003000 0x1000>;