linux-kernel - [PATCH 2/3] riscv: dts: sophgo: add nodes for USB phy and controller

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Message-ID: <20240708120830.5785-3-ziyao@disroot.org>
Date: Mon,  8 Jul 2024 12:08:29 +0000
From: Yao Zi <ziyao@...root.org>
To: Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	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@...look.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Jisheng Zhang <jszhang@...nel.org>,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org
Cc: Yao Zi <ziyao@...root.org>
Subject: [PATCH 2/3] riscv: dts: sophgo: add nodes for USB phy and controller

CV1800/SG200x SoCs integrate a USB 2.0 phy and a USB controller based
on dwc2 IP. Add device tree nodes for these peripherals.

Signed-off-by: Yao Zi <ziyao@...root.org>
---
 arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index 891932ae470f..06461f1f1986 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -61,6 +61,18 @@ clk: clock-controller@...2000 {
 			#clock-cells = <1>;
 		};
 
+		usb_phy: usb-phy@...6000 {
+			compatible = "sophgo,cv1800-usb-phy";
+			reg = <0x3006000 0x60>, <0x3000048 0x4>;
+			reg-names = "phy", "pin";
+			clocks = <&clk CLK_APB_USB>,
+				 <&clk CLK_USB_125M>,
+				 <&clk CLK_USB_33K>,
+				 <&clk CLK_USB_12M>;
+			clock-names = "apb", "125m", "33k", "12m";
+			#phy-cells = <0>;
+		};
+
 		gpio0: gpio@...0000 {
 			compatible = "snps,dw-apb-gpio";
 			reg = <0x3020000 0x1000>;
@@ -297,6 +309,17 @@ sdhci0: mmc@...0000 {
 			status = "disabled";
 		};
 
+		usb_otg: usb@...0000 {
+			compatible = "sophgo,cv1800-usb";
+			reg = <0x4340000 0x10000>;
+			clocks = <&clk CLK_AXI4_USB>;
+			clock-names = "otg";
+			dr_mode = "otg";
+			interrupts = <30 IRQ_TYPE_LEVEL_HIGH>;
+			phys = <&usb_phy>;
+			phy-names = "usb2-phy";
+		};
+
 		plic: interrupt-controller@...00000 {
 			reg = <0x70000000 0x4000000>;
 			interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>;
-- 
2.45.2