[dt-for-next v1 2/2] riscv: dts: starfive: Add USB dts node for JH7110

Minda Chen
2023-07-26T10:07:19Z

Add USB wrapper layer and Cadence USB3 controller dts
configuration for StarFive JH7110 SoC and VisionFive2
Board.

Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
---
.../jh7110-starfive-visionfive-2.dtsi | 5 +++
arch/riscv/boot/dts/starfive/jh7110.dtsi | 32 +++++++++++++++++++
2 files changed, 37 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index 5feff4673503..36c402b4a726 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -273,6 +273,11 @@ &uart0 {
status = "okay";
};

+&usb0 {
+ dr_mode = "peripheral";
+ status = "okay";
+};
+
&U74_1 {
cpu-supply = <&vdd_cpu>;
};
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index dbc1243a0e75..c58489468cad 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -446,6 +446,38 @@ i2c2: i2c@10050000 {
status = "disabled";
};

+ usb0: usb@10100000 {
+ compatible = "starfive,jh7110-usb";
+ ranges = <0x0 0x0 0x10100000 0x100000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ starfive,stg-syscon = <&stg_syscon 0x4>;
+ clocks = <&stgcrg JH7110_STGCLK_USB0_LPM>,
+ <&stgcrg JH7110_STGCLK_USB0_STB>,
+ <&stgcrg JH7110_STGCLK_USB0_APB>,
+ <&stgcrg JH7110_STGCLK_USB0_AXI>,
+ <&stgcrg JH7110_STGCLK_USB0_UTMI_APB>;
+ clock-names = "lpm", "stb", "apb", "axi", "utmi_apb";
+ resets = <&stgcrg JH7110_STGRST_USB0_PWRUP>,
+ <&stgcrg JH7110_STGRST_USB0_APB>,
+ <&stgcrg JH7110_STGRST_USB0_AXI>,
+ <&stgcrg JH7110_STGRST_USB0_UTMI_APB>;
+ reset-names = "pwrup", "apb", "axi", "utmi_apb";
+ status = "disabled";
+
+ usb_cdns3: usb@0 {
+ compatible = "cdns,usb3";
+ reg = <0x0 0x10000>,
+ <0x10000 0x10000>,
+ <0x20000 0x10000>;
+ reg-names = "otg", "xhci", "dev";
+ interrupts = <100>, <108>, <110>;
+ interrupt-names = "host", "peripheral", "otg";
+ phys = <&usbphy0>;
+ phy-names = "cdns3,usb2-phy";
+ };
+ };
+
usbphy0: phy@10200000 {
compatible = "starfive,jh7110-usb-phy";
reg = <0x0 0x10200000 0x0 0x10000>;