[PATCH v2 3/5] arm64: dtsi: imx8mp: add usb nodes

Li Jun jun.li at nxp.com
Mon Jul 6 05:44:57 EDT 2020


imx8mp integrates 2 identical dwc3 based USB3 controllers and
Synopsys phys, each instance has additional wakeup logic to
support low powe mode, so the glue layer need a node with dwc3
core sub node.

Signed-off-by: Li Jun <jun.li at nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 77 +++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 9b1616e..f3d671f5 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -650,5 +650,82 @@
 			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-parent = <&gic>;
 		};
+
+		usb3_phy0: usb-phy at 381f0040 {
+			compatible = "fsl,imx8mp-usb-phy";
+			reg = <0x381f0040 0x40>;
+			clocks = <&clk IMX8MP_CLK_USB_PHY_ROOT>;
+			clock-names = "phy";
+			assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
+			assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
+			#phy-cells = <0>;
+			status = "disabled";
+		};
+
+		usb3_0: usb at 32f10100 {
+			compatible = "fsl,imx8mp-dwc3";
+			reg = <0x32f10100 0x8>;
+			clocks = <&clk IMX8MP_CLK_HSIO_ROOT>,
+				 <&clk IMX8MP_CLK_HSIO_AXI_DIV>,
+				 <&clk IMX8MP_CLK_USB_ROOT>;
+			clock-names = "hsio", "bus", "suspend";
+			assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI_SRC>;
+			assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>;
+			assigned-clock-rates = <500000000>;
+			interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+			status = "disabled";
+
+			usb_dwc3_0: dwc3 at 38100000 {
+				compatible = "snps,dwc3";
+				reg = <0x38100000 0x10000>;
+				interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+				phys = <&usb3_phy0>, <&usb3_phy0>;
+				phy-names = "usb2-phy", "usb3-phy";
+				snps,dis-u2-freeclk-exists-quirk;
+				status = "disabled";
+			};
+
+		};
+
+		usb3_phy1: usb-phy at 382f0040 {
+			compatible = "fsl,imx8mp-usb-phy";
+			reg = <0x382f0040 0x40>;
+			clocks = <&clk IMX8MP_CLK_USB_PHY_ROOT>;
+			clock-names = "phy";
+			assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
+			assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
+			#phy-cells = <0>;
+			status = "disabled";
+		};
+
+		usb3_1: usb at 32f10108 {
+			compatible = "fsl,imx8mp-dwc3";
+			reg = <0x32f10108 0x8>;
+			clocks = <&clk IMX8MP_CLK_HSIO_ROOT>,
+				 <&clk IMX8MP_CLK_HSIO_AXI_DIV>,
+				 <&clk IMX8MP_CLK_USB_ROOT>;
+			clock-names = "hsio", "bus", "suspend";
+			assigned-clocks = <&clk IMX8MP_CLK_HSIO_AXI_SRC>;
+			assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>;
+			assigned-clock-rates = <500000000>;
+			interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+			status = "disabled";
+
+			usb_dwc3_1: dwc3 at 38200000 {
+				compatible = "snps,dwc3";
+				reg = <0x38200000 0x10000>;
+				interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
+				phys = <&usb3_phy1>, <&usb3_phy1>;
+				phy-names = "usb2-phy", "usb3-phy";
+				snps,dis-u2-freeclk-exists-quirk;
+				status = "disabled";
+			};
+		};
 	};
 };
-- 
2.7.4




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