[PATCH v2 7/8] mips: octeon: Add USB DT nodes

Stefan Roese sr at denx.de
Thu Aug 20 07:35:42 CEST 2020


Add the USB device tree nodes to the Octeon dts/dtsi files.

Signed-off-by: Stefan Roese <sr at denx.de>
---

(no changes since v1)

 arch/mips/dts/mrvl,cn73xx.dtsi        | 58 +++++++++++++++++++++++++++
 arch/mips/dts/mrvl,octeon-ebb7304.dts | 22 ++++++++++
 2 files changed, 80 insertions(+)

diff --git a/arch/mips/dts/mrvl,cn73xx.dtsi b/arch/mips/dts/mrvl,cn73xx.dtsi
index 44a5a03014..1865849fe8 100644
--- a/arch/mips/dts/mrvl,cn73xx.dtsi
+++ b/arch/mips/dts/mrvl,cn73xx.dtsi
@@ -143,5 +143,63 @@
 			spi-max-frequency = <25000000>;
 			clocks = <&clk OCTEON_CLK_IO>;
 		};
+
+		/* USB 0 */
+		usb0: uctl at 1180068000000 {
+			compatible = "cavium,octeon-7130-usb-uctl";
+			reg = <0x11800 0x68000000 0x0 0x100>;
+			ranges; /* Direct mapping */
+			#address-cells = <2>;
+			#size-cells = <2>;
+			/* Only 100MHz allowed */
+			refclk-frequency = <100000000>;
+			/* Only "dlmc_ref_clk0" is supported for 73xx */
+			refclk-type-ss = "dlmc_ref_clk0";
+			/* Only "dlmc_ref_clk0" is supported for 73xx */
+			refclk-type-hs = "dlmc_ref_clk0";
+
+			/* Power is specified by three parts:
+			 * 1) GPIO handle (must be &gpio)
+			 * 2) GPIO pin number
+			 * 3) Active high (0) or active low (1)
+			 */
+			xhci at 1680000000000 {
+				compatible = "cavium,octeon-7130-xhci","synopsys,dwc3","snps,dwc3";
+				reg = <0x16800 0x00000000 0x10 0x0>;
+				interrupts = <0x68080 4>; /* UAHC_IMAN, level */
+				maximum-speed = "super-speed";
+				dr_mode = "host";
+				snps,dis_u3_susphy_quirk;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_enblslpm_quirk;
+			};
+		};
+
+		/* USB 1 */
+		usb1: uctl at 1180069000000 {
+			compatible = "cavium,octeon-7130-usb-uctl";
+			reg = <0x11800 0x69000000 0x0 0x100>;
+			ranges; /* Direct mapping */
+			#address-cells = <2>;
+			#size-cells = <2>;
+			/* 50MHz, 100MHz and 125MHz allowed */
+			refclk-frequency = <100000000>;
+			/* Either "dlmc_ref_clk0" or "dlmc_ref_clk0" */
+			refclk-type-ss = "dlmc_ref_clk0";
+			/* Either "dlmc_ref_clk0" "dlmc_ref_clk1" or "pll_ref_clk" */
+			refclk-type-hs = "dlmc_ref_clk0";
+
+			/* Power is specified by three parts:
+			 * 1) GPIO handle (must be &gpio)
+			 * 2) GPIO pin number
+			 * 3) Active high (0) or active low (1)
+			 */
+			xhci at 1690000000000 {
+				compatible = "cavium,octeon-7130-xhci","synopsys,dwc3","snps,dwc3";
+				reg = <0x16900 0x00000000 0x10 0x0>;
+				interrupts = <0x69080 4>; /* UAHC_IMAN, level */
+				dr_mode = "host";
+			};
+		};
 	};
 };
diff --git a/arch/mips/dts/mrvl,octeon-ebb7304.dts b/arch/mips/dts/mrvl,octeon-ebb7304.dts
index 6b2e5e84bc..cd576db478 100644
--- a/arch/mips/dts/mrvl,octeon-ebb7304.dts
+++ b/arch/mips/dts/mrvl,octeon-ebb7304.dts
@@ -113,3 +113,25 @@
 		reg = <0>;
 	};
 };
+
+/* USB 0 */
+&usb0 {
+	status = "okay";
+	/* Power is specified by three parts:
+	 * 1) GPIO handle (must be &gpio)
+	 * 2) GPIO pin number
+	 * 3) Active high (0) or active low (1)
+	 */
+	power = <&gpio 20 0>;
+};
+
+/* USB 1 */
+&usb1 {
+	status = "okay";
+	/* Power is specified by three parts:
+	 * 1) GPIO handle (must be &gpio)
+	 * 2) GPIO pin number
+	 * 3) Active high (0) or active low (1)
+	 */
+	power = <&gpio 21 0>;
+};
-- 
2.28.0



More information about the U-Boot mailing list