Thread (8 messages) 8 messages, 3 authors, 2020-01-31
STALE2324d
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[PATCH v7 5/5] arm64: dts: meson: a1: Enable USB2 PHY and DWC3 controller

From: Hanjie Lin <hidden>
Date: 2020-01-20 02:58:38
Also in: linux-amlogic, linux-devicetree, linux-usb
Subsystem: arm/amlogic meson soc support, the rest · Maintainers: Neil Armstrong, Kevin Hilman, Linus Torvalds

Enable USB2 PHY and DWC3 controller for Meson A1 SoC.

Signed-off-by: Yue Wang <yue.wang@amlogic.com>
Signed-off-by: Hanjie Lin <redacted>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 43 +++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 6fdc0dd..3b7ca50 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -6,6 +6,9 @@
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/power/meson-a1-power.h>
+#include <dt-bindings/reset/amlogic,meson-a1-reset.h>
+#include <dt-bindings/clock/a1-pll-clkc.h>
+#include <dt-bindings/clock/a1-clkc.h>
 
 / {
 	compatible = "amlogic,a1";
@@ -100,6 +103,17 @@
 				#power-domain-cells = <1>;
 				status = "okay";
 			};
+
+			usb2_phy1: phy@40000 {
+				compatible = "amlogic,a1-usb2-phy";
+				clocks = <&clkc_periphs CLKID_XTAL_USB_PHY>;
+				clock-names = "xtal";
+				reg = <0x0 0x40000 0x0 0x2000>;
+				resets = <&reset RESET_USBPHY>;
+				reset-names = "phy";
+				#phy-cells = <0>;
+				power-domains = <&pwrc PWRC_USB_ID>;
+			};
 		};
 
 		gic: interrupt-controller@ff901000 {
@@ -114,6 +128,35 @@
 			#interrupt-cells = <3>;
 			#address-cells = <0>;
 		};
+
+		usb: usb@ffe09000 {
+			status = "disabled";
+			compatible = "amlogic,meson-a1-usb-ctrl";
+			reg = <0x0 0xffe09000 0x0 0xa0>;
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+
+			clocks = <&clkc_periphs CLKID_USB_CTRL>,
+				 <&clkc_periphs CLKID_USB_BUS>,
+				 <&clkc_periphs CLKID_XTAL_USB_CTRL>;
+			clock-names = "usb_ctrl", "usb_bus", "xtal_usb_ctrl";
+			resets = <&reset RESET_USBCTRL>;
+
+			dr_mode = "host";
+
+			phys = <&usb2_phy1>;
+			phy-names = "usb2-phy1";
+
+			dwc3: usb@ff400000 {
+				compatible = "snps,dwc3";
+				reg = <0x0 0xff400000 0x0 0x100000>;
+				interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+				dr_mode = "host";
+				snps,dis_u2_susphy_quirk;
+				snps,quirk-frame-length-adjustment = <0x20>;
+			};
+		};
 	};
 
 	timer {
-- 
2.7.4


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