[PATCH v4 1/2] arm: dts: mt7623: add musb device nodes

Sungbo Eo mans0n at gorani.run
Mon Aug 30 08:59:02 PDT 2021


MT7623 has an musb controller that is compatible with the one from MT2701.

Signed-off-by: Sungbo Eo <mans0n at gorani.run>
Tested-by: Frank Wunderlich <frank-w at public-files.de>
---
v4:
* add tested by Frank

v3:
* remove unnecessary status=okay from u2port2

v2:
* rename usb3 label to usb0
* move usb0 & u2phy1 nodes to the right sorted place
* disable u2phy1 by default
* correct u2port2 node name to match its reg address
---
 arch/arm/boot/dts/mt7623.dtsi  | 33 +++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/mt7623a.dtsi |  4 ++++
 2 files changed, 37 insertions(+)

diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
index 3c11f7cfcc40..21c8a291b74e 100644
--- a/arch/arm/boot/dts/mt7623.dtsi
+++ b/arch/arm/boot/dts/mt7623.dtsi
@@ -585,6 +585,39 @@ spi2: spi at 11017000 {
 		status = "disabled";
 	};
 
+	usb0: usb at 11200000 {
+		compatible = "mediatek,mt7623-musb",
+			     "mediatek,mtk-musb";
+		reg = <0 0x11200000 0 0x1000>;
+		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
+		interrupt-names = "mc";
+		phys = <&u2port2 PHY_TYPE_USB2>;
+		dr_mode = "otg";
+		clocks = <&pericfg CLK_PERI_USB0>,
+			 <&pericfg CLK_PERI_USB0_MCU>,
+			 <&pericfg CLK_PERI_USB_SLV>;
+		clock-names = "main","mcu","univpll";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
+		status = "disabled";
+	};
+
+	u2phy1: t-phy at 11210000 {
+		compatible = "mediatek,mt7623-tphy",
+			     "mediatek,generic-tphy-v1";
+		reg = <0 0x11210000 0 0x0800>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "disabled";
+
+		u2port2: usb-phy at 11210800 {
+			reg = <0 0x11210800 0 0x0100>;
+			clocks = <&topckgen CLK_TOP_USB_PHY48M>;
+			clock-names = "ref";
+			#phy-cells = <1>;
+		};
+	};
+
 	audsys: clock-controller at 11220000 {
 		compatible = "mediatek,mt7623-audsys",
 			     "mediatek,mt2701-audsys",
diff --git a/arch/arm/boot/dts/mt7623a.dtsi b/arch/arm/boot/dts/mt7623a.dtsi
index 0735a1fb8ad9..d304b62d24b5 100644
--- a/arch/arm/boot/dts/mt7623a.dtsi
+++ b/arch/arm/boot/dts/mt7623a.dtsi
@@ -35,6 +35,10 @@ &scpsys {
 	clock-names = "ethif";
 };
 
+&usb0 {
+	power-domains = <&scpsys MT7623A_POWER_DOMAIN_IFR_MSC>;
+};
+
 &usb1 {
 	power-domains = <&scpsys MT7623A_POWER_DOMAIN_HIF>;
 };
-- 
2.33.0




More information about the Linux-mediatek mailing list