linux-kernel - [PATCH v3 2/3] arm64: dts: ti: k3-am62-main: Add support for USB

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Message-Id: <20230111132348.553061-3-sjoerd@collabora.com>
Date:   Wed, 11 Jan 2023 14:23:46 +0100
From:   Sjoerd Simons <sjoerd@...labora.com>
To:     Nishanth Menon <nm@...com>
Cc:     kernel@...labora.com, Nitin Yadav <n-yadav@...com>,
        martyn.welch@...labora.com,
        Aswath Govindraju <a-govindraju@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Tero Kristo <kristo@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 2/3] arm64: dts: ti: k3-am62-main: Add support for USB

From: Aswath Govindraju <a-govindraju@...com>

AM62 SoC has two instances of USB on it. Therefore, add support for the
same.

Signed-off-by: Aswath Govindraju <a-govindraju@...com>
Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
[cherry-pick from vendor BSP]]
Signed-off-by: Sjoerd Simons <sjoerd@...labora.com>
Tested-by: Martyn Welch <martyn.welch@...labora.com>

---

Changes in v3:
- Rebased against current ti-next aka 6.2-rc1
- Add Martyn's tested-by

Changes in v2:
- Rebase against linux-next 20221220

 arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 44 ++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 466b94d1cee9..4da15e8c956f 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -555,6 +555,50 @@ sdhci2: mmc@...0000 {
 		status = "disabled";
 	};
 
+	usbss0: dwc3-usb@...0000 {
+		compatible = "ti,am62-usb";
+		reg = <0x00 0x0f900000 0x00 0x800>;
+		clocks = <&k3_clks 161 3>;
+		clock-names = "ref";
+		ti,syscon-phy-pll-refclk = <&wkup_conf 0x4008>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		power-domains = <&k3_pds 178 TI_SCI_PD_EXCLUSIVE>;
+		ranges;
+
+		usb0: usb@...00000 {
+			compatible = "snps,dwc3";
+			reg =<0x00 0x31000000 0x00 0x50000>;
+			interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>, /* irq.0 */
+				     <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>; /* irq.0 */
+			interrupt-names = "host", "peripheral";
+			maximum-speed = "high-speed";
+			dr_mode = "otg";
+		};
+	};
+
+	usbss1: dwc3-usb@...0000 {
+		compatible = "ti,am62-usb";
+		reg = <0x00 0x0f910000 0x00 0x800>;
+		clocks = <&k3_clks 162 3>;
+		clock-names = "ref";
+		ti,syscon-phy-pll-refclk = <&wkup_conf 0x4018>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		power-domains = <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>;
+		ranges;
+
+		usb1: usb@...00000 {
+			compatible = "snps,dwc3";
+			reg =<0x00 0x31100000 0x00 0x50000>;
+			interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>, /* irq.0 */
+				     <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>; /* irq.0 */
+			interrupt-names = "host", "peripheral";
+			maximum-speed = "high-speed";
+			dr_mode = "otg";
+		};
+	};
+
 	fss: bus@...0000 {
 		compatible = "simple-bus";
 		reg = <0x00 0x0fc00000 0x00 0x70000>;
-- 
2.39.0