[Freedreno] [PATCH v2 5/8] arm64: dts: qcom: sdm630: add second (HS) USB host support

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Thu May 12 23:36:44 UTC 2022


Add DT entries for the second DWC3 USB host, which is limited to the
USB2.0 (HighSpeed), and the corresponding QUSB PHY.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 arch/arm64/boot/dts/qcom/sdm630.dtsi | 55 ++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi
index cca56f2fad96..17a1877587cf 100644
--- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
@@ -1270,6 +1270,20 @@ qusb2phy: phy at c012000 {
 			status = "disabled";
 		};
 
+		qusb2phy1: phy at c014000 {
+			compatible = "qcom,sdm660-qusb2-phy";
+			reg = <0x0c014000 0x180>;
+			#phy-cells = <0>;
+
+			clocks = <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
+				<&gcc GCC_RX1_USB2_CLKREF_CLK>;
+			clock-names = "cfg_ahb", "ref";
+
+			resets = <&gcc GCC_QUSB2PHY_SEC_BCR>;
+			nvmem-cells = <&qusb2_hstx_trim>;
+			status = "disabled";
+		};
+
 		sdhc_2: sdhci at c084000 {
 			compatible = "qcom,sdm630-sdhci", "qcom,sdhci-msm-v5";
 			reg = <0x0c084000 0x1000>;
@@ -1375,6 +1389,47 @@ opp-384000000 {
 			};
 		};
 
+		usb2: usb at c2f8800 {
+			compatible = "qcom,sdm660-dwc3", "qcom,dwc3";
+			reg = <0x0c2f8800 0x400>;
+			status = "disabled";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_CFG_NOC_USB2_AXI_CLK>,
+				 <&gcc GCC_USB20_MASTER_CLK>,
+				 <&gcc GCC_USB20_MOCK_UTMI_CLK>,
+				 <&gcc GCC_USB20_SLEEP_CLK>;
+			clock-names = "cfg_noc", "core",
+				      "mock_utmi", "sleep";
+
+			assigned-clocks = <&gcc GCC_USB20_MOCK_UTMI_CLK>,
+					  <&gcc GCC_USB20_MASTER_CLK>;
+			assigned-clock-rates = <19200000>, <60000000>;
+
+			interrupts = <GIC_SPI 348 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hs_phy_irq";
+
+			qcom,select-utmi-as-pipe-clk;
+
+			resets = <&gcc GCC_USB_20_BCR>;
+
+			usb2_dwc3: usb at c200000 {
+				compatible = "snps,dwc3";
+				reg = <0x0c200000 0xc8d0>;
+				interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_enblslpm_quirk;
+
+				/* This is the HS-only host */
+				maximum-speed = "high-speed";
+				phys = <&qusb2phy1>;
+				phy-names = "usb2-phy";
+				snps,hird-threshold = /bits/ 8 <0>;
+			};
+		};
+
 		mmcc: clock-controller at c8c0000 {
 			compatible = "qcom,mmcc-sdm630";
 			reg = <0x0c8c0000 0x40000>;
-- 
2.35.1



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