linux-kernel - [PATCH 7/8] arm64: dts: qcom: ipq9574: Add USB related nodes

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Date:   Thu, 2 Mar 2023 15:25:14 +0530
From:   Varadarajan Narayanan <quic_varada@...cinc.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
CC:     Varadarajan Narayanan <quic_varada@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 7/8] arm64: dts: qcom: ipq9574: Add USB related nodes

Add USB phy and controller related nodes

Signed-off-by: Varadarajan Narayanan <quic_varada@...cinc.com>
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 92 +++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 2bb4053..319b5bd 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -215,6 +215,98 @@
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
 
+		ssphy_0: ssphy@...00 {
+			compatible = "qcom,ipq9574-qmp-usb3-phy";
+			reg = <0x7D000 0x1C4>;
+			#clock-cells = <1>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_USB0_AUX_CLK>,
+				 <&gcc GCC_USB0_PHY_CFG_AHB_CLK>;
+			clock-names = "aux", "cfg_ahb";
+
+			resets =  <&gcc GCC_USB0_PHY_BCR>,
+				 <&gcc GCC_USB3PHY_0_PHY_BCR>;
+			reset-names = "phy","common";
+			status = "disabled";
+
+			usb0_ssphy: lane@...00 {
+				reg = <0x0007D200 0x130>,	/* Tx */
+				      <0x0007D400 0x200>,	/* Rx */
+				      <0x0007D800 0x1F8>,	/* PCS  */
+				      <0x0007D600 0x044>;	/* PCS misc */
+				#phy-cells = <0>;
+				clocks = <&gcc GCC_USB0_PIPE_CLK>;
+				clock-names = "pipe0";
+				clock-output-names = "gcc_usb0_pipe_clk_src";
+			};
+		};
+
+		qusb_phy_0: qusb@...00 {
+			compatible = "qcom,ipq9574-qusb2-phy";
+			reg = <0x07B000 0x180>;
+			#phy-cells = <0>;
+
+			clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>,
+				<&xo_board_clk>;
+			clock-names = "cfg_ahb", "ref";
+
+			resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
+			status = "disabled";
+		};
+
+		usb3: usb3@...0000 {
+			compatible = "qcom,dwc3";
+			reg = <0x8AF8800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_SNOC_USB_CLK>,
+				<&gcc GCC_ANOC_USB_AXI_CLK>,
+				<&gcc GCC_USB0_MASTER_CLK>,
+				<&gcc GCC_USB0_SLEEP_CLK>,
+				<&gcc GCC_USB0_MOCK_UTMI_CLK>;
+
+			clock-names = "sys_noc_axi",
+				"anoc_axi",
+				"master",
+				"sleep",
+				"mock_utmi";
+
+			assigned-clocks = <&gcc GCC_SNOC_USB_CLK>,
+					  <&gcc GCC_ANOC_USB_AXI_CLK>,
+					  <&gcc GCC_USB0_MASTER_CLK>,
+					  <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+			assigned-clock-rates = <200000000>,
+					       <200000000>,
+					       <200000000>,
+					       <24000000>;
+
+			resets = <&gcc GCC_USB_BCR>;
+			status = "disabled";
+
+			dwc_0: dwc3@...0000 {
+				compatible = "snps,dwc3";
+				reg = <0x8A00000 0xcd00>;
+				clock-names = "ref";
+				clocks = <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+				phys = <&qusb_phy_0>, <&usb0_ssphy>;
+				phy-names = "usb2-phy", "usb3-phy";
+				tx-fifo-resize;
+				snps,dis_ep_cache_eviction;
+				snps,is-utmi-l1-suspend;
+				snps,hird-threshold = /bits/ 8 <0x0>;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_u3_susphy_quirk;
+				snps,quirk-frame-length-adjustment = <0x0A87F0A0>;
+				dr_mode = "host";
+			};
+		};
+
 		pcie0_phy: phy@...00 {
 			compatible = "qcom,ipq9574-qmp-gen3x1-pcie-phy";
 			reg = <0x00084000 0x1bc>; /* Serdes PLL */
-- 
2.7.4