linux-kernel - [PATCH v2 7/8] arm64: dts: qcom: ipq9574: Add USB related nodes

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Message-ID: <644b4b0f17f72e109445a7b31f3e0d2e75dcc361.1679388632.git.quic_varada@quicinc.com>
Date:   Tue, 21 Mar 2023 14:24:25 +0530
From:   Varadarajan Narayanan <quic_varada@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <vkoul@...nel.org>,
        <kishon@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <gregkh@...uxfoundation.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <quic_wcheng@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <linux-phy@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-clk@...r.kernel.org>
CC:     Varadarajan Narayanan <quic_varada@...cinc.com>
Subject: [PATCH v2 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>

---
 Changes in v2:
	- Fixed issues flagged by Krzysztof
	- Fix issues reported by make dtbs_check
	- Remove NOC related clocks (to be added with proper
	  interconnect support)
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 86 +++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 2bb4053..513da74 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -829,6 +829,92 @@
 			msi-parent = <&v2m0>;
 			status = "disabled";
 		};
+
+		qusb_phy_0: phy@...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";
+		};
+
+		ssphy_0: phy@...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: phy@...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 = "usb0_pipe_clk";
+			};
+		};
+
+		usb3: usb3@...0000 {
+			compatible = "qcom,ipq9574-dwc3", "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_USB0_MASTER_CLK>,
+					  <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+			assigned-clock-rates = <200000000>,
+					       <24000000>;
+
+			resets = <&gcc GCC_USB_BCR>;
+			status = "disabled";
+
+			dwc_0: usb@...0000 {
+				compatible = "snps,dwc3";
+				reg = <0x8a00000 0xcd00>;
+				clocks = <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+				clock-names = "ref";
+				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+				phys = <&qusb_phy_0>, <&usb0_ssphy>;
+				phy-names = "usb2-phy", "usb3-phy";
+				tx-fifo-resize;
+				snps,is-utmi-l1-suspend;
+				snps,hird-threshold = /bits/ 8 <0x0>;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_u3_susphy_quirk;
+				dr_mode = "host";
+			};
+		};
 	};
 
 	rpm-glink {
-- 
2.7.4