linux-kernel - [PATCH V2 3/4] arm64: dts: qcom: ipq5018: Add USB related nodes

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Message-ID: <20230830111722.19380-4-quic_nsekar@quicinc.com>
Date:   Wed, 30 Aug 2023 16:47:21 +0530
From:   Nitheesh Sekar <quic_nsekar@...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>, <conor+dt@...nel.org>,
        <gregkh@...uxfoundation.org>, <quic_srichara@...cinc.com>,
        <quic_varada@...cinc.com>, <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>
CC:     Nitheesh Sekar <quic_nsekar@...cinc.com>,
        Amandeep Singh <quic_amansing@...cinc.com>
Subject: [PATCH V2 3/4] arm64: dts: qcom: ipq5018: Add USB related nodes

Add USB phy and controller nodes.

Co-developed-by: Amandeep Singh <quic_amansing@...cinc.com>
Signed-off-by: Amandeep Singh <quic_amansing@...cinc.com>
Signed-off-by: Nitheesh Sekar <quic_nsekar@...cinc.com>
---
V2:
	Fix ordering of the USB related nodes and use
	generic node names.
---
 arch/arm64/boot/dts/qcom/ipq5018.dtsi | 54 +++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
index 9f13d2dcdfd5..917e4a2d8e64 100644
--- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
@@ -93,6 +93,19 @@
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
 
+		usbphy0: phy@...00 {
+			compatible = "qcom,ipq5018-usb-hsphy";
+			reg = <0x0005b000 0x120>;
+
+			clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>;
+
+			resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
+
+			#phy-cells = <0>;
+
+			status = "disabled";
+		};
+
 		tlmm: pinctrl@...0000 {
 			compatible = "qcom,ipq5018-tlmm";
 			reg = <0x01000000 0x300000>;
@@ -155,6 +168,47 @@
 			status = "disabled";
 		};
 
+		usb: usb@...8800 {
+			compatible = "qcom,ipq5018-dwc3", "qcom,dwc3";
+			reg = <0x08af8800 0x400>;
+
+			interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hs_phy_irq";
+
+			clocks = <&gcc GCC_USB0_MASTER_CLK>,
+				 <&gcc GCC_SYS_NOC_USB0_AXI_CLK>,
+				 <&gcc GCC_USB0_SLEEP_CLK>,
+				 <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+			clock-names = "core",
+				      "iface",
+				      "sleep",
+				      "mock_utmi";
+
+			resets = <&gcc GCC_USB0_BCR>;
+
+			qcom,select-utmi-as-pipe-clk;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			status = "disabled";
+
+			usb2_0_dwc: usb@...0000 {
+				compatible = "snps,dwc3";
+				reg = <0x08a00000 0xe000>;
+				clocks = <&gcc GCC_USB0_MOCK_UTMI_CLK>;
+				clock-names = "ref";
+				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+				phy-names = "usb2-phy";
+				phys = <&usbphy0>;
+				tx-fifo-resize;
+				snps,is-utmi-l1-suspend;
+				snps,hird-threshold = /bits/ 8 <0x0>;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_u3_susphy_quirk;
+			};
+		};
+
 		intc: interrupt-controller@...0000 {
 			compatible = "qcom,msm-qgic2";
 			reg = <0x0b000000 0x1000>,  /* GICD */
-- 
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