linux-kernel - [PATCH 4/9] arm64: dts: qcom: msm8994: Add USB support

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Message-Id: <20200728120049.90632-5-konradybcio@gmail.com>
Date:   Tue, 28 Jul 2020 14:00:43 +0200
From:   Konrad Dybcio <konradybcio@...il.com>
To:     konradybcio@...il.com
Cc:     lauren.kelly@....com, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: [PATCH 4/9] arm64: dts: qcom: msm8994: Add USB support

This is a very basic dwc3 configuration (no PHYs yet),
but it works.

Signed-off-by: Konrad Dybcio <konradybcio@...il.com>
---
 arch/arm64/boot/dts/qcom/msm8994.dtsi | 31 +++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8994.dtsi b/arch/arm64/boot/dts/qcom/msm8994.dtsi
index 6707f898607f..69c99a4cd817 100644
--- a/arch/arm64/boot/dts/qcom/msm8994.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994.dtsi
@@ -282,6 +282,37 @@ frame@...28000 {
 			};
 		};
 
+		usb3: usb@...f8800 {
+			compatible = "qcom,msm8996-dwc3", "qcom,dwc3";
+			reg = <0xf92f8800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_USB30_MASTER_CLK>,
+				 <&gcc GCC_SYS_NOC_USB3_AXI_CLK>,
+				 <&gcc GCC_USB30_SLEEP_CLK>,
+				 <&gcc GCC_USB30_MOCK_UTMI_CLK>;
+			clock-names = "core", "iface", "sleep", "mock_utmi", "ref", "xo";
+
+			assigned-clocks = <&gcc GCC_USB30_MOCK_UTMI_CLK>,
+					  <&gcc GCC_USB30_MASTER_CLK>;
+			assigned-clock-rates = <19200000>, <120000000>;
+
+			power-domains = <&gcc USB30_GDSC>;
+			qcom,select-utmi-as-pipe-clk;
+
+			dwc3@...00000 {
+				compatible = "snps,dwc3";
+				reg = <0xf9200000 0xcc00>;
+				interrupts = <0 131 IRQ_TYPE_LEVEL_HIGH>;
+				snps,dis_u2_susphy_quirk;
+				snps,dis_enblslpm_quirk;
+				maximum-speed = "high-speed";
+				dr_mode = "peripheral";
+			};
+		};
+
 		sdhc1: sdhci@...24900 {
 			compatible = "qcom,sdhci-msm-v4";
 			reg = <0xf9824900 0x1a0>, <0xf9824000 0x800>;
-- 
2.27.0