linux-kernel - [Patch V4 17/19] arm64: tegra: Add xudc node for Tegra186

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Message-ID: <1580815025-10915-18-git-send-email-nkristam@nvidia.com>
Date:   Tue, 4 Feb 2020 16:47:03 +0530
From:   Nagarjuna Kristam <nkristam@...dia.com>
To:     <balbi@...nel.org>, <gregkh@...uxfoundation.org>,
        <thierry.reding@...il.com>, <jonathanh@...dia.com>,
        <mark.rutland@....com>, <robh+dt@...nel.org>, <kishon@...com>
CC:     <devicetree@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Nagarjuna Kristam <nkristam@...dia.com>
Subject: [Patch V4 17/19] arm64: tegra: Add xudc node for Tegra186

Tegra186 has one XUSB device mode controller, which can be operated
HS and SS modes. Add DT entry for XUSB device mode controller.

Signed-off-by: Nagarjuna Kristam <nkristam@...dia.com>
---
V2-V4:
 - No changes in this version
---
 arch/arm64/boot/dts/nvidia/tegra186.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index c905527..58100fb 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -572,6 +572,25 @@
 		nvidia,xusb-padctl = <&padctl>;
 	};
 
+	usb@...0000 {
+		compatible = "nvidia,tegra186-xudc";
+		reg = <0x0 0x03550000 0x0 0x8000>,
+		      <0x0 0x03558000 0x0 0x1000>;
+		reg-names = "base", "fpci";
+		interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&bpmp TEGRA186_CLK_XUSB_CORE_DEV>,
+			 <&bpmp TEGRA186_CLK_XUSB_SS>,
+			 <&bpmp TEGRA186_CLK_XUSB_CORE_SS>,
+			 <&bpmp TEGRA186_CLK_XUSB_FS>;
+		clock-names = "dev", "ss", "ss_src", "fs_src";
+		iommus = <&smmu TEGRA186_SID_XUSB_DEV>;
+		power-domains = <&bpmp TEGRA186_POWER_DOMAIN_XUSBB>,
+				<&bpmp TEGRA186_POWER_DOMAIN_XUSBA>;
+		power-domain-names = "dev", "ss";
+		nvidia,xusb-padctl = <&padctl>;
+		status = "disabled";
+	};
+
 	fuse@...0000 {
 		compatible = "nvidia,tegra186-efuse";
 		reg = <0x0 0x03820000 0x0 0x10000>;
-- 
2.7.4