From 72f8ae3f8d6dbde8d37e597489f9813c597e846b Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Thu, 10 Jan 2019 12:42:40 +0100 Subject: [PATCH] arm64: tegra: Enable XUSB on P2771 Enable the relevant pads for XUSB support on P2771-0000 and hook up the USB supply voltage regulators to the ports. Signed-off-by: Thierry Reding --- .../boot/dts/nvidia/tegra186-p2771-0000.dts | 115 ++++++++++++++++++ .../arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 19 ++- 2 files changed, 130 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts index 31457f32e4d0..75ee6cf1e1b4 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts @@ -58,6 +58,93 @@ hda@3510000 { status = "okay"; }; + padctl@3520000 { + status = "okay"; + + avdd-pll-erefeut-supply = <&vdd_1v8_pll>; + avdd-usb-supply = <&vdd_3v3_sys>; + dvdd-pex-supply = <&vdd_pex>; + dvdd-pex-pll-supply = <&vdd_pex>; + hvdd-pex-supply = <&vdd_1v8>; + hvdd-pex-pll-supply = <&vdd_1v8>; + vclamp-usb-supply = <&vdd_1v8>; + vddio-hsic-supply = <&gnd>; + + pads { + usb2 { + status = "okay"; + + lanes { + usb2-0 { + nvidia,function = "xusb"; + status = "okay"; + }; + + usb2-1 { + nvidia,function = "xusb"; + status = "okay"; + }; + + usb2-2 { + nvidia,function = "xusb"; + status = "okay"; + }; + }; + }; + + usb3 { + status = "okay"; + + lanes { + usb3-0 { + nvidia,function = "xusb"; + status = "okay"; + }; + + usb3-1 { + nvidia,function = "xusb"; + status = "okay"; + }; + + usb3-2 { + nvidia,function = "xusb"; + status = "okay"; + }; + }; + }; + }; + + ports { + usb2-0 { + status = "okay"; + mode = "otg"; + + vbus-supply = <&vdd_usb0>; + }; + + usb2-1 { + status = "okay"; + mode = "host"; + + vbus-supply = <&vdd_usb1>; + }; + + usb3-0 { + nvidia,usb2-companion = <1>; + status = "okay"; + }; + }; + }; + + usb@3530000 { + status = "okay"; + + phys = <&{/padctl@3520000/pads/usb2/lanes/usb2-0}>, + <&{/padctl@3520000/pads/usb2/lanes/usb2-1}>, + <&{/padctl@3520000/pads/usb3/lanes/usb3-0}>; + phy-names = "usb2-0", "usb2-1", "usb3-0"; + }; + pcie@10003000 { status = "okay"; @@ -182,5 +269,33 @@ vdd_hdmi: regulator@101 { vin-supply = <&vdd_5v0_sys>; }; + + vdd_usb0: regulator@102 { + compatible = "regulator-fixed"; + reg = <102>; + + regulator-name = "VDD_USB0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + + gpio = <&gpio TEGRA_MAIN_GPIO(L, 4) GPIO_ACTIVE_HIGH>; + enable-active-high; + + vin-supply = <&vdd_5v0_sys>; + }; + + vdd_usb1: regulator@103 { + compatible = "regulator-fixed"; + reg = <103>; + + regulator-name = "VDD_USB1"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + + gpio = <&gpio TEGRA_MAIN_GPIO(L, 5) GPIO_ACTIVE_HIGH>; + enable-active-high; + + vin-supply = <&vdd_5v0_sys>; + }; }; }; diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi index 89a2da46efae..952062f0b9a9 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi @@ -291,7 +291,7 @@ vdd_3v3_sys: sd3 { regulator-boot-on; }; - ldo0 { + vdd_1v8_pll: ldo0 { regulator-name = "VDD_1V8_AP_PLL"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -360,10 +360,21 @@ regulators { #address-cells = <1>; #size-cells = <0>; - vdd_5v0_sys: regulator@0 { + gnd: regulator@0 { compatible = "regulator-fixed"; reg = <0>; + regulator-name = "GND"; + regulator-min-microvolt = <0>; + regulator-max-microvolt = <0>; + regulator-always-on; + regulator-boot-on; + }; + + vdd_5v0_sys: regulator@1 { + compatible = "regulator-fixed"; + reg = <1>; + regulator-name = "VDD_5V0_SYS"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; @@ -371,9 +382,9 @@ vdd_5v0_sys: regulator@0 { regulator-boot-on; }; - vdd_1v8_ap: regulator@1 { + vdd_1v8_ap: regulator@2 { compatible = "regulator-fixed"; - reg = <1>; + reg = <2>; regulator-name = "VDD_1V8_AP"; regulator-min-microvolt = <1800000>; -- 2.45.2