This commit enables USB host mode at J512 type-C port of Jetson-Xavier.

Signed-off-by: JC Kuo jckuo@nvidia.com --- .../arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 8 +++++++ .../boot/dts/nvidia/tegra194-p2972-0000.dts | 24 +++++++++++++++++-- 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi index d71b7a1140fe..7e7b0eb90c80 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi @@ -93,6 +93,10 @@ padctl@3520000 { vclamp-usb-supply = <&vdd_1v8ao>;

ports { + usb2-0 { + vbus-supply = <&vdd_5v0_sys>; + }; + usb2-1 { vbus-supply = <&vdd_5v0_sys>; }; @@ -105,6 +109,10 @@ usb3-0 { vbus-supply = <&vdd_5v0_sys>; };

+ usb3-2 { + vbus-supply = <&vdd_5v0_sys>; + }; + usb3-3 { vbus-supply = <&vdd_5v0_sys>; }; diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts index 54d057beec59..8697927b1fe7 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts @@ -57,6 +57,10 @@ padctl@3520000 { pads { usb2 { lanes { + usb2-0 { + status = "okay"; + }; + usb2-1 { status = "okay"; }; @@ -73,6 +77,10 @@ usb3-0 { status = "okay"; };

+ usb3-2 { + status = "okay"; + }; + usb3-3 { status = "okay"; }; @@ -81,6 +89,11 @@ usb3-3 { };

ports { + usb2-0 { + mode = "host"; + status = "okay"; + }; + usb2-1 { mode = "host"; status = "okay"; @@ -96,6 +109,11 @@ usb3-0 { status = "okay"; };

+ usb3-2 { + nvidia,usb2-companion = <0>; + status = "okay"; + }; + usb3-3 { nvidia,usb2-companion = <3>; maximum-speed = "super-speed"; @@ -107,11 +125,13 @@ usb3-3 { usb@3610000 { status = "okay";

- phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>, + phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>, + <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>, <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-3}>, <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-0}>, + <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-2}>, <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-3}>; - phy-names = "usb2-1", "usb2-3", "usb3-0", "usb3-3"; + phy-names = "usb2-0", "usb2-1", "usb2-3", "usb3-0", "usb3-2", "usb3-3"; };

pwm@c340000 {