[PATCH 1/3] ARM: dts: r8a7742-iwg21d-q7: Enable HSUSB, USB2.0 and XHCI
From: Lad Prabhakar
Date: Wed May 27 2020 - 16:24:40 EST
Enable support for HSUB, USB2.0 and xhci on iWave RZ/G1H carrier board.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 51 +++++++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index f23c2ba..f62485a 100644
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -61,6 +61,32 @@
};
};
+&hsusb {
+ pinctrl-0 = <&usb0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pci0 {
+ pinctrl-0 = <&usb0_pins>;
+ pinctrl-names = "default";
+ /* Disable hsusb to enable USB2.0 host mode support */
+ /* status = "okay"; */
+};
+
+&pci1 {
+ pinctrl-0 = <&usb1_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pci2 {
+ pinctrl-0 = <&usb2_pins>;
+ pinctrl-names = "default";
+ /* Disable xhci to enable USB2.0 host mode support */
+ /* status = "okay"; */
+};
+
&pfc {
avb_pins: avb {
groups = "avb_mdio", "avb_gmii";
@@ -88,6 +114,21 @@
function = "sdhi2";
power-source = <1800>;
};
+
+ usb0_pins: usb0 {
+ groups = "usb0";
+ function = "usb0";
+ };
+
+ usb1_pins: usb1 {
+ groups = "usb1";
+ function = "usb1";
+ };
+
+ usb2_pins: usb2 {
+ groups = "usb2";
+ function = "usb2";
+ };
};
&rwdt {
@@ -122,3 +163,13 @@
sd-uhs-sdr50;
status = "okay";
};
+
+&usbphy {
+ status = "okay";
+};
+
+&xhci {
+ pinctrl-0 = <&usb2_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
--
2.7.4