[cip-dev] [PATCH 4.4.y-cip 9/9] ARM: dts: r8a7742-iwg21d-q7: Enable HSUSB, USB2.0 and xHCI

[Biju Das <biju.das.jz@bp.renesas.com>]

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From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

commit eb302bb9c7ab9bbf8358b97b5f8b1c363af48239 upstream.

Enable support for HSUSB, USB2.0 and xHCI on iWave RZ/G1H carrier board.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/1595005225-11519-3-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
[biju: sorted the nodes as per mainline]
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 42 +++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index 4adcf97ae7c4..958edef2004c 100644
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -150,6 +150,12 @@
 	};
 };
 
+&hsusb {
+	pinctrl-0 = <&usb0_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &msiof0 {
 	pinctrl-0 = <&msiof0_pins>;
 	pinctrl-names = "default";
@@ -176,6 +182,24 @@
 	};
 };
 
+&pci0 {
+	pinctrl-0 = <&usb0_pins>;
+	pinctrl-names = "default";
+	/* Disable hsusb to enable USB2.0 host mode support on J2 */
+	/* status = "okay"; */
+};
+
+&pci1 {
+	pinctrl-0 = <&usb1_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+&pci2 {
+	/* Disable xhci to enable USB2.0 host mode support on J23 bottom port */
+	/* status = "okay"; */
+};
+
 &pcie_bus_clk {
 	clock-frequency = <100000000>;
 };
@@ -224,6 +248,16 @@
 		groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 		function = "ssi";
 	};
+
+	usb0_pins: usb0 {
+		groups = "usb0";
+		function = "usb0";
+	};
+
+	usb1_pins: usb1 {
+		groups = "usb1_pwen";
+		function = "usb1";
+	};
 };
 
 &rcar_sound {
@@ -268,3 +302,11 @@
 &ssi4 {
 	shared-pin;
 };
+
+&usbphy {
+	status = "okay";
+};
+
+&xhci {
+	status = "okay";
+};
-- 
2.17.1


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