From 03bd268ae048647520075edda5ede29be46c317d Mon Sep 17 00:00:00 2001
From: E Shattow <e@freeshell.de>
Date: Wed, 27 Nov 2024 07:15:05 -0800
Subject: [PATCH 1/2] riscv: dts: starfive: jh7110-pine64-star64: enable usb0
 host function

Pine64 Star64 board routes all four USB-A ports to USB0 on the SoC.
Set JH7110 on-chip USB host mode and vbus pin assignment accordingly.

Signed-off-by: E Shattow <e@freeshell.de>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../boot/dts/starfive/jh7110-pine64-star64.dts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-pine64-star64.dts b/arch/riscv/boot/dts/starfive/jh7110-pine64-star64.dts
index fe4a490ecc61..b764d4d92fd9 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-pine64-star64.dts
+++ b/arch/riscv/boot/dts/starfive/jh7110-pine64-star64.dts
@@ -80,7 +80,23 @@ &spi0 {
 	status = "okay";
 };
 
+&sysgpio {
+	usb0_pins: usb0-0 {
+		vbus-pins {
+			pinmux = <GPIOMUX(25,  GPOUT_SYS_USB_DRIVE_VBUS,
+					       GPOEN_ENABLE,
+					       GPI_NONE)>;
+			bias-disable;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+	};
+};
+
 &usb0 {
-	dr_mode = "peripheral";
+	dr_mode = "host";
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_pins>;
 	status = "okay";
 };

From 708d55db3edbe2ccf88d94b5f2e2b404bc0ba37c Mon Sep 17 00:00:00 2001
From: E Shattow <e@freeshell.de>
Date: Wed, 27 Nov 2024 07:49:23 -0800
Subject: [PATCH 2/2] riscv: dts: starfive: jh7110-milkv-mars: enable usb0 host
 function

Milk-V Mars board routes one of four USB-A ports to USB0 on the SoC
rather than to the VL805 USB 3.0 <-> PCIe chip.
Set JH7110 on-chip USB host mode and vbus pin assignment accordingly.

Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: E Shattow <e@freeshell.de>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../boot/dts/starfive/jh7110-milkv-mars.dts    | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts b/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
index 0d248b671d4b..3bd62ab78523 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
+++ b/arch/riscv/boot/dts/starfive/jh7110-milkv-mars.dts
@@ -53,7 +53,23 @@ &spi0 {
 	status = "okay";
 };
 
+&sysgpio {
+	usb0_pins: usb0-0 {
+		vbus-pins {
+			pinmux = <GPIOMUX(25, GPOUT_SYS_USB_DRIVE_VBUS,
+					      GPOEN_ENABLE,
+					      GPI_NONE)>;
+			bias-disable;
+			input-disable;
+			input-schmitt-disable;
+			slew-rate = <0>;
+		};
+	};
+};
+
 &usb0 {
-	dr_mode = "peripheral";
+	dr_mode = "host";
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_pins>;
 	status = "okay";
 };