[PATCH 1/3] ARM: dts: sam9x60: add pincontrol for USB Host

From: cristian.birsan
Date: Wed Nov 18 2020 - 07:00:55 EST


From: Cristian Birsan <cristian.birsan@xxxxxxxxxxxxx>

The pincontrol node is needed for USB Host since Linux v5.7-rc1. Without
it the driver probes but VBus is not powered because of wrong pincontrol
configuration.

Fixes: 1e5f532c2737 ("ARM: dts: at91: sam9x60: add device tree for soc and board")
Signed-off-by: Cristian Birsan <cristian.birsan@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/at91-sam9x60ek.dts | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
index eae28b82c7fd..0e3b6147069f 100644
--- a/arch/arm/boot/dts/at91-sam9x60ek.dts
+++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
@@ -569,6 +569,13 @@ pinctrl_usba_vbus: usba_vbus {
atmel,pins = <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
};
};
+
+ usb1 {
+ pinctrl_usb_default: usb_default {
+ atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
}; /* pinctrl */

&pmc {
@@ -684,6 +691,8 @@ &usb1 {
atmel,vbus-gpio = <0
&pioD 15 GPIO_ACTIVE_HIGH
&pioD 16 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};

--
2.25.1