Thread (8 messages) 8 messages, 3 authors, 2020-11-24
STALE2047d LANDED

[PATCH 2/3] ARM: dts: at91: sama5d4_xplained: add pincontrol for USB Host

From: <cristian.birsan@microchip.com>
Date: 2020-11-18 12:01:13
Also in: linux-devicetree, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

From: Cristian Birsan <cristian.birsan@microchip.com>

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: 38153a017896f ("ARM: at91/dt: sama5d4: add dts for sama5d4 xplained board")
Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
---
 arch/arm/boot/dts/at91-sama5d4_xplained.dts | 7 +++++++
 1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
index e5974a17374c..0b3ad1b580b8 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -134,6 +134,11 @@ pinctrl_usba_vbus: usba_vbus {
 						atmel,pins =
 							<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 					};
+					pinctrl_usb_default: usb_default {
+						atmel,pins =
+							<AT91_PIOE 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+							 AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+					};
 					pinctrl_key_gpio: key_gpio_0 {
 						atmel,pins =
 							<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
@@ -159,6 +164,8 @@ usb1: ohci@500000 {
 					   &pioE 11 GPIO_ACTIVE_HIGH
 					   &pioE 14 GPIO_ACTIVE_HIGH
 					  >;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb_default>;
 			status = "okay";
 		};
 
-- 
2.25.1


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