[PATCH 5.4 161/453] ARM: dts: at91: sama5d4_xplained: add pincontrol for USB Host

From: Greg Kroah-Hartman
Date: Mon Dec 28 2020 - 10:45:18 EST


From: Cristian Birsan <cristian.birsan@xxxxxxxxxxxxx>

[ Upstream commit be4dd2d448816a27c1446f8f37fce375daf64148 ]

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@xxxxxxxxxxxxx>
Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20201118120019.1257580-3-cristian.birsan@xxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 fdfc37d716e01..1d101067371b4 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -133,6 +133,11 @@
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>;
@@ -158,6 +163,8 @@
&pioE 11 GPIO_ACTIVE_HIGH
&pioE 14 GPIO_ACTIVE_HIGH
>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};

--
2.27.0