[PATCH 4.9 079/175] ARM: dts: at91: sama5d3_xplained: add pincontrol for USB Host

Greg Kroah-Hartman
2020-12-28T13:02:30Z

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

[ Upstream commit e1062fa7292f1e3744db0a487c4ac0109e09b03d ]

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: b7c2b61570798 ("ARM: at91: add Atmel's SAMA5D3 Xplained board")
Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Link: https://lore.kernel.org/r/20201118120019.1257580-4-cristian.birsan@microchip.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/arm/boot/dts/at91-sama5d3_xplained.dts | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index 5a53fcf542abb..07133c5ad2944 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -231,6 +231,11 @@
atmel,pins =
<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PE9, conflicts with A9 */
};
+ pinctrl_usb_default: usb_default {
+ atmel,pins =
+ <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
};
};
};
@@ -288,6 +293,8 @@
&pioE 3 GPIO_ACTIVE_LOW
&pioE 4 GPIO_ACTIVE_LOW
>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};

--
2.27.0