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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Cristian Birsan <cristian.birsan@microchip.com>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Ludovic Desroches <ludovic.desroches@microchip.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.9 078/175] ARM: dts: at91: sama5d4_xplained: add pincontrol for USB Host
Date:   Mon, 28 Dec 2020 13:48:51 +0100
Message-Id: <20201228124857.013195492@linuxfoundation.org>
In-Reply-To: <20201228124853.216621466@linuxfoundation.org>
References: <20201228124853.216621466@linuxfoundation.org>
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From: Cristian Birsan <cristian.birsan@microchip.com>

[ 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@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/20201118120019.1257580-3-cristian.birsan@microchip.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 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 44d1171c7fc04..4ce8656293837 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -152,6 +152,11 @@
 						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>;
@@ -177,6 +182,8 @@
 					   &pioE 11 GPIO_ACTIVE_HIGH
 					   &pioE 14 GPIO_ACTIVE_HIGH
 					  >;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb_default>;
 			status = "okay";
 		};
 
-- 
2.27.0