Thread (28 messages) flat view 28 messages, 2 authors, 2021-06-16
STALE1917d

[PATCH 02/20] ARM: dts: imx6q-dhcom: Fix ethernet plugin detection problems

From: Christoph Niedermaier <cniedermaier@dh-electronics.com>
Date: 2021-05-26 13:27:19
Subsystem: the rest · Maintainer: Linus Torvalds

To make the ethernet cable plugin detection reliable the
power detection of the smsc phy has been disabled.

Fixes: 52c7a088badd ("ARM: dts: imx6q: Add support for the DHCOM iMX6 SoM and PDK2")
Signed-off-by: Christoph Niedermaier <cniedermaier@dh-electronics.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Marek Vasut <marex@denx.de>
Cc: NXP Linux Team <redacted>
Cc: kernel@dh-electronics.com
To: linux-arm-kernel@lists.infradead.org
---
 arch/arm/boot/dts/imx6q-dhcom-som.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
index 921a277fc3b0..6043be73a1a8 100644
--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
@@ -98,6 +98,7 @@
 			reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
 			reset-assert-us = <1000>;
 			reset-deassert-us = <1000>;
+			smsc,disable-energy-detect; /* Make plugin detection reliable */
 		};
 	};
 };
-- 
2.11.0


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