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Message-ID: <20250430081849.1827688-1-alexander.stein@ew.tq-group.com>
Date: Wed, 30 Apr 2025 10:18:48 +0200
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Alexander Stein <alexander.stein@...tq-group.com>,
	Markus Niebel <Markus.Niebel@...tq-group.com>
Cc: linux@...tq-group.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/1] arm64: dts: imx93-tqma9352-mba91xxca: disable Open Drain for MDIO

From: Markus Niebel <Markus.Niebel@...tq-group.com>

Using the MDIO pins with Open Drain causes spec violations of the
signals. Revert the changes.
This is similar to commit 14e66e4b13221 ("Revert "arm64: dts:
imx93-tqma9352-mba93xxca: enable Open Drain for MDIO"")

Fixes: e5bc07026f94 ("arm64: add initial device tree for TQMa93xx/MBa91xxCA")
Signed-off-by: Markus Niebel <Markus.Niebel@...tq-group.com>
Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts
index 7b78faa4bfd09..9dbf41cf394bf 100644
--- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts
@@ -571,7 +571,7 @@ pinctrl_eqos: eqosgrp {
 		fsl,pins = /* PD | FSEL_2 | DSE X4 */
 			   <MX93_PAD_ENET1_MDC__ENET_QOS_MDC				0x51e>,
 			   /* SION | HYS | ODE | FSEL_2 | DSE X4 */
-			   <MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO				0x4000191e>,
+			   <MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO				0x4000111e>,
 			   /* HYS | FSEL_0 | DSE no drive */
 			   <MX93_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0			0x1000>,
 			   <MX93_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1			0x1000>,
@@ -599,7 +599,7 @@ pinctrl_fec: fecgrp {
 		fsl,pins = /* PD | FSEL_2 | DSE X4 */
 			   <MX93_PAD_ENET2_MDC__ENET1_MDC			0x51e>,
 			   /* SION | HYS | ODE | FSEL_2 | DSE X4 */
-			   <MX93_PAD_ENET2_MDIO__ENET1_MDIO			0x4000191e>,
+			   <MX93_PAD_ENET2_MDIO__ENET1_MDIO			0x4000111e>,
 			   /* HYS | FSEL_0 | DSE no drive */
 			   <MX93_PAD_ENET2_RD0__ENET1_RGMII_RD0			0x1000>,
 			   <MX93_PAD_ENET2_RD1__ENET1_RGMII_RD1			0x1000>,
-- 
2.43.0


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