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a=rsa-sha256; c=relaxed/relaxed; d=ew.tq-group.com; s=dkim; t=1733411259; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=smbLgrckE25I2ak+4aah04Lb2EF2OUKb5fz0/VhJ75I=; b=DJRRMfH0BmXxQ69J9qzYp6PivF8XSEGNBASYXXiYuJd/rZqoSRiRQc1vQVCVSCckroofek 2Y8KOGe+A5QoRIg027e2s+hwKjzUnPPUAS2W2OVOGhzDUoITPb6b+E+YMhWDPRSnQp/JzL wEnsUQGdXNPEYScdC/+ckaEQneDO/ksHM18vHH+pEDGhxonL/64pnerxGivO5R39U7G5jp xma5cK8UsJFf9aV79vD5hqmp95CZYM/c/gi8vRrq/XUZncy/ABR5sFa6ASBiRxb4bzCChz OhtDoF/iHQqHvRqdUwXXWNO44K3DI/irQWT7Hrf7JE9d4vKVRyQTJSUkV0J7OQ== From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Peng Fan Cc: Markus Niebel , linux@ew.tq-group.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexander Stein Subject: [PATCH v2 2/2] arm64: dt: imx93-tqma9352-mba93xxla: enable Open Drain for MDIO Date: Thu, 5 Dec 2024 16:07:29 +0100 Message-Id: <20241205150730.3132807-2-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241205150730.3132807-1-alexander.stein@ew.tq-group.com> References: <20241205150730.3132807-1-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241205_070745_665366_F1696333 X-CRM114-Status: GOOD ( 10.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Markus Niebel The board has a pull-up resistor for MDIO pin per PHY design guide. When MDIO is idle, it needs to be high and open drain is better to be used here for power saving. Signed-off-by: Markus Niebel Signed-off-by: Alexander Stein Reviewed-by: Peng Fan --- Changes in v2: * Update commit message .../arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts index 0b4b3bb866d06..2e953a05c590e 100644 --- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts @@ -597,8 +597,8 @@ pinctrl_eqos: eqosgrp { fsl,pins = < /* PD | FSEL_2 | DSE X4 */ MX93_PAD_ENET1_MDC__ENET_QOS_MDC 0x51e - /* SION | HYS | FSEL_2 | DSE X4 */ - MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x4000111e + /* SION | HYS | ODE | FSEL_2 | DSE X4 */ + MX93_PAD_ENET1_MDIO__ENET_QOS_MDIO 0x4000191e /* HYS | FSEL_0 | DSE no drive */ MX93_PAD_ENET1_RD0__ENET_QOS_RGMII_RD0 0x1000 MX93_PAD_ENET1_RD1__ENET_QOS_RGMII_RD1 0x1000 @@ -629,8 +629,8 @@ pinctrl_fec: fecgrp { fsl,pins = < /* PD | FSEL_2 | DSE X4 */ MX93_PAD_ENET2_MDC__ENET1_MDC 0x51e - /* SION | HYS | FSEL_2 | DSE X4 */ - MX93_PAD_ENET2_MDIO__ENET1_MDIO 0x4000111e + /* SION | HYS | ODE | FSEL_2 | DSE X4 */ + MX93_PAD_ENET2_MDIO__ENET1_MDIO 0x4000191e /* HYS | FSEL_0 | DSE no drive */ MX93_PAD_ENET2_RD0__ENET1_RGMII_RD0 0x1000 MX93_PAD_ENET2_RD1__ENET1_RGMII_RD1 0x1000