From: Joy Zou <joy.zou@nxp.com>
Date: Tue, 19 May 2026 11:15:19 +0000 (+0800)
Subject: arm64: dts: imx91-9x9-qsb: add reset gpios for ethernet PHYs
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c2f2b0e494a7bfa97081946ee4fad218b4cdf7bc;p=thirdparty%2Flinux.git

arm64: dts: imx91-9x9-qsb: add reset gpios for ethernet PHYs

The PHYs of the EQOS interface is supported to be reset by I2C GPIO
expander. So add the support to reset PHYs.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---

diff --git a/arch/arm64/boot/dts/freescale/imx91-9x9-qsb.dts b/arch/arm64/boot/dts/freescale/imx91-9x9-qsb.dts
index 62549a6de1b6..ea8cf14e0bc6 100644
--- a/arch/arm64/boot/dts/freescale/imx91-9x9-qsb.dts
+++ b/arch/arm64/boot/dts/freescale/imx91-9x9-qsb.dts
@@ -83,6 +83,9 @@
 		ethphy1: ethernet-phy@1 {
 			compatible = "ethernet-phy-ieee802.3-c22";
 			reg = <1>;
+			reset-gpios = <&pcal6524 15 GPIO_ACTIVE_LOW>;
+			reset-assert-us = <10000>;
+			reset-deassert-us = <80000>;
 			realtek,clkout-disable;
 		};
 	};