[PATCH V2 1/2] arm64: dts: imx8mm-evk: add phy-reset-gpios for fec1

From: Peng Fan
Date: Mon Oct 21 2019 - 06:19:22 EST


From: Peng Fan <peng.fan@xxxxxxx>

We should not rely on bootloader to configure the phy reset.
So introduce phy-reset-gpios property to let Linux handle phy reset
itself.

Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
Reviewed-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
---

V2:
U-Boot->bootloader
Add R-b tag

arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
index faefb7182af1..e4d66f7db09d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts
@@ -80,6 +80,7 @@
pinctrl-0 = <&pinctrl_fec1>;
phy-mode = "rgmii-id";
phy-handle = <&ethphy0>;
+ phy-reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
fsl,magic-packet;
status = "okay";

--
2.16.4