[][kernel][mt7988][eth][phy: mediatek-ge: Change LED pinmux after setting correct polarity]

[Description]
Change LED pinmux after setting correct polarity.
We set four internal phys' polarity first and then switch pinmux. Or LED
will blink unexpectedly.

[Release-log]
N/A

Change-Id: Ie7d209745c3fb565a14a99767c8ac6c69e8b5750
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7352621
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988c-dsa-10g-spim-nand.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988c-dsa-10g-spim-nand.dts
index 6345b44..ba261f6 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988c-dsa-10g-spim-nand.dts
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988c-dsa-10g-spim-nand.dts
@@ -339,7 +339,7 @@
 
 &eth {
 	pinctrl-names = "default";
-	pinctrl-0 = <&mdio0_pins>, <&gbe_led0_pins>;
+	pinctrl-0 = <&mdio0_pins>;
 	status = "okay";
 
 	gmac0: mac@0 {
@@ -429,6 +429,8 @@
 				compatible = "mediatek,dsa-slave-mdio";
 				#address-cells = <1>;
 				#size-cells = <0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&gbe_led0_pins>;
 
 				sphy0: switch_phy0@0 {
 					compatible = "ethernet-phy-id03a2.9481";