openwrt/target/linux/bcm53xx/patches-5.4/034-v5.11-0006-ARM-dts-BCM5301X-Linksys-EA9500-make-use-of-pinctrl.patch

From c862059875cffc013ee27bf9759ac288224e7a14 Mon Sep 17 00:00:00 2001
From: Vivek Unune <npcomplete13@gmail.com>
Date: Wed, 4 Nov 2020 15:29:52 -0500
Subject: [PATCH] ARM: dts: BCM5301X: Linksys EA9500 make use of pinctrl

Now that we have a pin controller, use that instead of manuplating the
mdio/mdc pins directly. i.e. we no longer require the mdio-mii-mux

Signed-off-by: Vivek Unune <npcomplete13@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 .../boot/dts/bcm47094-linksys-panamera.dts    | 26 +++----------------
 1 file changed, 4 insertions(+), 22 deletions(-)

--- a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
+++ b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
@@ -123,33 +123,13 @@
 		};
 	};
 
-	mdio-bus-mux {
-		#address-cells = <1>;
-		#size-cells = <0>;
+	mdio-bus-mux@18003000 {
 
 		/* BIT(9) = 1 => external mdio */
-		mdio_ext: mdio@200 {
+		mdio@200 {
 			reg = <0x200>;
 			#address-cells = <1>;
 			#size-cells = <0>;
-		};
-	};
-
-	mdio-mii-mux {
-		compatible = "mdio-mux-mmioreg";
-		mdio-parent-bus = <&mdio_ext>;
-		#address-cells = <1>;
-		#size-cells = <0>;
-		reg = <0x1800c1c0 0x4>;
-
-		/* BIT(6) = mdc, BIT(7) = mdio */
-		mux-mask = <0xc0>;
-
-		mdio-mii@0 {
-			/* Enable MII function */
-			reg = <0x0>;
-			#address-cells = <1>;
-			#size-cells = <0>;
 
 			switch@0  {
 				compatible = "brcm,bcm53125";
@@ -159,6 +139,8 @@
 				reset-names = "robo_reset";
 				reg = <0>;
 				dsa,member = <1 0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinmux_mdio>;
 
 				ports {
 					#address-cells = <1>;