ARM: dts: BCM5301X: Retrieve gmac1 MAC address from NVRAM on Asus RT-AC88U

The et1macaddr NVRAM variable contains a MAC address for gmac1 on Asus
RT-AC88U. Add NVMEM cell for it and reference it in the gmac1 node.

Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Acked-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/arch/arm/boot/dts/bcm47094-asus-rt-ac88u.dts b/arch/arm/boot/dts/bcm47094-asus-rt-ac88u.dts
index 5696dd5..2f944d1 100644 (file)
--- a/arch/arm/boot/dts/bcm47094-asus-rt-ac88u.dts
+++ b/arch/arm/boot/dts/bcm47094-asus-rt-ac88u.dts
@@ -25,6 +25,9 @@
        nvram@1c080000 {
                compatible = "brcm,nvram";
                reg = <0x1c080000 0x00180000>;
+
+               et1macaddr: et1macaddr {
+               };
        };
 
        leds {
@@ -239,6 +242,11 @@
        };
 };
 
+&gmac1 {
+       nvmem-cells = <&et1macaddr>;
+       nvmem-cell-names = "mac-address";
+};
+
 &usb2 {
        vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
 };