ARM: dts: NSP: MX6X: get mac-address from eeprom

The MAC address on the MX64/MX65 series is located on the AT24 EEPROM.
This is the same as other Meraki devices such as the MR32 [1].

[1] https://lore.kernel.org/linux-arm-kernel/fa8271d02ef74a687f365cebe5c55ec846963ab7.1631986106.git.chunkeey@gmail.com/

Signed-off-by: Matthew Hagan <mnhagan88@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
index 6519b7c61af12ba42b08bcd5083bba691d42a535..5de727de6a4b5622c12329dd56f2b4a0309d882f 100644 (file)
--- a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
+++ b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
@@ -39,6 +39,8 @@
 
 &amac2 {
        status = "okay";
+       nvmem-cells = <&mac_address>;
+       nvmem-cell-names = "mac-address";
 };
 
 &ehci0 {
@@ -53,6 +55,12 @@
                reg = <0x50>;
                pagesize = <32>;
                read-only;
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               mac_address: mac-address@66 {
+                       reg = <0x66 0x6>;
+               };
        };
 };