target/linux/bcm53xx/patches-5.10/035-v5.18-0002-ARM-dts-NSP-MX6X-get-mac-address-from-eeprom.patch

   1 From 66848aff05f669e95795b5f3a163f4762781333e Mon Sep 17 00:00:00 2001
   2 From: Matthew Hagan <mnhagan88@gmail.com>
   3 Date: Wed, 23 Feb 2022 23:50:39 +0000
   4 Subject: [PATCH] ARM: dts: NSP: MX6X: get mac-address from eeprom
   5
   6 The MAC address on the MX64/MX65 series is located on the AT24 EEPROM.
   7 This is the same as other Meraki devices such as the MR32 [1].
   8
   9 [1] https://lore.kernel.org/linux-arm-kernel/fa8271d02ef74a687f365cebe5c55ec846963ab7.1631986106.git.chunkeey@gmail.com/
  10
  11 Signed-off-by: Matthew Hagan <mnhagan88@gmail.com>
  12 Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
  13 ---
  14  arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi | 8 ++++++++
  15  1 file changed, 8 insertions(+)
  16
  17 --- a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
  18 +++ b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
  19 @@ -39,6 +39,8 @@
  20
  21  &amac2 {
  22         status = "okay";
  23 +       nvmem-cells = <&mac_address>;
  24 +       nvmem-cell-names = "mac-address";
  25  };
  26
  27  &ehci0 {
  28 @@ -53,6 +55,12 @@
  29                 reg = <0x50>;
  30                 pagesize = <32>;
  31                 read-only;
  32 +               #address-cells = <1>;
  33 +               #size-cells = <1>;
  34 +
  35 +               mac_address: mac-address@66 {
  36 +                       reg = <0x66 0x6>;
  37 +               };
  38         };
  39  };
  40