target/linux/bcm53xx/patches-5.15/030-v5.16-0022-ARM-BCM53016-MR32-get-mac-address-from-nvmem.patch

   1 From 477ffdbdf389cc91294d66e251cc6f856da5820c Mon Sep 17 00:00:00 2001
   2 From: Christian Lamparter <chunkeey@gmail.com>
   3 Date: Sat, 18 Sep 2021 19:29:31 +0200
   4 Subject: [PATCH] ARM: BCM53016: MR32: get mac-address from nvmem
   5
   6 The MAC-Address of the MR32's sole ethernet port is
   7 located in offset 0x66 of the attached AT24C64 eeprom.
   8
   9 Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
  10 Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
  11 ---
  12  arch/arm/boot/dts/bcm53016-meraki-mr32.dts | 11 +++++++++++
  13  1 file changed, 11 insertions(+)
  14
  15 --- a/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
  16 +++ b/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
  17 @@ -110,6 +110,12 @@
  18                         reg = <0x50>;
  19                         pagesize = <32>;
  20                         read-only;
  21 +                       #address-cells = <1>;
  22 +                       #size-cells = <1>;
  23 +
  24 +                       mac_address: mac-address@66 {
  25 +                               reg = <0x66 0x6>;
  26 +                       };
  27                 };
  28         };
  29  };
  30 @@ -133,6 +139,11 @@
  31          */
  32  };
  33
  34 +&gmac0 {
  35 +       nvmem-cell-names = "mac-address";
  36 +       nvmem-cells = <&mac_address>;
  37 +};
  38 +
  39  &gmac1 {
  40         status = "disabled";
  41  };