openwrt/target/linux/bcm53xx/patches-5.10/033-v5.16-0022-ARM-BCM53016-MR32-get-mac-address-from-nvmem.patch
Rafał Miłecki 366be2183e bcm53xx: backport early DT patches queued for 5.16
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
2021-09-23 07:55:55 +02:00

42 lines
998 B
Diff

From 477ffdbdf389cc91294d66e251cc6f856da5820c Mon Sep 17 00:00:00 2001
From: Christian Lamparter <chunkeey@gmail.com>
Date: Sat, 18 Sep 2021 19:29:31 +0200
Subject: [PATCH] ARM: BCM53016: MR32: get mac-address from nvmem
The MAC-Address of the MR32's sole ethernet port is
located in offset 0x66 of the attached AT24C64 eeprom.
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
arch/arm/boot/dts/bcm53016-meraki-mr32.dts | 11 +++++++++++
1 file changed, 11 insertions(+)
--- a/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
+++ b/arch/arm/boot/dts/bcm53016-meraki-mr32.dts
@@ -110,6 +110,12 @@
reg = <0x50>;
pagesize = <32>;
read-only;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ mac_address: mac-address@66 {
+ reg = <0x66 0x6>;
+ };
};
};
};
@@ -133,6 +139,11 @@
*/
};
+&gmac0 {
+ nvmem-cell-names = "mac-address";
+ nvmem-cells = <&mac_address>;
+};
+
&gmac1 {
status = "disabled";
};