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From: Matthew Hagan <mnhagan88@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	Matthew Hagan <mnhagan88@gmail.com>,
	Rob Herring <robh+dt@kernel.org>, Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	bcm-kernel-feedback-list@broadcom.com,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH RESUBMIT 1/2] ARM: dts: NSP: MX6X: get mac-address from eeprom
Date: Wed, 23 Feb 2022 23:50:39 +0000	[thread overview]
Message-ID: <20220223235041.2542331-1-mnhagan88@gmail.com> (raw)

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>
---
 arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
index 6519b7c61af1..5de727de6a4b 100644
--- a/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
+++ b/arch/arm/boot/dts/bcm958625-meraki-mx6x-common.dtsi
@@ -39,6 +39,8 @@ led-3 {
 
 &amac2 {
 	status = "okay";
+	nvmem-cells = <&mac_address>;
+	nvmem-cell-names = "mac-address";
 };
 
 &ehci0 {
@@ -53,6 +55,12 @@ eeprom@50 {
 		reg = <0x50>;
 		pagesize = <32>;
 		read-only;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		mac_address: mac-address@66 {
+			reg = <0x66 0x6>;
+		};
 	};
 };
 
-- 
2.27.0


             reply	other threads:[~2022-02-23 23:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-23 23:50 Matthew Hagan [this message]
2022-02-23 23:50 ` [PATCH 2/2] ARM: dts: NSP: MX6X: correct LED function types Matthew Hagan
2022-02-25  0:47   ` Florian Fainelli
2022-02-25  0:46 ` [PATCH RESUBMIT 1/2] ARM: dts: NSP: MX6X: get mac-address from eeprom Florian Fainelli

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