linux-kernel - [PATCH 2/4] ARM: dts: BCM5301X: provide address for SoC MACs on ASUS RT-AC3100 & AC88U

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Message-Id: <20240414-for-soc-asus-rt-ac3100-improvements-v1-2-0e40caf1a70a@arinc9.com>
Date: Sun, 14 Apr 2024 20:01:22 +0300
From: Arınç ÜNAL via B4 Relay <devnull+arinc.unal.arinc9.com@...nel.org>
To: Florian Fainelli <florian.fainelli@...adcom.com>, 
 Hauke Mehrtens <hauke@...ke-m.de>, 
 Rafał Miłecki <zajec5@...il.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Arınç ÜNAL <arinc.unal@...nc9.com>
Subject: [PATCH 2/4] ARM: dts: BCM5301X: provide address for SoC MACs on
 ASUS RT-AC3100 & AC88U

From: Arınç ÜNAL <arinc.unal@...nc9.com>

Do not leave the providing of a MAC address for an SoC MAC to a driver.
Describe it on the bindings. Provide a distinct MAC address for each SoC
MAC.

Signed-off-by: Arınç ÜNAL <arinc.unal@...nc9.com>
---
 arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac3100.dts | 13 ++++++++++++-
 arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac88u.dts  |  8 +++++++-
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac3100.dts b/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac3100.dts
index 5f089307cd8c..1655ac95769c 100644
--- a/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac3100.dts
+++ b/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac3100.dts
@@ -13,11 +13,22 @@ / {
 
 	nvram@...80000 {
 		et0macaddr: et0macaddr {
+			#nvmem-cell-cells = <1>;
 		};
 	};
 };
 
 &gmac0 {
-	nvmem-cells = <&et0macaddr>;
+	nvmem-cells = <&et0macaddr 0>;
+	nvmem-cell-names = "mac-address";
+};
+
+&gmac1 {
+	nvmem-cells = <&et0macaddr 1>;
+	nvmem-cell-names = "mac-address";
+};
+
+&gmac2 {
+	nvmem-cells = <&et0macaddr 2>;
 	nvmem-cell-names = "mac-address";
 };
diff --git a/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac88u.dts b/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac88u.dts
index fd344b55087e..c78f0c7b137d 100644
--- a/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac88u.dts
+++ b/arch/arm/boot/dts/broadcom/bcm47094-asus-rt-ac88u.dts
@@ -13,6 +13,7 @@ / {
 
 	nvram@...80000 {
 		et1macaddr: et1macaddr {
+			#nvmem-cell-cells = <1>;
 		};
 	};
 
@@ -117,6 +118,11 @@ &gmac0 {
 };
 
 &gmac1 {
-	nvmem-cells = <&et1macaddr>;
+	nvmem-cells = <&et1macaddr 0>;
+	nvmem-cell-names = "mac-address";
+};
+
+&gmac2 {
+	nvmem-cells = <&et1macaddr 1>;
 	nvmem-cell-names = "mac-address";
 };

-- 
2.40.1