linux-kernel - [PATCH v2 6/6] MIPS: mobileye: eyeq5: add bootloader config reserved memory

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Message-Id: <20241209-rmem-v2-6-cbc0e8c08a21@bootlin.com>
Date: Mon, 09 Dec 2024 16:59:40 +0100
From: Théo Lebrun <theo.lebrun@...tlin.com>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Nicolas Saenz Julienne <nsaenz@...nel.org>, 
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-mips@...r.kernel.org, 
 Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>, 
 Grégory Clement <gregory.clement@...tlin.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Tawfik Bayouk <tawfik.bayouk@...ileye.com>, 
 Théo Lebrun <theo.lebrun@...tlin.com>
Subject: [PATCH v2 6/6] MIPS: mobileye: eyeq5: add bootloader config
 reserved memory

Add a new reserved-memory node, containing bootloader config with MAC
addresses for both ethernet instances of the SoC.

Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
---
 arch/mips/boot/dts/mobileye/eyeq5.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/mips/boot/dts/mobileye/eyeq5.dtsi b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
index 5d73e8320b8efc1b4f68923482bf188c4345f1cb..a84e6e720619ef99e1405ae6296d8bad1aa3fa23 100644
--- a/arch/mips/boot/dts/mobileye/eyeq5.dtsi
+++ b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
@@ -49,6 +49,28 @@ mini_coredump0_reserved: mini-coredump0@...200000 {
 		mhm_reserved_0: the-mhm-reserved-0@0 {
 			reg = <0x8 0x00000000 0x0 0x0000800>;
 		};
+
+		nvram@...fe00 {
+			compatible = "mobileye,eyeq5-bootloader-config", "nvmem-rmem";
+			reg = <0x0 0x0461fe00 0x0 0x200>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			no-map;
+
+			nvmem-layout {
+				compatible = "fixed-layout";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				eth0_mac: mac@7c {
+					reg = <0x7c 0x6>;
+				};
+
+				eth1_mac: mac@82 {
+					reg = <0x82 0x6>;
+				};
+			};
+		};
 	};
 
 	aliases {

-- 
2.47.1