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target_linux_rockchip / Update target_linux_rockchip (openwrt-25.12) (push) Successful in 8s
53 lines
1.2 KiB
Diff
53 lines
1.2 KiB
Diff
From 66f872646878e1f124d39bca3966dc65c2af6eef Mon Sep 17 00:00:00 2001
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From: Chukun Pan <amadeus@jmu.edu.cn>
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Date: Sun, 30 Nov 2025 18:09:03 +0800
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Subject: [PATCH] arm64: dts: rockchip: Use MAC address from EEPROM for
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Radxa E20C
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The EEPROM on the Radxa E20C stores two unique MAC addresses.
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Assigned to network interfaces via device tree.
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Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
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---
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--- a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
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+++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
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@@ -17,7 +17,6 @@
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compatible = "radxa,e20c", "rockchip,rk3528";
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aliases {
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- ethernet0 = &gmac1;
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i2c1 = &i2c1;
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mmc0 = &sdhci;
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mmc1 = &sdmmc;
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@@ -213,6 +212,8 @@
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pinctrl-names = "default";
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pinctrl-0 = <&rgmii_miim>, <&rgmii_tx_bus2>, <&rgmii_rx_bus2>,
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<&rgmii_rgmii_clk>, <&rgmii_rgmii_bus>;
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+ nvmem-cells = <ð_mac1>;
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+ nvmem-cell-names = "mac-address";
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status = "okay";
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};
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@@ -232,6 +233,20 @@
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pagesize = <16>;
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read-only;
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vcc-supply = <&vcc_3v3>;
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+
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+ nvmem-layout {
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+ compatible = "fixed-layout";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+
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+ eth_mac0: macaddr@9e {
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+ reg = <0x9e 0x06>;
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+ };
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+
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+ eth_mac1: macaddr@a4 {
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+ reg = <0xa4 0x06>;
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+ };
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+ };
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};
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};
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