From 4ac665df17696ab8f2453dd1cedc195774277ed7 Mon Sep 17 00:00:00 2001 From: Nikolaus Voss Date: Wed, 2 Nov 2022 15:27:19 +0100 Subject: ARM: dts: imx6qdl: use MAC-address from nvmem IMX6QDL has fuse locations specified for storing the MAC for the built-in ethernet (Table 5-8 in Reference Manual). Define the fuse location in ocotp and refer to them in fec-ethernet. If the cells are not flashed, the driver behavior is unchanged, i.e. other MAC sources will be probed and a random MAC will be used as a last resort. Signed-off-by: Nikolaus Voss Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6qdl.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'arch/arm/boot/dts/imx6qdl.dtsi') diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index ff1e0173b39b..132eba70caeb 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -1053,6 +1053,8 @@ <&clks IMX6QDL_CLK_ENET_REF>; clock-names = "ipg", "ahb", "ptp", "enet_out"; fsl,stop-mode = <&gpr 0x34 27>; + nvmem-cells = <&fec_mac_addr>; + nvmem-cell-names = "mac-address"; status = "disabled"; }; @@ -1186,6 +1188,10 @@ tempmon_temp_grade: temp-grade@20 { reg = <0x20 4>; }; + + fec_mac_addr: mac-addr@88 { + reg = <0x88 6>; + }; }; tzasc@21d0000 { /* TZASC1 */ -- cgit