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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org If a bootloader does not configure the MAC address, devices come up with a random MAC at the moment. ocotp provides registers for storing the mac-address. Configure those for i.MX6UL and i.MX6ULL allows net/core to retrieve it from there. Signed-off-by: Manuel Traut --- arch/arm/boot/dts/nxp/imx/imx6ul.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul.dtsi index a27a7554c2e7..e5e8bf814f77 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6ul.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6ul.dtsi @@ -538,6 +538,8 @@ fec2: ethernet@20b4000 { fsl,num-rx-queues = <1>; fsl,stop-mode = <&gpr 0x10 4>; fsl,magic-packet; + nvmem-cells = <&fec2_mac_addr>; + nvmem-cell-names = "mac-address"; status = "disabled"; }; @@ -897,6 +899,8 @@ fec1: ethernet@2188000 { fsl,num-rx-queues = <1>; fsl,stop-mode = <&gpr 0x10 3>; fsl,magic-packet; + nvmem-cells = <&fec1_mac_addr>; + nvmem-cell-names = "mac-address"; status = "disabled"; }; @@ -1004,6 +1008,14 @@ tempmon_temp_grade: temp-grade@20 { cpu_speed_grade: speed-grade@10 { reg = <0x10 4>; }; + fec1_mac_addr: mac-addr@88 { + reg = <0x88 6>; + }; + + fec2_mac_addr: mac-addr@8e { + reg = <0x8e 6>; + }; + }; csi: csi@21c4000 { -- 2.43.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel