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* [PATCH] ARM: dts: imx6qdl-gw54xx: allow boot firmware to set eth1 MAC
@ 2020-05-28 19:53 ` Tim Harvey
  0 siblings, 0 replies; 3+ messages in thread
From: Tim Harvey @ 2020-05-28 19:53 UTC (permalink / raw)
  To: Shawn Guo, Sascha Hauer
  Cc: devicetree, Tim Harvey, linux-kernel, Rob Herring, NXP Linux Team,
	Pengutronix Kernel Team, Fabio Estevam, linux-arm-kernel

The GW54xx has a PCIe based GbE as the 2nd ethernet device. The
boot firmware will populate the local-mac-address field of the
device aliased to ethernet1 thus adding the PCIe device to
dt allows boot firmware to set its MAC address.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
---
 arch/arm/boot/dts/imx6qdl-gw54xx.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
index c40583d..5527f95 100644
--- a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
@@ -9,6 +9,7 @@
 / {
 	/* these are used by bootloader for disabling nodes */
 	aliases {
+		ethernet1 = &eth1;
 		led0 = &led0;
 		led1 = &led1;
 		led2 = &led2;
@@ -398,6 +399,23 @@
 	pinctrl-0 = <&pinctrl_pcie>;
 	reset-gpio = <&gpio1 29 GPIO_ACTIVE_LOW>;
 	status = "okay";
+
+	pcie@0,0,0 {
+		reg = <0x0000 0 0 0 0>;
+
+		pcie@1,0,0 {
+			reg = <0x0000 0 0 0 0>;
+
+			pcie@2,8,0 {
+				reg = <0x4000 0 0 0 0>;
+
+				eth1: pcie@8,0,0 {
+					reg = <0x0000 0 0 0 0>;
+					local-mac-address = [00 00 00 00 00 00];
+				};
+			};
+		};
+	};
 };
 
 &pwm1 {
-- 
2.7.4


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end of thread, other threads:[~2020-06-23  3:48 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2020-05-28 19:53 [PATCH] ARM: dts: imx6qdl-gw54xx: allow boot firmware to set eth1 MAC Tim Harvey
2020-05-28 19:53 ` Tim Harvey
2020-06-23  3:47 ` Shawn Guo

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