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* [PATCH] ARM: dts: imx: Add alias for ethernet controller
@ 2014-02-28 11:58 Marek Vasut
  2014-03-18  0:37 ` Marek Vasut
  0 siblings, 1 reply; 15+ messages in thread
From: Marek Vasut @ 2014-02-28 11:58 UTC (permalink / raw)
  To: linux-arm-kernel

Add alias for FEC ethernet on i.MX to allow bootloaders (like U-Boot)
patch-in the MAC address for FEC using this alias.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Shawn Guo <shawn.guo@linaro.org>
---
 arch/arm/boot/dts/imx25.dtsi   | 1 +
 arch/arm/boot/dts/imx27.dtsi   | 1 +
 arch/arm/boot/dts/imx35.dtsi   | 1 +
 arch/arm/boot/dts/imx50.dtsi   | 1 +
 arch/arm/boot/dts/imx51.dtsi   | 1 +
 arch/arm/boot/dts/imx53.dtsi   | 1 +
 arch/arm/boot/dts/imx6qdl.dtsi | 1 +
 arch/arm/boot/dts/imx6sl.dtsi  | 1 +
 8 files changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
index 32f760e..77bb743 100644
--- a/arch/arm/boot/dts/imx25.dtsi
+++ b/arch/arm/boot/dts/imx25.dtsi
@@ -14,6 +14,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi
index 6279e0b..83a8247 100644
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -16,6 +16,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx35.dtsi b/arch/arm/boot/dts/imx35.dtsi
index 88b218f..e59ccb4 100644
--- a/arch/arm/boot/dts/imx35.dtsi
+++ b/arch/arm/boot/dts/imx35.dtsi
@@ -13,6 +13,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx50.dtsi b/arch/arm/boot/dts/imx50.dtsi
index 0c75fe3..c249064 100644
--- a/arch/arm/boot/dts/imx50.dtsi
+++ b/arch/arm/boot/dts/imx50.dtsi
@@ -17,6 +17,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi
index e4b07d1..e508e6f 100644
--- a/arch/arm/boot/dts/imx51.dtsi
+++ b/arch/arm/boot/dts/imx51.dtsi
@@ -19,6 +19,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 80615df..5f382ea 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -18,6 +18,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index a2d5c49..d63df59 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -14,6 +14,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		can0 = &can1;
 		can1 = &can2;
 		gpio0 = &gpio1;
diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 3cb4941..6477447 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -14,6 +14,7 @@
 
 / {
 	aliases {
+		ethernet0 = &fec;
 		gpio0 = &gpio1;
 		gpio1 = &gpio2;
 		gpio2 = &gpio3;
-- 
1.8.5.2

^ permalink raw reply related	[flat|nested] 15+ messages in thread
* [PATCH] ARM: dts: imx: Add alias for ethernet controller
@ 2014-07-24  2:07 Marek Vasut
  2014-07-24  3:17 ` Shawn Guo
  0 siblings, 1 reply; 15+ messages in thread
From: Marek Vasut @ 2014-07-24  2:07 UTC (permalink / raw)
  To: linux-arm-kernel

commit 22970070e027cbbb9b2878f8f7c31d0d7f29e94d upstream.

Add alias for FEC ethernet on i.MX25, i.MX27, i.MX51 and i.MX53 to allow
bootloaders (like U-Boot) patch-in the MAC address for FEC using this
alias.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Cc: <stable@vger.kernel.org> # 3.14.x
---
 arch/arm/boot/dts/imx25.dtsi | 1 +
 arch/arm/boot/dts/imx27.dtsi | 1 +
 arch/arm/boot/dts/imx51.dtsi | 1 +
 arch/arm/boot/dts/imx53.dtsi | 1 +
 4 files changed, 4 insertions(+)

NOTE: Without this backport, the ethernet adapter on most of the boards
      with the i.MX CPUs does not know it's MAC address (the controller
      does not have an EEPROM). Without MAC address, the ethernet cannot
      be brought up and this makes such board unusable when booting from
      NFS. This patch lets the bootloader pass the MAC address via DT to
      the kernel properly, thus letting me boot from NFS again.

diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
index 737ed5d..de16119 100644
--- a/arch/arm/boot/dts/imx25.dtsi
+++ b/arch/arm/boot/dts/imx25.dtsi
@@ -30,6 +30,7 @@
 		spi2 = &spi3;
 		usb0 = &usbotg;
 		usb1 = &usbhost1;
+		ethernet0 = &fec;
 	};
 
 	cpus {
diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi
index 826231e..da2eb7f 100644
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -30,6 +30,7 @@
 		spi0 = &cspi1;
 		spi1 = &cspi2;
 		spi2 = &cspi3;
+		ethernet0 = &fec;
 	};
 
 	aitc: aitc-interrupt-controller at e0000000 {
diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi
index 4bcdd3a..e1b6015 100644
--- a/arch/arm/boot/dts/imx51.dtsi
+++ b/arch/arm/boot/dts/imx51.dtsi
@@ -27,6 +27,7 @@
 		spi0 = &ecspi1;
 		spi1 = &ecspi2;
 		spi2 = &cspi;
+		ethernet0 = &fec;
 	};
 
 	tzic: tz-interrupt-controller at e0000000 {
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 7abe6c4..86df3f5 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -34,6 +34,7 @@
 		spi0 = &ecspi1;
 		spi1 = &ecspi2;
 		spi2 = &cspi;
+		ethernet0 = &fec;
 	};
 
 	cpus {
-- 
2.0.1

^ permalink raw reply related	[flat|nested] 15+ messages in thread

end of thread, other threads:[~2014-07-24  6:10 UTC | newest]

Thread overview: 15+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-02-28 11:58 [PATCH] ARM: dts: imx: Add alias for ethernet controller Marek Vasut
2014-03-18  0:37 ` Marek Vasut
2014-03-24  1:49   ` Shawn Guo
2014-03-24  2:39     ` Marek Vasut
2014-07-22  2:10     ` Marek Vasut
2014-07-22  3:03       ` Shawn Guo
2014-07-22  5:00         ` Marek Vasut
2014-07-22  5:20           ` Shawn Guo
2014-07-22  5:45             ` Marek Vasut
2014-07-24  2:07 Marek Vasut
2014-07-24  3:17 ` Shawn Guo
2014-07-24  3:52   ` Greg KH
2014-07-24  4:17     ` Marek Vasut
2014-07-24  6:10     ` Shawn Guo
2014-07-24  4:15   ` Marek Vasut

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