[PATCH v4 7/8] ARM: dts: sun7i: a20-olinuxino-micro: Enable GMAC instead of EMAC

Chen-Yu Tsai wens at csie.org
Mon Feb 10 05:35:53 EST 2014


GMAC has better performance and fewer hardware issues.
Use the GMAC in MII mode for ethernet instead of the EMAC.

Signed-off-by: Chen-Yu Tsai <wens at csie.org>
---
 arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 27 +++++++++++--------------
 1 file changed, 12 insertions(+), 15 deletions(-)

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
index ead3013..b02a796 100644
--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
@@ -19,21 +19,6 @@
 	compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
 
 	soc at 01c00000 {
-		emac: ethernet at 01c0b000 {
-			pinctrl-names = "default";
-			pinctrl-0 = <&emac_pins_a>;
-			phy = <&phy1>;
-			status = "okay";
-		};
-
-		mdio at 01c0b080 {
-			status = "okay";
-
-			phy1: ethernet-phy at 1 {
-				reg = <1>;
-			};
-		};
-
 		pinctrl at 01c20800 {
 			led_pins_olinuxino: led_pins at 0 {
 				allwinner,pins = "PH2";
@@ -78,6 +63,18 @@
 			pinctrl-0 = <&i2c2_pins_a>;
 			status = "okay";
 		};
+
+		gmac: ethernet at 01c50000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&gmac_pins_mii_a>;
+			phy = <&phy1>;
+			phy-mode = "mii";
+			status = "okay";
+
+			phy1: ethernet-phy at 1 {
+				reg = <1>;
+			};
+		};
 	};
 
 	leds {
-- 
1.9.rc1




More information about the linux-arm-kernel mailing list