[PATCH v2 12/16] ARM: dts: sun7i: Add pin muxing options for the GMAC
From: Chen-Yu Tsai
Date: Fri Jan 10 2014 - 02:00:42 EST
The A20 has EMAC and GMAC muxed on the same pins.
Add pin sets with gmac function for MII and RGMII mode to the DTSI.
Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
arch/arm/boot/dts/sun7i-a20.dtsi | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 18d211e..b18f18f 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -463,6 +463,32 @@
allwinner,drive = <0>;
allwinner,pull = <0>;
};
+
+ gmac_pins_mii_a: gmac_mii@0 {
+ allwinner,pins = "PA0", "PA1", "PA2",
+ "PA3", "PA4", "PA5", "PA6",
+ "PA7", "PA8", "PA9", "PA10",
+ "PA11", "PA12", "PA13", "PA14",
+ "PA15", "PA16";
+ allwinner,function = "gmac";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ gmac_pins_rgmii_a: gmac_rgmii@0 {
+ allwinner,pins = "PA0", "PA1", "PA2",
+ "PA3", "PA4", "PA5", "PA6",
+ "PA7", "PA8", "PA10",
+ "PA11", "PA12", "PA13",
+ "PA15", "PA16";
+ allwinner,function = "gmac";
+ /*
+ * data lines in RGMII mode use DDR mode
+ * and need a higher signal drive strength
+ */
+ allwinner,drive = <3>;
+ allwinner,pull = <0>;
+ };
};
timer@01c20c00 {
--
1.8.5.2
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