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Subject[PATCH v3 4/8] ARM: dts: sun7i: Add pin muxing options for the GMAC
Date
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@csie.org>
---
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 5fbac23..65fb8d0 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -469,6 +469,32 @@
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 {
--
1.9.rc1


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