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ARM: dts: sun9i: Add A80 GMAC RGMII pinmux setting 

The GMAC (gigabit ethernet controller) supports RGMII to connect to
the ethernet PHY, for gigabit network speeds.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
This commit is contained in:
Chen-Yu Tsai 2019-02-06 11:32:37 +08:00 committed by Maxime Ripard
parent 6fa39a5405
commit 72acaa1343
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1 changed files with 13 additions and 0 deletions
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13
arch/arm/boot/dts/sun9i-a80.dtsi
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@ -1000,6 +1000,19 @@
#size-cells = <0>;
#gpio-cells = <3>;
gmac_rgmii_pins: gmac-rgmii-pins {
allwinner,pins = "PA0", "PA1", "PA2", "PA3",
"PA4", "PA5", "PA7", "PA8",
"PA9", "PA10", "PA12", "PA13",
"PA15", "PA16", "PA17";
allwinner,function = "gmac";
/*
* data lines in RGMII mode use DDR mode
* and need a higher signal drive strength
*/
drive-strength = <40>;
};
i2c3_pins: i2c3-pins {
pins = "PG10", "PG11";
function = "i2c3";