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| author | Corentin LABBE <clabbe.montjoie@gmail.com> | 2017-12-08 08:31:56 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2017-12-08 10:06:26 +0100 |
| commit | aadf237f42185f2dfba731453b4c48fadae9b209 (patch) | |
| tree | 5d7f35159046d3ee9ac5b288e9085a43980db3ff /arch/arm/boot/dts/sun8i-a83t.dtsi | |
| parent | ARM: dts: sun8i: h3: enable USB OTG for NanoPi Neo board (diff) | |
| download | linux-aadf237f42185f2dfba731453b4c48fadae9b209.tar.xz linux-aadf237f42185f2dfba731453b4c48fadae9b209.zip | |
ARM: dts: sun8i: a83t: add dwmac-sun8i device node
The dwmac-sun8i is an ethernet MAC hardware that support 10/100/1000 speed.
This patch add support for it on the Allwinner a83t SoC Device-tree.
This patch add the emac device node and the related RGMII pins node.
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/sun8i-a83t.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/sun8i-a83t.dtsi | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi index 19acae1b4089..a384b766f3dc 100644 --- a/arch/arm/boot/dts/sun8i-a83t.dtsi +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi @@ -336,6 +336,18 @@ #interrupt-cells = <3>; #gpio-cells = <3>; + emac_rgmii_pins: emac-rgmii-pins { + pins = "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", + "PD11", "PD12", "PD13", "PD14", "PD18", + "PD19", "PD21", "PD22", "PD23"; + function = "gmac"; + /* + * data lines in RGMII mode use DDR mode + * and need a higher signal drive strength + */ + drive-strength = <40>; + }; + mmc0_pins: mmc0-pins { pins = "PF0", "PF1", "PF2", "PF3", "PF4", "PF5"; @@ -440,6 +452,27 @@ status = "disabled"; }; + emac: ethernet@1c30000 { + compatible = "allwinner,sun8i-a83t-emac"; + syscon = <&syscon>; + reg = <0x01c30000 0x104>; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq"; + resets = <&ccu 13>; + reset-names = "stmmaceth"; + clocks = <&ccu 27>; + clock-names = "stmmaceth"; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + + mdio: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + gic: interrupt-controller@1c81000 { compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic"; reg = <0x01c81000 0x1000>, |