diff options
| author | Yixun Lan <dlan@gentoo.org> | 2025-04-30 08:32:07 +0300 |
|---|---|---|
| committer | Chen-Yu Tsai <wens@csie.org> | 2025-05-02 20:29:07 +0300 |
| commit | c6800f15998b05a2f412169456682e0dffba7232 (patch) | |
| tree | 8938fd0c4e4cd113f97203d9f9eb8f3010139d86 | |
| parent | acca163f3f5171b05438114e089e01bedcfeb6c6 (diff) | |
| download | linux-c6800f15998b05a2f412169456682e0dffba7232.tar.xz | |
arm64: dts: allwinner: t527: add EMAC0 to Avaota-A1 board
On Avaota A1 board, the EMAC0 connect to an external RTL8211F-CG PHY,
which features a 25MHz crystal, and using PH8 pin as PHY reset.
Signed-off-by: Yixun Lan <dlan@gentoo.org>
Link: https://patch.msgid.link/20250430-01-sun55i-emac0-v3-5-6fc000bbccbd@gentoo.org
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
| -rw-r--r-- | arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts index dea2acc1849b..08127f0cdd35 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts +++ b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts @@ -12,6 +12,7 @@ compatible = "yuzukihd,avaota-a1", "allwinner,sun55i-t527"; aliases { + ethernet0 = &emac0; serial0 = &uart0; }; @@ -64,6 +65,24 @@ status = "okay"; }; +&emac0 { + phy-mode = "rgmii-id"; + phy-handle = <&ext_rgmii_phy>; + phy-supply = <®_dcdc4>; + + allwinner,tx-delay-ps = <100>; + allwinner,rx-delay-ps = <300>; + + status = "okay"; +}; + +&mdio0 { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + }; +}; + &mmc0 { vmmc-supply = <®_cldo3>; cd-gpios = <&pio 5 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; /* PF6 */ |