[PATCH] ARM: dts: sun8i: h3: Enable EMAC with external PHY on NanoPi M1 Plus
Luis Araneda
luaraneda at gmail.com
Tue Aug 1 19:39:41 PDT 2017
Hi,
On Tue, Aug 1, 2017 at 3:55 AM, Chen-Yu Tsai <wens at csie.org> wrote:
> On Tue, Aug 1, 2017 at 1:01 PM, Luis Araneda <luaraneda at gmail.com> wrote:
>> +&emac {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&emac_rgmii_pins>;
>> + phy-supply = <®_gmac_3v3>;
>> + phy-handle = <&ext_rgmii_phy>;
>> + phy-mode = "rgmii";
>> + allwinner,leds-active-low;
>
> This property is for the internal PHY. You should not be using it
> with an external PHY.
You're right. When reading the file "dwmac-sun8i.txt" I thought EPHY meant
External PHY, but it means Ethernet PHY (integrated).
I've tested the board without the property and the LEDs are working fine.
>
>> + status = "okay";
>> +};
>> +
>> +&mdio {
>> + ext_rgmii_phy: ethernet-phy at 1 {
>> + compatible = "ethernet-phy-ieee802.3-c22";
>> + reg = <0>;
>
> Value in reg should match the address part of the node name.
Ok.
I'll be sending a v2 with the suggested changes.
Cheers,
Luis Araneda.
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