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SubjectRe: [PATCH v2 2/6] ARM: dts: sun8i: v40: bananapi-m2-berry: Enable GMAC ethernet controller
65;5600;1c
On Tue, Apr 16, 2019 at 07:47:09AM -0300, Pablo Sebastián Greco wrote:
>
> El 15/4/19 a las 04:53, Maxime Ripard escribió:
> > On Fri, Apr 12, 2019 at 07:33:01AM -0300, Pablo Greco wrote:
> > > Just like the Bananapi M2 Ultra, the Bananapi M2 Berry has a Realtek
> > > RTL8211E RGMII PHY tied to the GMAC.
> > > The PMIC's DC1SW output provides power for the PHY, while the ALDO2
> > > output provides I/O voltages on both sides.
> > >
> > > Signed-off-by: Pablo Greco <pgreco@centosproject.org>
> > > ---
> > > arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts | 30 +++++++++++++++++++++++
> > > 1 file changed, 30 insertions(+)
> > >
> > > diff --git a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
> > > index f05cabd..0d79e91 100644
> > > --- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
> > > +++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
> > > @@ -50,6 +50,7 @@
> > > compatible = "sinovoip,bpi-m2-berry", "allwinner,sun8i-r40";
> > >
> > > aliases {
> > > + ethernet0 = &gmac;
> > > serial0 = &uart0;
> > > };
> > >
> > > @@ -92,6 +93,22 @@
> > > status = "okay";
> > > };
> > >
> > > +&gmac {
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&gmac_rgmii_pins>;
> > > + phy-handle = <&phy1>;
> > > + phy-mode = "rgmii";
> > > + phy-supply = <&reg_dc1sw>;
> > > + status = "okay";
> > > +};
> > > +
> > > +&gmac_mdio {
> > > + phy1: ethernet-phy@1 {
> > > + compatible = "ethernet-phy-ieee802.3-c22";
> > > + reg = <1>;
> > > + };
> > > +};
> > > +
> > > &i2c0 {
> > > status = "okay";
> > >
> > > @@ -123,6 +140,13 @@
> > > status = "okay";
> > > };
> > >
> > > +&reg_aldo2 {
> > > + regulator-always-on;
> > > + regulator-min-microvolt = <2500000>;
> > > + regulator-max-microvolt = <2500000>;
> > > + regulator-name = "vcc-pa";
> > > +};
> > > +
> > If this one provides power to the pins, it should be tied to the PIO
> > node.
>
> In that case, I should fix the bananapi-m2-ultra the same way. Do you prefer
> me to add those fixes to this series?

If you have that board, then please add that yep.

> Or is it better to apply this like it is, and I fix both together in a
> separated series?

No, please resend a new version.

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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