Re: [PATCH v7 02/10] arm: dts: sunxi: Restore EMAC changes

From: Corentin Labbe
Date: Wed Oct 18 2017 - 14:51:00 EST


On Wed, Oct 18, 2017 at 06:44:50PM +0200, Andrew Lunn wrote:
> On Wed, Oct 18, 2017 at 01:44:50PM +0200, Corentin Labbe wrote:
> > The original dwmac-sun8i DT bindings have some issue on how to handle
> > integrated PHY and was reverted in last RC of 4.13.
> > But now we have a solution so we need to get back that was reverted.
> >
> > This patch restore arm DT about dwmac-sun8i
> > This reverts commit fe45174b72ae ("arm: dts: sunxi: Revert EMAC changes")
> >
> > Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
> > ---
> > arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts | 9 ++++++++
> > arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts | 19 +++++++++++++++++
> > arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts | 19 +++++++++++++++++
> > arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts | 7 ++++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-2.dts | 8 +++++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-one.dts | 8 +++++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-pc-plus.dts | 5 +++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts | 8 +++++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts | 22 +++++++++++++++++++
> > arch/arm/boot/dts/sun8i-h3-orangepi-plus2e.dts | 16 ++++++++++++++
> > arch/arm/boot/dts/sunxi-h3-h5.dtsi | 26 +++++++++++++++++++++++
> > 11 files changed, 147 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
> > index b1502df7b509..6713d0f2b3f4 100644
> > --- a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
> > +++ b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
> > @@ -56,6 +56,8 @@
> >
> > aliases {
> > serial0 = &uart0;
> > + /* ethernet0 is the H3 emac, defined in sun8i-h3.dtsi */
> > + ethernet0 = &emac;
> > ethernet1 = &xr819;
> > };
> >
> > @@ -102,6 +104,13 @@
> > status = "okay";
> > };
> >
> > +&emac {
> > + phy-handle = <&int_mii_phy>;
> > + phy-mode = "mii";
> > + allwinner,leds-active-low;
> > + status = "okay";
> > +};
> > +
> > &mmc0 {
> > pinctrl-names = "default";
> > pinctrl-0 = <&mmc0_pins_a>;
> > diff --git a/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts b/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
> > index e1dba9ffa94b..f2292deaa590 100644
> > --- a/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
> > +++ b/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
> > @@ -52,6 +52,7 @@
> > compatible = "sinovoip,bpi-m2-plus", "allwinner,sun8i-h3";
> >
> > aliases {
> > + ethernet0 = &emac;
> > serial0 = &uart0;
> > serial1 = &uart1;
> > };
> > @@ -111,6 +112,24 @@
> > status = "okay";
> > };
> >
> > +&emac {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&emac_rgmii_pins>;
> > + phy-supply = <&reg_gmac_3v3>;
> > + phy-handle = <&ext_rgmii_phy>;
> > + phy-mode = "rgmii";
> > +
> > + allwinner,leds-active-low;
> > + status = "okay";
> > +};
> > +
>
>
> > +&external_mdio {
> > + ext_rgmii_phy: ethernet-phy@1 {
> > + compatible = "ethernet-phy-ieee802.3-c22";
> > + reg = <0>;
> > + };
> > +};
> > +
>
> Hi Corentin
>
> I'm wondering about the order of the patches. Does the external_mdio
> node actually exist at this point? Or only later when other patches
> are applied?
>

You are right order of patch are wrong, I need to cut this one in two.
"Revert²" sunxi-h3-h5.dtsi
apply mdiomux
"Revert²" all board nodes

Regards
Corentin Labbe