[PATCH 5/5] arm: dts: sun8i: Add the TBS A711 tablet devicetree

Maxime Ripard maxime.ripard at free-electrons.com
Fri Sep 1 06:11:00 PDT 2017


On Thu, Aug 31, 2017 at 05:14:14PM +0800, Chen-Yu Tsai wrote:
> On Thu, Aug 31, 2017 at 5:03 PM, Maxime Ripard
> <maxime.ripard at free-electrons.com> wrote:
> > Hi,
> >
> > On Thu, Aug 31, 2017 at 02:52:43PM +0800, Chen-Yu Tsai wrote:
> >> > +       non-removable;
> >> > +       wakeup-source;
> >> > +       status = "okay";
> >> > +
> >> > +       brcmf: wifi at 1 {
> >> > +               reg = <1>;
> >> > +               compatible = "brcm,bcm4329-fmac";
> >> > +               interrupt-parent = <&r_pio>;
> >> > +               interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
> >> > +               interrupt-names = "host-wake";
> >> > +       };
> >> > +};
> >> > +
> >> > +&mmc2 {
> >> > +       pinctrl-0 = <&mmc2_8bit_emmc_pins>;
> >> > +       pinctrl-names = "default";
> >> > +       vmmc-supply = <&reg_vcc3v3>;
> >>
> >> emmc has separate vddq lines. vqmmc-supply should be provided even though it
> >> may be the same as vmmc-supply. The two refer to different things at the board
> >> level.
> >
> > My understanding was that vqmmc wasn't needed if it was the same
> > regulator than vmmc.
> 
> It doesn't say so in the binding, so that's probably only true for Linux.

Ok... I've only said that to a couple of patches this week :)

I guess I'll have to ask to revert that change :/

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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