On Wed, Apr 05, 2017 at 03:17:19PM +0800, Icenowy Zheng wrote:
>
>
> 在 2017年04月05日 15:15, Maxime Ripard 写道:
> > On Wed, Apr 05, 2017 at 02:45:17AM +0800, Icenowy Zheng wrote:
> > > As we added USB0 route auto switching support for A64, add related
> > > device tree parts to the A64 DTSI file (EHCI0/OHCI0 controllers and the
> > > pmu0 memory area for PHY).
> > >
> > > Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> > > ---
> > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 24 ++++++++++++++++++++++++
> > > 1 file changed, 24 insertions(+)
> > >
> > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > > index 1c64ea2d23f9..a8916df99048 100644
> > > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > > @@ -179,8 +179,10 @@
> > > usbphy: phy@01c19400 {
> > > compatible = "allwinner,sun50i-a64-usb-phy";
> > > reg = <0x01c19400 0x14>,
> > > + <0x01c1a800 0x4>,
> > > <0x01c1b800 0x4>;
> > > reg-names = "phy_ctrl",
> > > + "pmu0",
> >
> > This breaks the older DTs, and that property isn't documented.
>
> It's already documented.
>
> In the H3 dual-route patchset I have already added this.
>
> (" * "pmu0" for H3, V3s and A64")
This is not in linux-next then, sorry.
> P.S. to be compatible with older DTs, I think I should adjust
> the phy driver, make it enable dual-route function only when
> pmu0 is present.
That, or if we're quick enough, we can still add it to 4.11. There's a
bit of time left.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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