Re: [PATCH 1/2] ARM: dts: imx51-babbage: Fix reg for usbh1phy
From: Andrey Smirnov
Date: Thu Jun 28 2018 - 20:53:28 EST
On Thu, Jun 28, 2018 at 6:35 AM Fabio Estevam <festevam@xxxxxxxxx> wrote:
>
> Hi Andrey,
>
> On Thu, Jun 28, 2018 at 1:37 AM, Andrey Smirnov
> <andrew.smirnov@xxxxxxxxx> wrote:
> > There's already a USB PHY with reg of zero on that bus - usbphy0, used
> > by usbotg (included from imx51.dtsi). Move usbh1phy to @1 avoid
> > address collision.
> >
> > Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> > Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
> > Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> > Cc: linux-kernel@xxxxxxxxxxxxxxx
> > Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
> > ---
> > arch/arm/boot/dts/imx51-babbage.dts | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts
> > index b8ca73d3d379..541c6e67ad1a 100644
> > --- a/arch/arm/boot/dts/imx51-babbage.dts
> > +++ b/arch/arm/boot/dts/imx51-babbage.dts
> > @@ -175,9 +175,9 @@
> > #size-cells = <0>;
> > compatible = "simple-bus";
> >
> > - usbh1phy: usbh1phy@0 {
> > + usbh1phy: usbh1phy@1 {
> > compatible = "usb-nop-xceiv";
> > - reg = <0>;
> > + reg = <1>;
>
> We don't really need the 'reg' property here.
>
> I have sent a previous fix for this on an attempt to fix dtc warnings
> with W=1, so let me send a v2 based on the feedback I got previously:
> https://patchwork.kernel.org/patch/10399085/
OK, cool, good to hear. Please disregard this patch in that case.
Thanks,
Andrey Smirnov