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SubjectRE: [PATCH 5/5] phy: renesas: rcar-gen3-usb2: add gpio handling
Date
Hi Geert-san,

> From: Geert Uytterhoeven, Sent: Wednesday, December 13, 2017 5:55 PM
>
> Hi Shimoda-san,
>
> On Wed, Dec 13, 2017 at 7:27 AM, Yoshihiro Shimoda
> <yoshihiro.shimoda.uh@renesas.com> wrote:
> > Some R-Car SoCs (e.g. R-Car D3) doesn't have dedicated pins of VBUS
> > and ID. So, they may be connected to gpio pins. To handle the gpio
> > pins, this patch adds the handling of VBUS and ID pins instead of
> > dedicated pins.
> >
> > Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
> > ---
> > .../devicetree/bindings/phy/rcar-gen3-phy-usb2.txt | 2 +
> > drivers/phy/renesas/phy-rcar-gen3-usb2.c | 77 ++++++++++++++++++++--
> > 2 files changed, 72 insertions(+), 7 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
> b/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
> > index 99b651b..851582f 100644
> > --- a/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
> > +++ b/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
> > @@ -27,6 +27,8 @@ channel as USB OTG:
> > - interrupts: interrupt specifier for the PHY.
> > - vbus-supply: Phandle to a regulator that provides power to the VBUS. This
> > regulator will be managed during the PHY power on/off sequence.
> > +- renesas,vbus-gpios: use gpio to control vbus instead of dedicated pin.
> > +- renesas,id-gpios: use gpio to detect id instead of dedicated pin.
>
> Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt already uses
> "vbus-gpios" and "id-gpios" without vendor-specific prefixes, so perhaps
> the "renesas," can be dropped?

Thank you for the comments. I agree with you. So, I'll drop "renesas," in v2.

Best regards,
Yoshihiro Shimoda

> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
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