From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: Re: [PATCH 5/5] phy: renesas: rcar-gen3-usb2: add gpio handling Date: Wed, 13 Dec 2017 09:55:16 +0100 Message-ID: References: <1513146460-20326-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> <1513146460-20326-6-git-send-email-yoshihiro.shimoda.uh@renesas.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: In-Reply-To: <1513146460-20326-6-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Yoshihiro Shimoda Cc: Kishon Vijay Abraham I , Rob Herring , Mark Rutland , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Linux-Renesas List-Id: devicetree@vger.kernel.org Hi Shimoda-san, On Wed, Dec 13, 2017 at 7:27 AM, Yoshihiro Shimoda 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 > --- > .../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? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html