From: Geert Uytterhoeven <geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
To: Yoshihiro Shimoda
<yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
Cc: Kishon Vijay Abraham I <kishon-l0cyMroinI0@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Linux-Renesas
<linux-renesas-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH 5/5] phy: renesas: rcar-gen3-usb2: add gpio handling
Date: Wed, 13 Dec 2017 09:55:16 +0100 [thread overview]
Message-ID: <CAMuHMdU2YhLC3VPV8=KDw7U2=eudk35TmW7VfLYBDXrooQbx-g@mail.gmail.com> (raw)
In-Reply-To: <1513146460-20326-6-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
Hi Shimoda-san,
On Wed, Dec 13, 2017 at 7:27 AM, Yoshihiro Shimoda
<yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org> 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-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
> ---
> .../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
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next prev parent reply other threads:[~2017-12-13 8:55 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-13 6:27 [PATCH 0/5] phy: renesas: rcar-gen3-usb2: add gpio handling for R-Car D3 Yoshihiro Shimoda
2017-12-13 6:27 ` [PATCH 1/5] phy: renesas: rcar-gen3-usb2: call INIT_WORK() anyway Yoshihiro Shimoda
2017-12-13 6:27 ` [PATCH 2/5] phy: renesas: rcar-gen3-usb2: unify OBINTEN handling Yoshihiro Shimoda
[not found] ` <1513146460-20326-3-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-13 9:09 ` Sergei Shtylyov
2017-12-14 9:48 ` Yoshihiro Shimoda
2017-12-13 6:27 ` [PATCH 3/5] phy: renesas: rcar-gen3-usb2: use prefix "has_otg_pins_" for dedicated pins handling Yoshihiro Shimoda
[not found] ` <1513146460-20326-1-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-13 6:27 ` [PATCH 4/5] phy: renesas: rcar-gen3-usb2: add rcar_gen3_role_swap_ops Yoshihiro Shimoda
2017-12-13 6:27 ` [PATCH 5/5] phy: renesas: rcar-gen3-usb2: add gpio handling Yoshihiro Shimoda
[not found] ` <1513146460-20326-6-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-13 8:55 ` Geert Uytterhoeven [this message]
[not found] ` <CAMuHMdU2YhLC3VPV8=KDw7U2=eudk35TmW7VfLYBDXrooQbx-g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-12-14 9:44 ` Yoshihiro Shimoda
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