From: Robert Jarzmik <robert.jarzmik@free.fr>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>,
linux-usb@vger.kernel.org, Daniel Mack <daniel@zonque.org>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Sylwester Nawrocki <snawrocki@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>
Subject: Re: [PATCH v2] usb: phy: phy-gpio-vbus-usb: Convert to GPIO descriptors
Date: Sun, 12 Jan 2020 12:54:33 +0100 [thread overview]
Message-ID: <87a76syjnq.fsf@belgarion.home> (raw)
In-Reply-To: <20200106151005.321983-1-linus.walleij@linaro.org> (Linus Walleij's message of "Mon, 6 Jan 2020 16:10:05 +0100")
Linus Walleij <linus.walleij@linaro.org> writes:
> Instead of using the legacy GPIO API and keeping track on
> polarity inversion semantics in the driver, switch to use
> GPIO descriptors for this driver and change all consumers
> in the process.
>
> This makes it possible to retire platform data completely:
> the only remaining platform data member was "wakeup" which
> was intended to make the vbus interrupt wakeup capable,
> but was not set by any users and thus remained unused. VBUS
> was not waking any devices up. Leave a comment about it so
> later developers using the platform can consider setting it
> to always enabled so plugging in USB wakes up the platform.
>
> Cc: Robert Jarzmik <robert.jarzmik@free.fr>
> Cc: Daniel Mack <daniel@zonque.org>
> Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
> Acked-by: Felipe Balbi <balbi@kernel.org>
> Acked-by: Sylwester Nawrocki <snawrocki@kernel.org>
> Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> ---
> ChangeLog v1->v2:
> - Fix a chip label typo in mach-s3c64xx
> - Collect the ACKs!
Hi Linus,
Throughout this patch, if I get it right, you suppose that :
- the gpio_request() for the vbus is called as gpio_request(xx, gpio, "vbus")
- the gpio_request() for the pullup is called as gpio_request(xx, gpio, "pullup")
My understanding from drivers/usb/phy/phy-gpio-vbus-usb.c is that these name are
:
- "vbus_detect"
- "udc_pullup"
Have I missed something ?
Cheers.
--
Robert
next prev parent reply other threads:[~2020-01-12 11:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-06 15:10 [PATCH v2] usb: phy: phy-gpio-vbus-usb: Convert to GPIO descriptors Linus Walleij
2020-01-12 11:54 ` Robert Jarzmik [this message]
2020-01-14 0:29 ` Linus Walleij
2020-01-18 22:00 ` Robert Jarzmik
2020-01-22 9:15 ` Greg Kroah-Hartman
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