linux-kernel - Re: [RFC v5 07/15] usb: ehci: add vbus-gpio parameter

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Message-Id: <20160210030044.7c4428af97245f2bbf995f01@gmail.com>
Date:	Wed, 10 Feb 2016 03:00:44 +0300
From:	Antony Pavlov <antonynpavlov@...il.com>
To:	Alban <albeu@...e.fr>
Cc:	linux-mips@...ux-mips.org, Marek Vasut <marex@...x.de>,
	Wills Wang <wills.wang@...e.com>,
	Daniel Schwierzeck <daniel.schwierzeck@...il.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC v5 07/15] usb: ehci: add vbus-gpio parameter

On Tue, 9 Feb 2016 23:15:20 +0100
Alban <albeu@...e.fr> wrote:

> On Tue,  9 Feb 2016 11:13:53 +0300
> Antony Pavlov <antonynpavlov@...il.com> wrote:
> 
> > This patch retrieves and configures the vbus control gpio via
> > the device tree.
> 
> Wouldn't using a regulator be better than hard coding the GPIO case?
> 

Marek Vasut has noted that it is possible to use compatible = "chipidea,usb2",
which makes it possible to connect fixed vbus regulator via "vbus-supply" property.

I'll try to use fixed-regulator in RFC v6.

-- 
Best regards,
  Antony Pavlov