linux-kernel - Re: [PATCH] phy: tusb1210: make better use of gpiod API

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Date:	Fri, 12 Jun 2015 09:12:39 +0200
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Felipe Balbi <balbi@...com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Kishon Vijay Abraham I <kishon@...com>
Cc:	kernel@...gutronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy: tusb1210: make better use of gpiod API

Hello,

Cc += linux-kernel@...r.kernel.org, forgot that on submission.

On Fri, Jun 12, 2015 at 08:59:59AM +0200, Uwe Kleine-König wrote:
> Since 39b2bbe3d715 (gpio: add flags argument to gpiod_get*() functions)
> which appeared in v3.17-rc1, the gpiod_get* functions take an additional
> parameter that allows to specify direction and initial value for output.
> 
> Furthermore there is devm_gpiod_get_optional which is designed to get
> optional gpios.
> 
> Simplify driver accordingly.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> ---
> Hello,
> 
> note I plan to make the flags parameter mandatory for 4.3. So unless
> this change gets into 4.2, would it be ok to let it go in via the gpio
> tree?
Note, the fix is only necessary if commit 1c14905ef951 (phy: add driver
for TI TUSB1210 ULPI PHY) that currently sits in next makes it into 4.2.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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