linux-kernel - Re: [PATCH v3] iio: stx104: Add GPIO support for the Apex Embedded Systems STX104

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Date:	Sun, 26 Jun 2016 17:10:29 +0100
From:	Jonathan Cameron <jic23@...nel.org>
To:	Linus Walleij <linus.walleij@...aro.org>,
	William Breathitt Gray <vilhelm.gray@...il.com>
Cc:	Hartmut Knaack <knaack.h@....de>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Peter Meerwald-Stadler <pmeerw@...erw.net>,
	Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3] iio: stx104: Add GPIO support for the Apex Embedded
 Systems STX104

On 14/06/16 07:53, Linus Walleij wrote:
> On Mon, Jun 13, 2016 at 3:06 PM, William Breathitt Gray
> <vilhelm.gray@...il.com> wrote:
> 
>> The Apex Embedded Systems STX104 device features eight lines of digital
>> I/O (four digital inputs and four digital outputs). This patch adds GPIO
>> support for these eight lines of digital I/O via GPIOLIB.
>>
>> Cc: Linus Walleij <linus.walleij@...aro.org>
>> Cc: Alexandre Courbot <gnurou@...il.com>
>> Signed-off-by: William Breathitt Gray <vilhelm.gray@...il.com>
>> ---
>> Changes in v3:
>>   - Revert v2 change; any arch should be able to select GPIOLIB
>>   - Return -EINVAL when attempting to set a GPIO to a direction it
>>     cannot be
>>   - Call stx104_gpio_set to have an initial value when setting a GPIO to
>>     output direction
> 
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
Applied to the togreg branch of iio.git - initially pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan
> 
> Yours,
> Linus Walleij
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