linux-kernel - Re: [PATCH v8] gpio: add a driver for the Synopsys DesignWare APB GPIO block

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Message-ID: <CANk1AXS2twLVbPUUcLRXnzjJsGO0TPk9CM+8M5cf-tOOaUexnA@mail.gmail.com>
Date:	Thu, 5 Dec 2013 16:56:32 -0600
From:	delicious quinoa <delicious.quinoa@...il.com>
To:	Jamie Iles <jamie@...ieiles.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Linus Walleij <linus.walleij@...ricsson.com>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Steffen Trumtrar <s.trumtrar@...gutronix.de>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Heiko Stuebner <heiko@...ech.de>, Alan Tull <atull@...era.com>,
	Dinh Nguyen <dinguyen@...era.com>,
	Yves Vandervennet <rocket.yvanderv@...il.com>
Subject: Re: [PATCH v8] gpio: add a driver for the Synopsys DesignWare APB
 GPIO block

On Thu, Dec 5, 2013 at 4:53 PM, delicious quinoa
<delicious.quinoa@...il.com> wrote:
> On Thu, Dec 5, 2013 at 10:54 AM, Jamie Iles <jamie@...ieiles.com> wrote:
>> Hi Alan,
>>
>> One minor comment below, otherwise looks great!
>>
>> Signed-off-by: Jamie Iles <jamie@...ieiles.com>
>>
>> Thanks,
>>
>> Jamie
>>
>> On Tue, Dec 03, 2013 at 10:41:16AM -0600, Alan Tull wrote:
>>> diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c
>>> new file mode 100644
>>> index 0000000..e6dc61f
>>> --- /dev/null
>>> +++ b/drivers/gpio/gpio-dwapb.c
>> ...
>>> +static unsigned int dwapb_gpio_nr_ports(struct device_node *of_node)
>>> +{
>>> +     unsigned int nr_ports = 0;
>>> +     struct device_node *np;
>>> +
>>> +     for_each_child_of_node(of_node, np)
>>> +             ++nr_ports;
>>> +
>>> +     return nr_ports;
>>> +}
>>
>> I notice that we now have of_get_child_count() which didn't exist when I
>> first wrote the driver, we could use that now.
>
> Thanks Jamie.
>
> I'll include that in v8.  I'll post that within a few days.
>
> Alan

er, I mean v9.

Alan
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