linux-kernel - Re: [PATCH] mfd: tps6586x: Invert GPIO and subdevices initialization

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Message-ID: <20110130233743.GE2565@sortiz-mobl>
Date:	Mon, 31 Jan 2011 00:37:44 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	Vincent Palatin <vpalatin@...omium.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Olof Johansson <olofj@...omium.org>
Subject: Re: [PATCH] mfd: tps6586x: Invert GPIO and subdevices
 initialization

Hi Vincent,

On Wed, Jan 19, 2011 at 09:52:09AM -0500, Vincent Palatin wrote:
> When using a fixed voltage regulator triggered by a TPS6586x GPIO,
> this allows to declare and initialize it conveniently from the "subdev" list.
> 
> Signed-off-by: Vincent Palatin <vpalatin@...omium.org>
> ---
>  drivers/mfd/tps6586x.c |   10 ++++++++--
>  1 files changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
> index 627cf57..fdb16ed 100644
> --- a/drivers/mfd/tps6586x.c
> +++ b/drivers/mfd/tps6586x.c
> @@ -517,19 +517,25 @@ static int __devinit tps6586x_i2c_probe(struct i2c_client *client,
>  		}
>  	}
>  
> +	tps6586x_gpio_init(tps6586x, pdata->gpio_base);
> +
Wouldn't it make sense to have tps6586x_gpio_init() return an int and check it
before adding the subdevs then ?

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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