[PATCH V2] i2c: s3c2410 : Add polling mode support

[wsa@the-dreams.de (Wolfram Sang)]

Hi,

On Mon, Nov 11, 2013 at 04:50:20PM +0530, Yuvaraj Kumar C D wrote:
> From: Vasanth Ananthan <vasanthananthan@gmail.com>
> 
> This patch adds polling mode support for i2c-s3c2410 driver.The
> SATA PHY controller's CMU and TRSV block's are of I2C register
> map in exynos5250.These blocks can be configured using i2c.
> 
> But i2c controller instance on which these block's sits lacks an
> interrupt line.Also the current i2c-s3c2410 driver is only interrupt
> driven, thus a polling mode support is required in the driver for
> supporting this controller. This patch adds this support to the driver.
> 
> Changes from V1:
> 	1.Changed the is_ack() to have even period b/w polls and
> 	  used usleep_range() instead of udelay().

Mileages vary, but I'd like to see revision changes after the "---".

>  	ret = devm_request_irq(&pdev->dev, i2c->irq, s3c24xx_i2c_irq, 0,
> -			       dev_name(&pdev->dev), i2c);
> +				dev_name(&pdev->dev), i2c);

Unrelated change.

Rest looks good, so I'll fix up the things for you and apply to
for-next, thanks!

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