linux-kernel - Re: [PATCH] i2c: omap: adopt pinctrl support

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Date:	Wed, 14 Nov 2012 12:14:44 +0100
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Felipe Balbi <balbi@...com>
Cc:	Sebastien Guiriec <s-guiriec@...com>,
	Tony Lindgren <tony@...mide.com>,
	Jean Delvare <khali@...ux-fr.org>,
	Ben Dooks <ben-linux@...ff.org>, linux-omap@...r.kernel.org,
	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
	Shubhrajyoti Datta <shubhrajyoti@...com>
Subject: Re: [PATCH] i2c: omap: adopt pinctrl support

On Mon, Oct 22, 2012 at 10:42:01AM +0300, Felipe Balbi wrote:
> Hi,
> 
> On Tue, Oct 16, 2012 at 05:23:20PM +0200, Sebastien Guiriec wrote:
> > Some GPIO expanders need some early pin control muxing. Due to
> > legacy boards sometimes the driver uses subsys_initcall instead of
> > module_init. This patch takes advantage of defer probe feature
> > and pin control in order to wait until pin control probing before
> > GPIO driver probing. It has been tested on OMAP5 board with TCA6424
> > driver.
> > 
> > log:
> > 
> > [0.482299] omap_i2c i2c.15: could not find pctldev for node /ocp/pinmux@...0
> > 2840/pinmux_i2c5_pins, deferring probe
> > [0.482330] platform i2c.15: Driver omap_i2c requests probe deferral
> > [0.484466] Advanced Linux Sound Architecture Driver Initialized.
> > 
> > [4.746917] omap_i2c i2c.15: bus 4 rev2.4.0 at 100 kHz
> > [4.755279] gpiochip_find_base: found new base at 477
> > [4.761169] gpiochip_add: registered GPIOs 477 to 500 on device: tca6424a
> > 
> > Signed-off-by: Sebastien Guiriec <s-guiriec@...com>
> 
> looks good to me also, should go in v3.8 merge window:
> 
> Reviewed-by: Felipe Balbi <balbi@...com>

Applied to for-next, thanks!

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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