[PATCH v4 13/20] gpio/omap: cleanup omap_gpio_mod_init function

DebBarma, Tarun Kanti tarun.kanti at ti.com
Thu Jul 14 01:57:37 EDT 2011


> -----Original Message-----
> From: Todd Poynor [mailto:toddpoynor at google.com]
> Sent: Thursday, July 14, 2011 11:26 AM
> To: DebBarma, Tarun Kanti
> Cc: linux-omap at vger.kernel.org; Hilman, Kevin; Shilimkar, Santosh;
> tony at atomide.com; linux-arm-kernel at lists.infradead.org; Varadarajan,
> Charulatha
> Subject: Re: [PATCH v4 13/20] gpio/omap: cleanup omap_gpio_mod_init
> function
> 
> On Wed, Jul 13, 2011 at 07:24:12PM +0530, Tarun Kanti DebBarma wrote:
> > With register offsets now defined for respective OMAP versions we can
> get rid
> > of cpu_class_* checks. This function now has common initialization code
> for
> > all OMAP versions. Initialization specific to OMAP16xx has been moved
> within
> > omap16xx_gpio_init().
> >
> ...
> > -	for (i = 0; i < ARRAY_SIZE(omap16xx_gpio_dev); i++)
> > +	for (i = 0; i < ARRAY_SIZE(omap16xx_gpio_dev); i++) {
> > +		pdev = omap16xx_gpio_dev[i];
> > +		pdata = pdev->dev.platform_data;
> > +		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> > +		base = ioremap(res->start, resource_size(res));
> 
> 
> Should check platform_get_resource and ioremap error returns.
Ok, thanks.
--
Tarun
> 
> > +
> > +		__raw_writel(0x0014, base + OMAP1610_GPIO_SYSCONFIG);
> 
> 
> Todd



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