Re: [PATCH] pinctrl/nomadik: always use the simple irqdomain

[Lee Jones]

> From: Linus Walleij <linus.walleij@xxxxxxxxxx>
> 
> Since the simple irqdomain will fall back to a linear domain
> if the first_irq provided is <= 0, just use this, just make
> sure the first_irq is negative in the device tree case.
> 
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> ---
>  drivers/pinctrl/pinctrl-nomadik.c | 13 +++----------
>  1 file changed, 3 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c
> index 992982c..a4a4247 100644
> --- a/drivers/pinctrl/pinctrl-nomadik.c
> +++ b/drivers/pinctrl/pinctrl-nomadik.c
> @@ -1277,6 +1277,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
>  	struct clk *clk;
>  	int secondary_irq;
>  	void __iomem *base;
> +	int irq_start = -1;
>  	int irq;
>  	int ret;
>  
> @@ -1380,19 +1381,11 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
>  
>  	platform_set_drvdata(dev, nmk_chip);
>  
> -	if (np) {
> -		/* The DT case will just grab a set of IRQ numbers */
> -		nmk_chip->domain = irq_domain_add_linear(np, NMK_GPIO_PER_CHIP,
> -				&nmk_gpio_irq_simple_ops, nmk_chip);
> -	} else {
> -		/* Non-DT legacy mode, use hardwired IRQ numbers */
> -		int irq_start;
> -
> +	if (!np)
>  		irq_start = NOMADIK_GPIO_TO_IRQ(pdata->first_gpio);
> -		nmk_chip->domain = irq_domain_add_simple(NULL,
> +	nmk_chip->domain = irq_domain_add_simple(NULL,
>  				NMK_GPIO_PER_CHIP, irq_start,
>  				&nmk_gpio_irq_simple_ops, nmk_chip);
> -	}
>  	if (!nmk_chip->domain) {
>  		dev_err(&dev->dev, "failed to create irqdomain\n");
>  		ret = -ENOSYS;

Looks good:

Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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