On Wed, Feb 18, 2015 at 6:01 AM, Lee Jones <lee.jones@xxxxxxxxxx> wrote: > On Tue, 17 Feb 2015, Fabio Estevam wrote: > >> On Mon, Feb 16, 2015 at 11:38 AM, Lee Jones <lee.jones@xxxxxxxxxx> wrote: >> >> >> +static int mx25_tsadc_setup_irq(struct platform_device *pdev, >> >> + struct mx25_tsadc *tsadc) >> >> +{ >> >> + struct device *dev = &pdev->dev; >> >> + struct device_node *np = dev->of_node; >> >> + int irq; >> >> + >> >> + irq = platform_get_irq(pdev, 0); >> >> + if (irq < 0) { >> > >> > What if 0 is returned? >> >> Then imx25.dtsi would be passing irq=0 for the ADC, which would be >> totally wrong. > > Exactly, so it should be <=. imx25.dtsi passes interrupts = <46>; for the touch screen controller, so the irq number will never be zero. -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html