On Thu, Sep 27, 2012 at 12:55:35AM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <[email protected]>
> 
> On a mx53qsb dt-kernel the da9052-core driver fails to probe:
> 
> da9052 1-0048: DA9052 ADC IRQ failed ret=-22
> 
> In request_threaded_irq() the first parameter is missing the da9052->irq_base.
> 
> Fix it and avoid the error.

The driver shouldn't be relying on irq_base at all, it should use
regmap_get_virq() to look up the interrupt number.  If it relies on
irq_base then the user is forced to assign one (or rely on automatic
assignment, which is a bit erratic.  Otherwise it can use a linear
domain which doesn't rely on being able to allocate a big block of
interrupt numbers.
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