On Mon, Sep 14, 2015 at 09:40:08AM +0000, Barry Song wrote:
> --- a/include/linux/regmap.h
> +++ b/include/linux/regmap.h
> @@ -800,12 +800,15 @@ struct regmap_irq {
> *
> * @status_base: Base status register address.
> * @mask_base: Base mask register address.
> + * @unmask_base: Base unmask register address. for chips who have
> + * separate mask and unmask registers
> * @ack_base: Base ack address. If zero then the chip is clear on read.
> * Using zero value is possible with @use_ack bit.
> * @wake_base: Base address for wake enables. If zero unsupported.
> * @irq_reg_stride: Stride to use for chips where registers are not
> contiguous.
> * @init_ack_masked: Ack all masked interrupts once during initalization.
> * @mask_invert: Inverted mask register: cleared bits are masked out.
> + * @unmask_separate: unmask is separate register from mask.We shouldn't need this - we should just be able to check if there's an unmask_base set and use that.
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