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regmap: irq: add ack_invert flag for chips using cleared bits as ack

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An user will be CSR SiRFSoC ARM chips.

Signed-off-by: Guo Zeng <Guo.Zeng@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Guo Zeng 2015-09-17 05:23:21 +00:00 • committed by Mark Brown
parent 7b7d1968e4
commit a650fdd942
2 changed files with 12 additions and 2 deletions
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2
include/linux/regmap.h
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@ -809,6 +809,7 @@ struct regmap_irq {
* @init_ack_masked: Ack all masked interrupts once during initalization.
* @mask_invert: Inverted mask register: cleared bits are masked out.
* @use_ack: Use @ack register even if it is zero.
* @ack_invert: Inverted ack register: cleared bits for ack.
* @wake_invert: Inverted wake register: cleared bits are wake enabled.
* @runtime_pm: Hold a runtime PM lock on the device when accessing it.
*
@ -829,6 +830,7 @@ struct regmap_irq_chip {
bool init_ack_masked:1;
bool mask_invert:1;
bool use_ack:1;
bool ack_invert:1;
bool wake_invert:1;
bool runtime_pm:1;