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regmap: irq: Add support to clear ack registers

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For particular codec HWs have requirement to toggle interrupt clear
register twice 0->1->0. To accommodate it, need to add one more field
(clear_ack) in the regmap_irq struct and update regmap-irq driver to
support it.

Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>
Link: https://lore.kernel.org/r/1601907440-13373-1-git-send-email-lkasam@codeaurora.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Laxminath Kasam
2020-10-05 19:47:19 +05:30
committed by Mark Brown
parent d05199af72
commit 3a6f0fb7b8
2 changed files with 34 additions and 1 deletions
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2
include/linux/regmap.h
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@@ -1355,6 +1355,7 @@ struct regmap_irq_sub_irq_map {
* @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.
* @clear_ack: Use this to set 1 and 0 or vice-versa to clear interrupts.
* @wake_invert: Inverted wake register: cleared bits are wake enabled.
* @type_invert: Invert the type flags.
* @type_in_mask: Use the mask registers for controlling irq type. For
@@ -1403,6 +1404,7 @@ struct regmap_irq_chip {
bool mask_invert:1;
bool use_ack:1;
bool ack_invert:1;
bool clear_ack:1;
bool wake_invert:1;
bool runtime_pm:1;
bool type_invert:1;