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extcon: max77843: Clear IRQ bits state before request IRQ 

IRQ signal before driver probe is needless because driver sends
current state after platform booting done.
So, this patch clears MUIC IRQ bits before request IRQ.

Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com>
Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
This commit is contained in:
Jaewon Kim 2015-06-05 13:32:27 +09:00 committed by Chanwoo Choi
parent f7644cbfcd
commit 135d9f7d13
1 changed files with 9 additions and 0 deletions
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9
drivers/extcon/extcon-max77843.c
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@ -781,6 +781,15 @@ static int max77843_muic_probe(struct platform_device *pdev)
/* Support virtual irq domain for max77843 MUIC device */
INIT_WORK(&info->irq_work, max77843_muic_irq_work);
/* Clear IRQ bits before request IRQs */
ret = regmap_bulk_read(max77843->regmap_muic,
MAX77843_MUIC_REG_INT1, info->status,
MAX77843_MUIC_IRQ_NUM);
if (ret) {
dev_err(&pdev->dev, "Failed to Clear IRQ bits\n");
goto err_muic_irq;
}
for (i = 0; i < ARRAY_SIZE(max77843_muic_irqs); i++) {
struct max77843_muic_irq *muic_irq = &max77843_muic_irqs[i];
unsigned int virq = 0;