Messages in this thread Patch in this message | | | From | George Cherian <> | Subject | [PATCH] extcon: palmas: Dont set USB state if ID pin is grounded | Date | Tue, 10 Sep 2013 13:19:29 +0530 |
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In OMAP5 when USB-HOST is set true, the VBUS regulator is turned ON. This causes a VBUS interrupt, ignore the same if we are already in USB-HOST.
Signed-off-by: George Cherian <george.cherian@ti.com> --- drivers/extcon/extcon-palmas.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c index 9672f31..91b31af 100644 --- a/drivers/extcon/extcon-palmas.c +++ b/drivers/extcon/extcon-palmas.c @@ -50,6 +50,9 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb) struct palmas_usb *palmas_usb = _palmas_usb; unsigned int vbus_line_state; + if (palmas_usb->linkstat == PALMAS_USB_STATE_ID) + return IRQ_HANDLED; + palmas_read(palmas_usb->palmas, PALMAS_INTERRUPT_BASE, PALMAS_INT3_LINE_STATE, &vbus_line_state); -- 1.8.1.4
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