[PATCH] extcon: palmas: Dont set USB state if ID pin is grounded

[George Cherian]

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@xxxxxx>
---
 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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