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[1/7,V2] mfd: TWL6030: USBOTG VBUS event generation on

Message ID 1291964629-7031-1-git-send-email-hemahk@ti.com (mailing list archive)
State Changes Requested, archived
Delegated to: Felipe Balbi
Headers show

Commit Message

Kalliguddi, Hema Dec. 10, 2010, 7:03 a.m. UTC
None
diff mbox

Patch

Index: usb/drivers/mfd/twl6030-irq.c
===================================================================
--- usb.orig/drivers/mfd/twl6030-irq.c
+++ usb/drivers/mfd/twl6030-irq.c
@@ -74,7 +74,7 @@  static int twl6030_interrupt_mapping[24]
 	USBOTG_INTR_OFFSET,	/* Bit 16	ID_WKUP			*/
 	USBOTG_INTR_OFFSET,	/* Bit 17	VBUS_WKUP		*/
 	USBOTG_INTR_OFFSET,	/* Bit 18	ID			*/
-	USBOTG_INTR_OFFSET,	/* Bit 19	VBUS			*/
+	USB_PRES_INTR_OFFSET,	/* Bit 19	VBUS			*/
 	CHARGER_INTR_OFFSET,	/* Bit 20	CHRG_CTRL		*/
 	CHARGER_INTR_OFFSET,	/* Bit 21	EXT_CHRG		*/
 	CHARGER_INTR_OFFSET,	/* Bit 22	INT_CHRG		*/
@@ -128,6 +128,13 @@  static int twl6030_irq_thread(void *data
 
 		sts.bytes[3] = 0; /* Only 24 bits are valid*/
 
+		/*
+		 * Since VBUS status bit is not reliable for VBUS disconnect
+		 * use CHARGER VBUS detection status bit instead.
+		 */
+		if (sts.bytes[2] & 0x10)
+			sts.bytes[2] |= 0x08;
+
 		for (i = 0; sts.int_sts; sts.int_sts >>= 1, i++) {
 			local_irq_disable();
 			if (sts.int_sts & 0x1) {