max8925_power: Remove support for irq bits that do not exist

The max8925 cannot return usb status.  The bits

       [MAX8925_IRQ_VCHG_USB_OVP] = {
               .reg            = MAX8925_CHG_IRQ1,
               .mask_reg       = MAX8925_CHG_IRQ1_MASK,
               .offs           = 1 << 3,
       },
       [MAX8925_IRQ_VCHG_USB_F] =  {
               .reg            = MAX8925_CHG_IRQ1,
               .mask_reg       = MAX8925_CHG_IRQ1_MASK,
               .offs           = 1 << 4,
       },
       [MAX8925_IRQ_VCHG_USB_R] = {
               .reg            = MAX8925_CHG_IRQ1,
               .mask_reg       = MAX8925_CHG_IRQ1_MASK,
               .offs           = 1 << 5,
       },

do not exist in the irq register.

Signed-off-by: Philip Rakity <prakity@marvell.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index e1e59c9..ca881ef 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -210,21 +210,6 @@
 		.mask_reg	= MAX8925_CHG_IRQ1_MASK,
 		.offs		= 1 << 2,
 	},
-	[MAX8925_IRQ_VCHG_USB_OVP] = {
-		.reg		= MAX8925_CHG_IRQ1,
-		.mask_reg	= MAX8925_CHG_IRQ1_MASK,
-		.offs		= 1 << 3,
-	},
-	[MAX8925_IRQ_VCHG_USB_F] =  {
-		.reg		= MAX8925_CHG_IRQ1,
-		.mask_reg	= MAX8925_CHG_IRQ1_MASK,
-		.offs		= 1 << 4,
-	},
-	[MAX8925_IRQ_VCHG_USB_R] = {
-		.reg		= MAX8925_CHG_IRQ1,
-		.mask_reg	= MAX8925_CHG_IRQ1_MASK,
-		.offs		= 1 << 5,
-	},
 	[MAX8925_IRQ_VCHG_THM_OK_R] = {
 		.reg		= MAX8925_CHG_IRQ2,
 		.mask_reg	= MAX8925_CHG_IRQ2_MASK,
diff --git a/drivers/power/max8925_power.c b/drivers/power/max8925_power.c
index be2d563..cbc7a0b 100644
--- a/drivers/power/max8925_power.c
+++ b/drivers/power/max8925_power.c
@@ -120,16 +120,6 @@
 		__set_charger(info, 0);
 		dev_dbg(chip->dev, "Adapter removed\n");
 		break;
-	case MAX8925_IRQ_VCHG_USB_R:
-		info->usb_online = 1;
-		__set_charger(info, 1);
-		dev_dbg(chip->dev, "USB inserted\n");
-		break;
-	case MAX8925_IRQ_VCHG_USB_F:
-		info->usb_online = 0;
-		__set_charger(info, 0);
-		dev_dbg(chip->dev, "USB removed\n");
-		break;
 	case MAX8925_IRQ_VCHG_THM_OK_F:
 		/* Battery is not ready yet */
 		dev_dbg(chip->dev, "Battery temperature is out of range\n");
@@ -370,9 +360,6 @@
 		REQUEST_IRQ(MAX8925_IRQ_VCHG_DC_F, "ac-remove");
 		REQUEST_IRQ(MAX8925_IRQ_VCHG_DC_R, "ac-insert");
 	}
-	REQUEST_IRQ(MAX8925_IRQ_VCHG_USB_OVP, "usb-ovp");
-	REQUEST_IRQ(MAX8925_IRQ_VCHG_USB_F, "usb-remove");
-	REQUEST_IRQ(MAX8925_IRQ_VCHG_USB_R, "usb-insert");
 	if (!info->no_temp_support) {
 		REQUEST_IRQ(MAX8925_IRQ_VCHG_THM_OK_R, "batt-temp-in-range");
 		REQUEST_IRQ(MAX8925_IRQ_VCHG_THM_OK_F, "batt-temp-out-range");
diff --git a/include/linux/mfd/max8925.h b/include/linux/mfd/max8925.h
index e742e04..10aeaf8 100644
--- a/include/linux/mfd/max8925.h
+++ b/include/linux/mfd/max8925.h
@@ -167,9 +167,6 @@
 	MAX8925_IRQ_VCHG_DC_OVP,
 	MAX8925_IRQ_VCHG_DC_F,
 	MAX8925_IRQ_VCHG_DC_R,
-	MAX8925_IRQ_VCHG_USB_OVP,
-	MAX8925_IRQ_VCHG_USB_F,
-	MAX8925_IRQ_VCHG_USB_R,
 	MAX8925_IRQ_VCHG_THM_OK_R,
 	MAX8925_IRQ_VCHG_THM_OK_F,
 	MAX8925_IRQ_VCHG_SYSLOW_F,