MIPS: Alchemy: higher priority for system timer.

Raise RTCMATCH2 interrupt priority in case it is used as the system
timer tick.
Signed-off-by: NManuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/alchemy/common/irq.c

@@ -74,7 +74,7 @@ struct au1xxx_irqmap {
 	{ AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
-	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
 	{ AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
 	{ AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
 	{ AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
@@ -108,7 +108,7 @@ struct au1xxx_irqmap {
 	{ AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
-	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
 	{ AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
 	{ AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
@@ -140,7 +140,7 @@ struct au1xxx_irqmap {
 	{ AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
-	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
 	{ AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
 	{ AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
 	{ AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
@@ -174,7 +174,7 @@ struct au1xxx_irqmap {
 	{ AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
-	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
 	{ AU1550_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1550_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
 	{ AU1550_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
@@ -202,7 +202,7 @@ struct au1xxx_irqmap {
 	{ AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
-	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+	{ AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
 	{ AU1200_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
 	{ AU1200_USB_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
 	{ AU1200_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },