MIPS: ath79: Add AR933X specific IRQ initialization

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Kathy Giori <kgiori@qca.qualcomm.com>
Cc: "Luis R.  Rodriguez" <rodrigue@qca.qualcomm.com>
Patchwork: https://patchwork.linux-mips.org/patch/2530/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/ath79/irq.c b/arch/mips/ath79/irq.c
index 0d98114..1b073de 100644
--- a/arch/mips/ath79/irq.c
+++ b/arch/mips/ath79/irq.c
@@ -129,7 +129,7 @@
 
 	if (soc_is_ar71xx() || soc_is_ar913x())
 		ath79_misc_irq_chip.irq_mask_ack = ar71xx_misc_irq_mask;
-	else if (soc_is_ar724x())
+	else if (soc_is_ar724x() || soc_is_ar933x())
 		ath79_misc_irq_chip.irq_ack = ar724x_misc_irq_ack;
 	else
 		BUG();
@@ -186,6 +186,9 @@
 	} else if (soc_is_ar913x()) {
 		ath79_ip2_flush_reg = AR913X_DDR_REG_FLUSH_WMAC;
 		ath79_ip3_flush_reg = AR913X_DDR_REG_FLUSH_USB;
+	} else if (soc_is_ar933x()) {
+		ath79_ip2_flush_reg = AR933X_DDR_REG_FLUSH_WMAC;
+		ath79_ip3_flush_reg = AR933X_DDR_REG_FLUSH_USB;
 	} else
 		BUG();