Blackfin arch: clear EMAC_SYSTAT during IRQ init rather than early head.S as we dont need it setup that early

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 7f9df4e..62f8883 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -983,6 +983,11 @@
 
 	local_irq_disable();
 
+#if defined(CONFIG_BF527) || defined(CONFIG_BF536) || defined(CONFIG_BF537)
+	/* Clear EMAC Interrupt Status bits so we can demux it later */
+	bfin_write_EMAC_SYSTAT(-1);
+#endif
+
 #ifdef CONFIG_BF54x
 # ifdef CONFIG_PINTx_REASSIGN
 	pint[0]->assign = CONFIG_PINT0_ASSIGN;