Since we switched to use eDMA we can now safely enable the FIFO in McASP.
This will reduce the chance of McASP level under/overflow.

Signed-off-by: Peter Ujfalusi <redacted>
---
 arch/arm/boot/dts/dra7-evm.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index cfc24e52244e..ebdbfcc96a6f 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts

@@ -901,6 +901,8 @@
 	serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
 		1 2 0 0
 	>;
+	tx-num-evt = <32>;
+	rx-num-evt = <32>;
 };
 
 &mailbox5 {

-- 
2.7.1