[PATCH 46/94] ARM: dts: am335x-evm: Enable the McASP FIFO for audio

Sam Asadi asadi.samuel at gmail.com
Tue Jul 15 17:01:01 UTC 2014


From: Peter Ujfalusi <peter.ujfalusi at ti.com>

The use of FIFO in McASP can reduce the risk of audio under/overrun and
lowers the load on the memories since the DMA will operate in bursts.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
Signed-off-by: Tony Lindgren <tony at atomide.com>
Signed-off-by: sam-the-6 <asadi.samuel at gmail.com>
---
 arch/arm/boot/dts/am335x-evm.dts |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index ecb2677..e2156a5 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -529,8 +529,8 @@
 		serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
 			0 0 1 2
 		>;
-		tx-num-evt = <1>;
-		rx-num-evt = <1>;
+		tx-num-evt = <32>;
+		rx-num-evt = <32>;
 };
 
 &tps {
-- 
1.7.10.4



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