linux-kernel - [PATCH 47/94] ARM: dts: am335x-evmsk: Enable the McASP FIFO for audio

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Message-Id: <1405443709-15288-47-git-send-email-asadi.samuel@gmail.com>
Date:	Tue, 15 Jul 2014 20:01:02 +0300
From:	Sam Asadi <asadi.samuel@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Peter Ujfalusi <peter.ujfalusi@...com>,
	Tony Lindgren <tony@...mide.com>,
	sam-the-6 <asadi.samuel@...il.com>
Subject: [PATCH 47/94] ARM: dts: am335x-evmsk: Enable the McASP FIFO for audio

From: Peter Ujfalusi <peter.ujfalusi@...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@...com>
Signed-off-by: Tony Lindgren <tony@...mide.com>
Signed-off-by: sam-the-6 <asadi.samuel@...il.com>
---
 arch/arm/boot/dts/am335x-evmsk.dts |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index ab9a34c..80a3b21 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -560,8 +560,8 @@
 		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>;
 };
 
 &tscadc {
-- 
1.7.10.4

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