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authorJack Halpin <jack.halpin@gmail.com>2010-04-08 06:12:51 +0000
committerJack Halpin <jack.halpin@gmail.com>2010-04-08 06:12:51 +0000
commitd7c8d349995c324a47a40c34c2e13d4ac9fb9db5 (patch)
tree211c2e68c8341a014cd434e1c76cddf0b477ffd9
parent286fcfe8b11d6b85a0faa24dcce3098a7c24c8e7 (diff)
downloadrockbox-d7c8d349995c324a47a40c34c2e13d4ac9fb9db5.tar.gz
rockbox-d7c8d349995c324a47a40c34c2e13d4ac9fb9db5.zip
Sansa AMSv2: Do not disable DMA synchronization logic for as3525v2. The DMA controller and the SD controller run at different clock speeds.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25532 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r--firmware/target/arm/as3525/dma-pl081.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/firmware/target/arm/as3525/dma-pl081.c b/firmware/target/arm/as3525/dma-pl081.c
index e0620dc688..43f6162e38 100644
--- a/firmware/target/arm/as3525/dma-pl081.c
+++ b/firmware/target/arm/as3525/dma-pl081.c
@@ -24,6 +24,7 @@
24#include "pl081.h" 24#include "pl081.h"
25#include "dma-target.h" 25#include "dma-target.h"
26#include "panic.h" 26#include "panic.h"
27#include "config.h"
27 28
28static int dma_used = 0; 29static int dma_used = 0;
29static void (*dma_callback[2])(void); /* 2 channels */ 30static void (*dma_callback[2])(void); /* 2 channels */
@@ -48,7 +49,9 @@ void dma_release(void)
48 49
49void dma_init(void) 50void dma_init(void)
50{ 51{
52#if CONFIG_CPU == AS3525
51 DMAC_SYNC = 0xffff; /* disable synchronisation logic */ 53 DMAC_SYNC = 0xffff; /* disable synchronisation logic */
54#endif
52 VIC_INT_ENABLE = INTERRUPT_DMAC; 55 VIC_INT_ENABLE = INTERRUPT_DMAC;
53} 56}
54 57