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fsl_dma: fix support for 83xx DMA engine

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Commit 359ec49319 broke support for the
Freescale DMA engine on the 83xx parts. This is due to using registers
which do not exist on 83xx. Remove the attribute register accesses from
the 83xx build.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Cc: York Sun <yorksun@freescale.com>
Cc: Peter Tyser <ptyser@xes-inc.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
This commit is contained in:
Ira W. Snyder 2011-03-01 14:40:55 -08:00 committed by Kim Phillips
parent 79642098a8
commit 9a865fff15
1 changed files with 2 additions and 0 deletions
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2
drivers/dma/fsl_dma.c
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@ -116,10 +116,12 @@ int dmacpy(phys_addr_t dest, phys_addr_t src, phys_size_t count) {
out_dma32(&dma->dar, (u32) (dest & 0xFFFFFFFF)); out_dma32(&dma->dar, (u32) (dest & 0xFFFFFFFF));
out_dma32(&dma->sar, (u32) (src & 0xFFFFFFFF)); out_dma32(&dma->sar, (u32) (src & 0xFFFFFFFF));
#if !defined(CONFIG_MPC83xx)
out_dma32(&dma->satr, out_dma32(&dma->satr,
in_dma32(&dma->satr) | (u32)((u64)src >> 32)); in_dma32(&dma->satr) | (u32)((u64)src >> 32));
out_dma32(&dma->datr, out_dma32(&dma->datr,
in_dma32(&dma->datr) | (u32)((u64)dest >> 32)); in_dma32(&dma->datr) | (u32)((u64)dest >> 32));
#endif
out_dma32(&dma->bcr, xfer_size); out_dma32(&dma->bcr, xfer_size);
dma_sync(); dma_sync();