Commit 359ec4931944adb885882deb9b781e4095eabc94 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 --- drivers/dma/fsl_dma.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/dma/fsl_dma.c b/drivers/dma/fsl_dma.c index 09c18c1..30785ec 100644 --- a/drivers/dma/fsl_dma.c +++ b/drivers/dma/fsl_dma.c @@ -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->sar, (u32) (src & 0xFFFFFFFF)); +#if !defined(CONFIG_MPC83xx) out_dma32(&dma->satr, in_dma32(&dma->satr) | (u32)((u64)src >> 32)); out_dma32(&dma->datr, in_dma32(&dma->datr) | (u32)((u64)dest >> 32)); +#endif out_dma32(&dma->bcr, xfer_size); dma_sync();