Use more bits to support 36-bit addressing
Signed-off-by: York Sun <york...@freescale.com>
---
drivers/dma/fsl_dma.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/dma/fsl_dma.c b/drivers/dma/fsl_dma.c
index df33e7a..09c18c1 100644
--- a/drivers/dma/fsl_dma.c
+++ b/drivers/dma/fsl_dma.c
@@ -114,8 +114,12 @@ int dmacpy(phys_addr_t dest, phys_addr_t src, phys_size_t
count) {
while (count) {
xfer_size = MIN(FSL_DMA_MAX_SIZE, count);
- out_dma32(&dma->dar, (uint) dest);
- out_dma32(&dma->sar, (uint) src);
+ out_dma32(&dma->dar, (u32) (dest & 0xFFFFFFFF));
+ out_dma32(&dma->sar, (u32) (src & 0xFFFFFFFF));
+ out_dma32(&dma->satr,
+ in_dma32(&dma->satr) | (u32)((u64)src >> 32));
+ out_dma32(&dma->datr,
+ in_dma32(&dma->datr) | (u32)((u64)dest >> 32));
out_dma32(&dma->bcr, xfer_size);
dma_sync();
--
1.7.0.4
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