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authorSonic Zhang <sonic.zhang@analog.com>2012-08-07 11:10:12 +0800
committerChris Ball <cjb@laptop.org>2012-09-04 13:58:18 -0400
commit0462566b1e3129b2920b63b62a653b70a1bc36fa (patch)
tree2abdae105df4107dd21a561eb8c157b09f41283f /drivers
parent109ec8c396eae4d54e14be61719184ec36704d15 (diff)
downloadop-kernel-dev-0462566b1e3129b2920b63b62a653b70a1bc36fa.zip
op-kernel-dev-0462566b1e3129b2920b63b62a653b70a1bc36fa.tar.gz
mmc: bfin_sdh: limit mmc DMA segment len to 1 for bf518.
bf518 RSI dma doesn't work in array mode. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/bfin_sdh.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mmc/host/bfin_sdh.c b/drivers/mmc/host/bfin_sdh.c
index a17dd73..56a1093 100644
--- a/drivers/mmc/host/bfin_sdh.c
+++ b/drivers/mmc/host/bfin_sdh.c
@@ -462,7 +462,11 @@ static int __devinit sdh_probe(struct platform_device *pdev)
}
mmc->ops = &sdh_ops;
+#if defined(CONFIG_BF54x)
mmc->max_segs = 32;
+#elif defined(CONFIG_BF51x)
+ mmc->max_segs = 1;
+#endif
mmc->max_seg_size = 1 << 16;
mmc->max_blk_size = 1 << 11;
mmc->max_blk_count = 1 << 11;
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