The current implementation of fifo size computation was giving improper
values for eMMC channel. Modified the computation as per user manual.
Signed-off-by: Amarendra Reddy <amarendra...@samsung.com>
---
drivers/mmc/dw_mmc.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 4070d4e..62dc152 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -332,6 +332,8 @@ static int dwmci_init(struct mmc *mmc)
dwmci_writel(host, DWMCI_BMOD, 1);
fifo_size = dwmci_readl(host, DWMCI_FIFOTH);
+ fifo_size = ((fifo_size & RX_WMARK(0xFFF)) >> 16) + 1;
+
if (host->fifoth_val)
fifoth_val = host->fifoth_val;
else
--
1.7.0.4
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