mmc: dw_mmc: fix fifo access for 64-bit

mci_writew causes a failure of fifo access for 64-bit.
mci_writeq is correct.

Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index a44382059540..753c55c20c54 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1373,8 +1373,9 @@ static void dw_mci_push_data64(struct dw_mci *host, void *buf, int cnt)
                 int len = dw_mci_push_part_bytes(host, buf, cnt);
                 buf += len;
                 cnt -= len;
+
                 if (host->part_buf_count == 8) {
-                        mci_writew(host, DATA(host->data_offset),
+                        mci_writeq(host, DATA(host->data_offset),
                                         host->part_buf);
                         host->part_buf_count = 0;
                 }