This patch use card's tran_speed instead of hard setting value.
I think mmc_set_clock(mmc, 52000000) is not good idea.
because this is hard setting. we need use card's tran_speed.
So If card_caps did't support High speed, we need set card's speed value
Signed-off-by: Jaehoon Chung <jh80.ch...@samsung.com>
Signed-off-by: Minkyu Kang <mk7.k...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
drivers/mmc/mmc.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index c543d83..f1b5552 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -815,11 +815,12 @@ int mmc_startup(struct mmc *mmc)
if (mmc->card_caps & MMC_MODE_HS) {
if (mmc->card_caps & MMC_MODE_HS_52MHz)
- mmc_set_clock(mmc, 52000000);
+ mmc->tran_speed = 52000000;
else
- mmc_set_clock(mmc, 26000000);
- } else
- mmc_set_clock(mmc, 20000000);
+ mmc->tran_speed = 26000000;
+ }
+
+ mmc_set_clock(mmc, mmc->tran_speed);
}
/* fill in device description */
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