diff options
| author | Yangbo Lu <yangbo.lu@nxp.com> | 2020-09-01 16:58:03 +0800 |
|---|---|---|
| committer | Peng Fan <peng.fan@nxp.com> | 2020-10-12 15:46:32 +0800 |
| commit | 8c96880814b23b5e17b5e7d350ea6066dae54bc6 (patch) | |
| tree | 0a9b1dec0c0aa51b7605e903ba9216b399678696 | |
| parent | 1b5f0ba7a5e880869069b9b6ea4c0244118a05af (diff) | |
mmc: add a hs400_tuning flag
Some controllers may have difference between HS200 tuning
and HS400 tuning, such as different registers setting,
different procedure, or different errata.
This patch is to add a hs400_tuning flag to identify the
tuning for HS400 mode.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
| -rw-r--r-- | drivers/mmc/mmc.c | 2 | ||||
| -rw-r--r-- | include/mmc.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 0727505304..b75c2bc830 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -1982,7 +1982,9 @@ static int mmc_select_hs400(struct mmc *mmc) mmc_set_clock(mmc, mmc->tran_speed, false); /* execute tuning if needed */ + mmc->hs400_tuning = 1; err = mmc_execute_tuning(mmc, MMC_CMD_SEND_TUNING_BLOCK_HS200); + mmc->hs400_tuning = 0; if (err) { debug("tuning failed\n"); return err; diff --git a/include/mmc.h b/include/mmc.h index 93494d939a..bea1c49151 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -707,6 +707,7 @@ struct mmc { * accessing the boot partitions */ u32 quirks; + u8 hs400_tuning; }; struct mmc_hwpart_conf { |