After power-on, must be ensured at least 74~80 clocks before sending any first command. To ensure, it's good that dw_mci_setup_bus() is located at dw_mci_set_ios instead of __dw_mci_start_request()
Signed-off-by: Jaehoon Chung <[email protected]> Signed-off-by: Kyungmin Park <[email protected]> Acked-by: Seungwon Jeon <[email protected]> ------ Changelog V2: - Modified the commit-message. --- drivers/mmc/host/dw_mmc.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 4b2bedc..de79093 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -682,9 +682,6 @@ static void __dw_mci_start_request(struct dw_mci *host, if (host->pdata->select_slot) host->pdata->select_slot(slot->id); - /* Slot specific timing and width adjustment */ - dw_mci_setup_bus(slot); - host->cur_slot = slot; host->mrq = mrq; @@ -810,6 +807,9 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) if (slot->host->drv_data->set_ios) slot->host->drv_data->set_ios(slot->host, ios); + /* Slot specific timing and width adjustment */ + dw_mci_setup_bus(slot); + switch (ios->power_mode) { case MMC_POWER_UP: set_bit(DW_MMC_CARD_NEED_INIT, &slot->flags); -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
