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mmc: dw_mmc: set to MMC_CAP_ERASE by default 

This flag needs to use the trim/discard/erase commands.
dwmmc controller enables this flag by default.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Jaehoon Chung 2016-07-15 10:54:50 +09:00 committed by Ulf Hansson
parent 6ae3e537ea
commit 6024e16654
1 changed files with 6 additions and 0 deletions
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6
drivers/mmc/host/dw_mmc.c
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@ -2604,6 +2604,12 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
if (host->pdata->caps)
mmc->caps = host->pdata->caps;
/*
* Support MMC_CAP_ERASE by default.
* It needs to use trim/discard/erase commands.
*/
mmc->caps |= MMC_CAP_ERASE;
if (host->pdata->pm_caps)
mmc->pm_caps = host->pdata->pm_caps;