diff options
| author | Petri Gynther | 2015-05-20 14:35:00 -0700 |
|---|---|---|
| committer | Ulf Hansson | 2015-06-01 09:07:09 +0200 |
| commit | 43e943a04049d8f4ee96a940517a5fcb0f558ad2 (patch) | |
| tree | d7152b54b7f411abe57a4abc23bc77fae3d8614d /drivers/mmc | |
| parent | d9fbe003ead7205cfd6e623f90f3eb9a56a0d445 (diff) | |
mmc: sdhci: fix driver type B and D handling in sdhci_do_set_ios()
sdhci_do_set_ios() doesn't currently program SDHCI_HOST_CONTROL2
register correctly when host->preset_enabled == false.
Add code to handle the missing cases MMC_SET_DRIVER_TYPE_B and
MMC_SET_DRIVER_TYPE_D.
Signed-off-by: Petri Gynther <pgynther@google.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 58c1770e879d..b35ec79e7205 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1514,8 +1514,17 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios) ctrl_2 &= ~SDHCI_CTRL_DRV_TYPE_MASK; if (ios->drv_type == MMC_SET_DRIVER_TYPE_A) ctrl_2 |= SDHCI_CTRL_DRV_TYPE_A; + else if (ios->drv_type == MMC_SET_DRIVER_TYPE_B) + ctrl_2 |= SDHCI_CTRL_DRV_TYPE_B; else if (ios->drv_type == MMC_SET_DRIVER_TYPE_C) ctrl_2 |= SDHCI_CTRL_DRV_TYPE_C; + else if (ios->drv_type == MMC_SET_DRIVER_TYPE_D) + ctrl_2 |= SDHCI_CTRL_DRV_TYPE_D; + else { + pr_warn("%s: invalid driver type, default to " + "driver type B\n", mmc_hostname(mmc)); + ctrl_2 |= SDHCI_CTRL_DRV_TYPE_B; + } sdhci_writew(host, ctrl_2, SDHCI_HOST_CONTROL2); } else { |