diff options
| author | Dmitry Shmidt <dimitrysh@google.com> | 2010-10-06 17:25:02 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2012-02-14 11:26:20 -0800 |
| commit | 880857a6e6bf1de9e574c7978430ad00ddb421ce (patch) | |
| tree | 9ff2f6e6ae55e7589808efe87e3cc044d8406b37 /drivers | |
| parent | fdb7587cf12bf9c325eeec456d035145d51e4365 (diff) | |
mmc: sdio: Fix enable_hs and enable_wide in sdio_reset_comm()
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/core/sdio.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index 25565a5363a..1ecebf3672f 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -1243,7 +1243,7 @@ int sdio_reset_comm(struct mmc_card *card) if (mmc_host_is_spi(host)) { err = mmc_spi_set_crc(host, use_spi_crc); if (err) - goto err; + goto err; } if (!mmc_host_is_spi(host)) { @@ -1262,27 +1262,22 @@ int sdio_reset_comm(struct mmc_card *card) * Switch to high-speed (if supported). */ err = sdio_enable_hs(card); - if (err) + if (err > 0) + mmc_sd_go_highspeed(card); + else if (err) goto err; /* * Change to the card's maximum speed. */ - if (mmc_card_highspeed(card)) { - /* - * The SDIO specification doesn't mention how - * the CIS transfer speed register relates to - * high-speed, but it seems that 50 MHz is - * mandatory. - */ - mmc_set_clock(host, 50000000); - } else { - mmc_set_clock(host, card->cis.max_dtr); - } + mmc_set_clock(host, mmc_sdio_get_max_clock(card)); - err = sdio_enable_wide(card); - if (err) + err = sdio_enable_4bit_bus(card); + if (err > 0) + mmc_set_bus_width(host, MMC_BUS_WIDTH_4); + else if (err) goto err; + mmc_release_host(host); return 0; err: |