diff options
| author | Dmitry Shmidt <dimitrysh@google.com> | 2010-10-06 17:25:02 -0700 |
|---|---|---|
| committer | Troy Kisky <troy.kisky@boundarydevices.com> | 2013-03-05 13:38:30 -0700 |
| commit | 44b9c17e970d992190b80a18d3919676ad455e8c (patch) | |
| tree | b2d1f6500bf82a588e2c7c028d700b40e5bb5a0f | |
| parent | 0fb947743c824d58352dbc617714ad6920b5c20d (diff) | |
mmc: sdio: Fix enable_hs and enable_wide in sdio_reset_comm()
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
| -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 e03d512906a0..3512bdd96184 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -912,7 +912,7 @@ 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)) { @@ -931,27 +931,22 @@ 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: |