diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index f038acc..1ed5355 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -418,7 +418,6 @@ static int esdhc_init(struct mmc *mmc) struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base; int timeout = 1000; - int ret = 0; /* Reset the entire host controller */ esdhc_write32(®s->sysctl, SYSCTL_RSTA); @@ -445,24 +444,19 @@ static int esdhc_init(struct mmc *mmc) /* Set timout to the maximum value */ esdhc_clrsetbits32(®s->sysctl, SYSCTL_TIMEOUT_MASK, 14 << 16); - /* Check if there is a callback for detecting the card */ - ret = board_mmc_getcd(mmc); - if (ret < 0) { - timeout = 1000; - while (!(esdhc_read32(®s->prsstat) & PRSSTAT_CINS) && - --timeout) - udelay(1000); + return 0; +} - if (timeout <= 0) - ret = NO_CARD_ERR; - } else { - if (ret == 0) - ret = NO_CARD_ERR; - else - ret = 0; - } +static int esdhc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base; + int timeout = 1000; + + while (!(esdhc_read32(®s->prsstat) & PRSSTAT_CINS) && --timeout) + udelay(1000); - return ret; + return timeout > 0; } static void esdhc_reset(struct fsl_esdhc *regs) @@ -500,6 +494,7 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg) mmc->send_cmd = esdhc_send_cmd; mmc->set_ios = esdhc_set_ios; mmc->init = esdhc_init; + mmc->getcd = esdhc_getcd; voltage_caps = 0; caps = regs->hostcapblt; |