diff options
| -rw-r--r-- | drivers/mmc/fsl_esdhc_imx.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index 0ced796ff49..e61c5d544ea 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -1035,6 +1035,11 @@ static int esdhc_init_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) /* Set timout to the maximum value */ esdhc_clrsetbits32(®s->sysctl, SYSCTL_TIMEOUT_MASK, 14 << 16); + /* max 1ms delay with clock on for initialization */ + esdhc_setbits32(®s->vendorspec, VENDORSPEC_FRC_SDCLK_ON); + udelay(1000); + esdhc_clrbits32(®s->vendorspec, VENDORSPEC_FRC_SDCLK_ON); + return 0; } @@ -1569,7 +1574,7 @@ static int fsl_esdhc_probe(struct udevice *dev) upriv->mmc = mmc; - return esdhc_init_common(priv, mmc); + return 0; } static int fsl_esdhc_get_cd(struct udevice *dev) @@ -1621,6 +1626,14 @@ static int fsl_esdhc_wait_dat0(struct udevice *dev, int state, return esdhc_wait_dat0_common(priv, state, timeout_us); } +static int fsl_esdhc_reinit(struct udevice *dev) +{ + struct fsl_esdhc_plat *plat = dev_get_plat(dev); + struct fsl_esdhc_priv *priv = dev_get_priv(dev); + + return esdhc_init_common(priv, &plat->mmc); +} + static const struct dm_mmc_ops fsl_esdhc_ops = { .get_cd = fsl_esdhc_get_cd, .send_cmd = fsl_esdhc_send_cmd, @@ -1632,6 +1645,7 @@ static const struct dm_mmc_ops fsl_esdhc_ops = { .set_enhanced_strobe = fsl_esdhc_set_enhanced_strobe, #endif .wait_dat0 = fsl_esdhc_wait_dat0, + .reinit = fsl_esdhc_reinit, }; static struct esdhc_soc_data usdhc_imx7d_data = { |