diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc_imx.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc_imx.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index 2ee53c7106..4c06361bee 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -727,17 +727,20 @@ static void esdhc_set_strobe_dll(struct mmc *mmc) if (priv->clock > ESDHC_STROBE_DLL_CLK_FREQ) { esdhc_write32(®s->strobe_dllctrl, ESDHC_STROBE_DLL_CTRL_RESET); + /* clear the reset bit on strobe dll before any setting */ + esdhc_write32(®s->strobe_dllctrl, 0); /* * enable strobe dll ctrl and adjust the delay target * for the uSDHC loopback read clock */ val = ESDHC_STROBE_DLL_CTRL_ENABLE | + ESDHC_STROBE_DLL_CTRL_SLV_UPDATE_INT_DEFAULT | (priv->strobe_dll_delay_target << ESDHC_STROBE_DLL_CTRL_SLV_DLY_TARGET_SHIFT); esdhc_write32(®s->strobe_dllctrl, val); - /* wait 1us to make sure strobe dll status register stable */ - mdelay(1); + /* wait 5us to make sure strobe dll status register stable */ + mdelay(5); val = esdhc_read32(®s->strobe_dllstat); if (!(val & ESDHC_STROBE_DLL_STS_REF_LOCK)) pr_warn("HS400 strobe DLL status REF not lock!\n"); @@ -1709,7 +1712,8 @@ static struct esdhc_soc_data usdhc_imx7d_data = { static struct esdhc_soc_data usdhc_imx7ulp_data = { .flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_STD_TUNING - | ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200, + | ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200 + | ESDHC_FLAG_HS400, }; static struct esdhc_soc_data usdhc_imx8qm_data = { |