Preinitialize the SD card signals regulator to 3.3V, which is the default post-reset setting, to be sure the regulator is set to a valid value.
Signed-off-by: Marek Vasut <[email protected]> Cc: Masahiro Yamada <[email protected]> --- V2: No change V3: No change --- drivers/mmc/tmio-common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c index 2a73829d99..0eca83a0f4 100644 --- a/drivers/mmc/tmio-common.c +++ b/drivers/mmc/tmio-common.c @@ -720,6 +720,8 @@ int tmio_sd_probe(struct udevice *dev, u32 quirks) #ifdef CONFIG_DM_REGULATOR device_get_supply_regulator(dev, "vqmmc-supply", &priv->vqmmc_dev); + if (priv->vqmmc_dev) + regulator_set_value(priv->vqmmc_dev, 3300000); #endif ret = mmc_of_parse(dev, &plat->cfg); -- 2.18.0 _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
