Unsupported voltage on voltage switch is not an error, do not print error message in such a case. This happens e.g. if the eMMC is already in 1V8 mode or when testing 1V2 mode operation on systems which only do 3V3/1V8 switching.
Signed-off-by: Marek Vasut marex@denx.de Cc: Fabio Estevam fabio.estevam@nxp.com Cc: Jaehoon Chung jh80.chung@samsung.com Cc: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- drivers/mmc/fsl_esdhc_imx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index f3101a061a..f42e018434 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -791,7 +791,7 @@ static int esdhc_set_voltage(struct mmc *mmc) switch (mmc->signal_voltage) { case MMC_SIGNAL_VOLTAGE_330: if (priv->vs18_enable) - return -EIO; + return -ENOTSUPP; #if CONFIG_IS_ENABLED(DM_REGULATOR) if (!IS_ERR_OR_NULL(priv->vqmmc_dev)) { ret = regulator_set_value(priv->vqmmc_dev, 3300000); @@ -972,7 +972,8 @@ static int esdhc_set_ios_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) if (priv->signal_voltage != mmc->signal_voltage) { ret = esdhc_set_voltage(mmc); if (ret) { - printf("esdhc_set_voltage error %d\n", ret); + if (ret != -ENOTSUPP) + printf("esdhc_set_voltage error %d\n", ret); return ret; } }