Add check to avoid touching the SCC tuning registers in case the IP doesn't support them or if the support isn't in place yet.
Signed-off-by: Marek Vasut marek.vasut+renesas@gmail.com Cc: Masahiro Yamada yamada.masahiro@socionext.com --- drivers/mmc/renesas-sdhi.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index 1590f496d7..6b5871a0ae 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -294,7 +294,8 @@ static int renesas_sdhi_set_ios(struct udevice *dev) #if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) struct tmio_sd_priv *priv = dev_get_priv(dev);
- renesas_sdhi_reset_tuning(priv); + if (priv->caps & TMIO_SD_CAP_RCAR_UHS) + renesas_sdhi_reset_tuning(priv); #endif
return ret; @@ -371,7 +372,7 @@ static int renesas_sdhi_probe(struct udevice *dev)
ret = tmio_sd_probe(dev, quirks); #if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) - if (!ret) + if (!ret && (priv->caps & TMIO_SD_CAP_RCAR_UHS)) renesas_sdhi_reset_tuning(priv); #endif return ret;