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+rene...@gmail.com>
Cc: Masahiro Yamada <yamada.masah...@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;
--
2.18.0
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