summaryrefslogtreecommitdiff
path: root/drivers/mmc
diff options
context:
space:
mode:
authorMarek Vasut <marek.vasut+renesas@gmail.com>2019-02-14 15:16:15 +0100
committerMarek Vasut <marex@denx.de>2019-02-16 18:12:17 +0100
commit261445dfafdce252f91fea16517aba5830dd1930 (patch)
tree368c208f73915c2fa6e51c7ccd3e999e3b3a6522 /drivers/mmc
parent4c80f111c06f9aa258b9e55db1ee99572428c105 (diff)
mmc: tmio: sdhi: Configure DT2FF register for HS400 mode
The DT2FF register must be configured differently for HS400 mode and for HS200/SDR104 mode. Configure the DT2FF register according to the recommended datasheet settings for each mode. Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com> Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/renesas-sdhi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index a556acd5cb..923f846370 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -148,6 +148,9 @@ static int renesas_sdhi_hs400(struct udevice *dev)
tmio_sd_writel(priv, priv->tap_set, RENESAS_SDHI_SCC_TAPSET);
}
+ tmio_sd_writel(priv, hs400 ? 0x704 : 0x300,
+ RENESAS_SDHI_SCC_DT2FF);
+
reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL;
tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);