[U-Boot] [PATCH 4/9] mmc: tmio: sdhi: Adjust DT2FF settings for HS400 mode
Marek Vasut
marek.vasut at gmail.com
Sun Nov 10 15:40:07 UTC 2019
Adjust the DT2FF offsets in HS400 according to latest information
from the chip vendor.
Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Masahiro Yamada <yamada.masahiro at socionext.com>
---
drivers/mmc/renesas-sdhi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index 3f20a690a2..8c96e5c8a4 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -253,13 +253,13 @@ static int renesas_sdhi_hs400(struct udevice *dev)
if (taps == 4) {
tmio_sd_writel(priv, priv->tap_set >> 1,
RENESAS_SDHI_SCC_TAPSET);
+ tmio_sd_writel(priv, hs400 ? 0x100 : 0x300,
+ RENESAS_SDHI_SCC_DT2FF);
} else {
tmio_sd_writel(priv, priv->tap_set, RENESAS_SDHI_SCC_TAPSET);
+ tmio_sd_writel(priv, 0x300, RENESAS_SDHI_SCC_DT2FF);
}
- 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);
--
2.24.0.rc1
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