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mmc: tmio: sdhi: Adjust DT2FF settings for HS400 mode

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Adjust the DT2FF offsets in HS400 according to latest information
from the chip vendor.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Marek Vasut 2019-11-23 13:36:20 +01:00 • committed by Peng Fan
parent 810998871a
commit dc419fc6e1
1 changed files with 3 additions and 3 deletions
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6
drivers/mmc/renesas-sdhi.c
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@ -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);