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mmc: tmio: sdhi: Disable auto-retuning in HS400

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Disable the auto-retuning in HS400 mode in favor of manual calibration.

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 13:36:22 +01:00 committed by Peng Fan
parent e5d3f3d9e5
commit 8f39b03022
1 changed files with 3 additions and 5 deletions
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8
drivers/mmc/renesas-sdhi.c
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@ -229,7 +229,9 @@ static int renesas_sdhi_hs400(struct udevice *dev)
if (ret < 0) if (ret < 0)
return ret; return ret;
tmio_sd_writel(priv, 0, RENESAS_SDHI_SCC_RVSREQ); reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg &= ~RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_TMPPORT2); reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_TMPPORT2);
if (hs400) { if (hs400) {
@ -264,10 +266,6 @@ static int renesas_sdhi_hs400(struct udevice *dev)
reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL; reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL;
tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL); tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg |= RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
/* Execute adjust hs400 offset after setting to HS400 mode */ /* Execute adjust hs400 offset after setting to HS400 mode */
if (hs400) if (hs400)
priv->needs_adjust_hs400 = true; priv->needs_adjust_hs400 = true;