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

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>

diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index 79672653ffa7233f809c9e6d2d115dc9cb00a471..8c690a27b2c831b73ba28df92f65bf61b0d23f30 100644 (file)
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -229,7 +229,9 @@ static int renesas_sdhi_hs400(struct udevice *dev)
        if (ret < 0)
                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);
        if (hs400) {
@@ -264,10 +266,6 @@ static int renesas_sdhi_hs400(struct udevice *dev)
        reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL;
        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 */
        if (hs400)
                priv->needs_adjust_hs400 = true;