From: Marek Vasut Date: Sat, 23 Nov 2019 12:36:22 +0000 (+0100) Subject: mmc: tmio: sdhi: Disable auto-retuning in HS400 X-Git-Tag: v2020.10~475^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8f39b03022b1edaf16738b920fea879ebc5c9c17;p=platform%2Fkernel%2Fu-boot.git 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 Cc: Masahiro Yamada --- diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index 7967265..8c690a2 100644 --- 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;