From: Marek Vasut <marek.vasut@gmail.com>
Date: Sat, 23 Nov 2019 12:36:20 +0000 (+0100)
Subject: mmc: tmio: sdhi: Adjust DT2FF settings for HS400 mode
X-Git-Tag: v2020.01-rc4~6^2~5
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=dc419fc6e134b52b66945ab63324271f788d4d46;p=oweals%2Fu-boot.git

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

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>
---

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);