[U-Boot] [PATCH 07/10] mmc: uniphier-sd: Always check controller version

Marek Vasut marek.vasut at gmail.com
Wed Jan 31 15:21:22 UTC 2018


Handle the controller version even if quirks are set. The controller in
Renesas Gen3 SoCs does provide the version register, which indicates a
controller v10 and the controller does support internal DMA and /1024
divider.

Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Masahiro Yamada <yamada.masahiro at socionext.com>
---
 drivers/mmc/uniphier-sd.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index 5603c43813..440f5be438 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -824,16 +824,15 @@ static int uniphier_sd_probe(struct udevice *dev)
 	plat->cfg.name = dev->name;
 	plat->cfg.host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
 
-	if (quirks) {
+	if (quirks)
 		priv->caps = quirks;
-	} else {
-		priv->version = uniphier_sd_readl(priv, UNIPHIER_SD_VERSION) &
-							UNIPHIER_SD_VERSION_IP;
-		dev_dbg(dev, "version %x\n", priv->version);
-		if (priv->version >= 0x10) {
-			priv->caps |= UNIPHIER_SD_CAP_DMA_INTERNAL;
-			priv->caps |= UNIPHIER_SD_CAP_DIV1024;
-		}
+
+	priv->version = uniphier_sd_readl(priv, UNIPHIER_SD_VERSION) &
+						UNIPHIER_SD_VERSION_IP;
+	dev_dbg(dev, "version %x\n", priv->version);
+	if (priv->version >= 0x10) {
+		priv->caps |= UNIPHIER_SD_CAP_DMA_INTERNAL;
+		priv->caps |= UNIPHIER_SD_CAP_DIV1024;
 	}
 
 	if (fdt_get_property(gd->fdt_blob, dev_of_offset(dev), "non-removable",
-- 
2.15.1



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