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[05/10] mmc: uniphier: use devm_get_addr() to get base address

Message ID 1458826368-2159-6-git-send-email-yamada.masahiro@socionext.com
State New
Headers show

Commit Message

Masahiro Yamada March 24, 2016, 1:32 p.m. UTC 
Currently, fdtdec_get_addr_size() does not support the address
translation, so it cannot handle device trees with non-straight
"ranges" properties.  (This would be a problem with DTS for UniPhier
ARMv8 SoCs.)

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

---

 drivers/mmc/uniphier-sd.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

-- 
1.9.1

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diff mbox

Patch

diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index 3bc4d94..81a80cd 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -12,6 +12,7 @@ 
 #include <dm/device.h>
 #include <linux/compat.h>
 #include <linux/io.h>
+#include <linux/sizes.h>
 #include <asm/unaligned.h>
 #include <asm/dma-mapping.h>
 
@@ -650,15 +651,17 @@  int uniphier_sd_probe(struct udevice *dev)
 	struct uniphier_sd_priv *priv = dev_get_priv(dev);
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
 	fdt_addr_t base;
-	fdt_size_t size;
 	struct udevice *clk_dev;
 	int clk_id;
 	int ret;
 
 	priv->dev = dev;
 
-	base = fdtdec_get_addr_size(gd->fdt_blob, dev->of_offset, "reg", &size);
-	priv->regbase = map_sysmem(base, size);
+	base = dev_get_addr(dev);
+	if (base == FDT_ADDR_T_NONE)
+		return -EINVAL;
+
+	priv->regbase = map_sysmem(base, SZ_2K);
 	if (!priv->regbase)
 		return -ENOMEM;