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[01/10] serial: uniphier: use devm_get_addr() to get base address

Message ID 1458826368-2159-2-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/serial/serial_uniphier.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

-- 
1.9.1

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diff mbox

Patch

diff --git a/drivers/serial/serial_uniphier.c b/drivers/serial/serial_uniphier.c
index edb9203..525f0a4 100644
--- a/drivers/serial/serial_uniphier.c
+++ b/drivers/serial/serial_uniphier.c
@@ -6,6 +6,7 @@ 
 
 #include <linux/io.h>
 #include <linux/serial_reg.h>
+#include <linux/sizes.h>
 #include <asm/errno.h>
 #include <dm/device.h>
 #include <mapmem.h>
@@ -91,12 +92,13 @@  static int uniphier_serial_probe(struct udevice *dev)
 	struct uniphier_serial_private_data *priv = dev_get_priv(dev);
 	struct uniphier_serial __iomem *port;
 	fdt_addr_t base;
-	fdt_size_t size;
 	u32 tmp;
 
-	base = fdtdec_get_addr_size(gd->fdt_blob, dev->of_offset, "reg", &size);
+	base = dev_get_addr(dev);
+	if (base == FDT_ADDR_T_NONE)
+		return -EINVAL;
 
-	port = map_sysmem(base, size);
+	port = map_sysmem(base, SZ_64);
 	if (!port)
 		return -ENOMEM;