Abstracting dev_get_addr can improve drivers that want to
get device's address.
Signed-off-by: Peng Fan <peng....@freescale.com>
---
drivers/core/device.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/core/device.c b/drivers/core/device.c
index 963b16f..0ba5c76 100644
--- a/drivers/core/device.c
+++ b/drivers/core/device.c
@@ -12,6 +12,7 @@
#include <common.h>
#include <fdtdec.h>
#include <malloc.h>
+#include <libfdt.h>
#include <dm/device.h>
#include <dm/device-internal.h>
#include <dm/lists.h>
@@ -390,3 +391,21 @@ ulong dev_get_of_data(struct udevice *dev)
{
return dev->of_id->data;
}
+
+#ifdef CONFIG_OF_CONTROL
+void *dev_get_addr(struct udevice *dev)
+{
+ fdt_addr_t addr;
+
+ addr = fdtdec_get_addr(gd->fdt_blob, dev->of_offset, "reg");
+ if (addr == FDT_ADDR_T_NONE)
+ return NULL;
+ else
+ return (void *)addr;
+}
+#else
+void *dev_get_addr(struct udevice *dev)
+{
+ return NULL;
+}
+#endif
--
1.8.4
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