[PATCH 6/9] dm: Provide dev_read_addr_index_ptr() wrapper

[Bin Meng <bmeng.cn@gmail.com>]

Like dev_read_addr_ptr(), provide a wrapper for the indexed version.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
---

 include/dm/read.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/include/dm/read.h b/include/dm/read.h
index 5bf3405614..890bf3d847 100644
--- a/include/dm/read.h
+++ b/include/dm/read.h
@@ -180,6 +180,18 @@ int dev_read_size(const struct udevice *dev, const char *propname);
  */
 fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index);
 
+/**
+ * dev_read_addr_index_ptr() - Get the indexed reg property of a device
+ *                             as a pointer
+ *
+ * @dev: Device to read from
+ * @index: the 'reg' property can hold a list of <addr, size> pairs
+ *	   and @index is used to select which one is required
+ *
+ * @return pointer or NULL if not found
+ */
+void *dev_read_addr_index_ptr(const struct udevice *dev, int index);
+
 /**
  * dev_read_addr_size_index() - Get the indexed reg property of a device
  *
@@ -805,6 +817,12 @@ static inline fdt_addr_t dev_read_addr_index(const struct udevice *dev,
 	return devfdt_get_addr_index(dev, index);
 }
 
+static inline void *dev_read_addr_index_ptr(const struct udevice *dev,
+					    int index)
+{
+	return devfdt_get_addr_index_ptr(dev, index);
+}
+
 static inline fdt_addr_t dev_read_addr_size_index(const struct udevice *dev,
 						  int index,
 						  fdt_size_t *size)
-- 
2.25.1