diff --git a/drivers/of/base.c b/drivers/of/base.c
index 632ebae..e9acbea 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -596,6 +596,148 @@ struct device_node
*of_find_node_by_phandle(phandle handle)
 EXPORT_SYMBOL(of_find_node_by_phandle);

 /**
+ * of_read_property_u32 - Reads a 32-bit property value
+ * @prop:	property to read from.
+ * @offset:	offset into property value to read from (in bytes).
+ * @out_value:	returned value.
+ *
+ * Returns a 32-bit value from a property. Returns -EINVAL, if the
property does
+ * not exist, -ENODATA, if property does not have a value, -EOVERFLOW, if
+ * reading from offset overshoots the length of the property.
+ */
+int of_read_property_u32(struct property *prop, u32 offset, u32 *out_value)
+{
+	if (!prop || !out_value)
+		return -EINVAL;
+	if (!prop->value)
+		return -ENODATA;
+	if (offset + sizeof(*out_value) > prop->length)
+		return -EOVERFLOW;
+
+	*out_value = be32_to_cpup(prop->value + offset);
+	return 0;
+}
+EXPORT_SYMBOL_GPL(of_read_property_u32);
+
+/**
+ * of_getprop_u32 - Find a property in a device node and read a 32-bit value
+ * @np:		device node from which the property value is to be read.
+ * @propname	name of the property to be searched.
+ * @offset:	offset into property value to read from (in bytes).
+ * @out_value:	returned value.
+ *
+ * Search for a property in a device node and read a 32-bit value from a
+ * property. Returns -EINVAL, if the property does not exist, -ENODATA, if
+ * property does not have a value, -EOVERFLOW, if reading from offset
overshoots
+ * the length of the property.
+ */
+int of_getprop_u32(struct device_node *np, char *propname, int offset,
+			u32 *out_value)
+{
+	return of_read_property_u32(of_find_property(np, propname, NULL),
+					offset, out_value);
+}
+EXPORT_SYMBOL_GPL(of_getprop_u32);
+
+/**
+ * of_read_property_u64 - Reads a 64-bit property value
+ * @prop:	property to read from.
+ * @offset:	offset into property value to read from (in bytes).
+ * @out_value:	returned value.
+ *
+ * Returns a 64-bit value from a property. Returns -EINVAL, if the
property does
+ * not exist, -ENODATA, if property does not have a value, -EOVERFLOW, if
+ * reading from offset overshoots the length of the property.
+ */
+int of_read_property_u64(struct property *prop, int offset, u64 *out_value)
+{
+	if (!prop || !out_value)
+		return -EINVAL;
+	if (!prop->value)
+		return -ENODATA;
+	if (offset + sizeof(*out_value) > prop->length)
+		return -EOVERFLOW;
+	*out_value = be32_to_cpup(prop->value + offset);
+	*out_value = (*out_value << 32) |
+			be32_to_cpup(prop->value + offset + sizeof(u32));
+	return 0;
+}
+EXPORT_SYMBOL_GPL(of_read_property_u64);
+
+/**
+ * of_getprop_u64 - Find a property in a device node and read a 64-bit value
+ * @np:		device node from which the property value is to be read.
+ * @propname	name of the property to be searched.
+ * @offset:	offset into property value to read from (in bytes).
+ * @out_value:	returned value.
+ *
+ * Search for a property in a device node and read a 64-bit value from a
+ * property. Returns -EINVAL, if the property does not exist, -ENODATA, if
+ * property does not have a value, -EOVERFLOW, if reading from offset
overshoots
+ * the length of the property.
+ */
+int of_getprop_u64(struct device_node *np, char *propname, int offset,
+			u64 *out_value)
+{
+	return of_read_property_u64(of_find_property(np, propname, NULL),
+					offset, out_value);
+}
+EXPORT_SYMBOL_GPL(of_getprop_u64);
+
+/**
+ * of_read_property_string - Returns a pointer to a null terminated
+ *				property string value
+ * @prop:	property to read from.
+ * @offset:	offset into property value to read from (in bytes).
+ * @string:	pointer to a null terminated string, valid only if the return
+ *		value is 0.
+ *
+ * Returns a pointer to a null terminated property string value.
Returns -EINVAL,
+ * if the property does not exist, -ENODATA, if property does not have a value,
+ * -EOVERFLOW, if the offset overshoots the length of the property, -EILSEQ, if
+ * the string is not null-terminated within the length of the property.
+ */
+int
+of_read_property_string(struct property *prop, int offset, char **out_string)
+{
+	if (!prop || !out_string)
+		return -EINVAL;
+	if (!prop->value)
+		return -ENODATA;
+	if (offset >= prop->length)
+		return -EOVERFLOW;
+	if (strnlen(prop->value + offset, prop->length - offset)
+			+ offset == prop->length)
+		return -EILSEQ;
+	*out_string = prop->value + offset;
+	return 0;
+}
+EXPORT_SYMBOL_GPL(of_read_property_string);
+
+/**
+ * of_getprop_string - Find a property in a device node and read a null
+ *			terminated string value
+ * @np:		device node from which the property value is to be read.
+ * @propname	name of the property to be searched.
+ * @offset:	offset into property value to read from (in bytes).
+ * @out_string:	pointer to a null terminated string, valid only if the return
+ *		value is 0.
+ *
+ * Search for a property in a device node and return a pointer to a string
+ * value of a property. Returns -EINVAL, if the property does not exist,
+ * -ENODATA, if property does not have a value, -EOVERFLOW, if the offset
+ * overshoots the length of the property, -EILSEQ, if the string is not
+ * null-terminated within the length of the property.
+ */
+int of_getprop_string(struct device_node *np, char *propname, int offset,
+			char **out_string)
+{
+	return of_read_property_string(of_find_property(np, propname, NULL),
+					offset, out_string);
+}
+EXPORT_SYMBOL_GPL(of_getprop_string);
+
+/**
  * of_parse_phandle - Resolve a phandle property to a device_node pointer
  * @np: Pointer to device node holding phandle property
  * @phandle_name: Name of property holding a phandle value
diff --git a/include/linux/of.h b/include/linux/of.h
index bfc0ed1..f5c1065 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -195,6 +195,18 @@ extern struct device_node *of_find_node_with_property(
 extern struct property *of_find_property(const struct device_node *np,
 					 const char *name,
 					 int *lenp);
+extern int of_read_property_u32(struct property *prop, u32 offset,
+				u32 *out_value);
+extern int of_getprop_u32(struct device_node *np, char *propname, int offset,
+				u32 *out_value);
+extern int of_read_property_u64(struct property *prop, int offset,
+				u64 *out_value);
+extern int of_getprop_u64(struct device_node *np, char *propname, int offset,
+				u64 *out_value);
+extern int of_read_property_string(struct property *prop, int offset,
+				char **out_string);
+extern int of_getprop_string(struct device_node *np, char *propname,
int offset,
+				char **out_string);
 extern int of_device_is_compatible(const struct device_node *device,
 				   const char *);
