dm: core: add non-translating version of ofnode_get_addr_size_index()

Add functions ofnode_get_addr_size_index_notrans(), which is a
non-translating version of ofnode_get_addr_size_index().

Some addresses are not meant to be translated, for example those of MTD
fixed-partitions.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Tested-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 8a69fd87da..e3fccb506e 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -490,6 +490,23 @@ phys_addr_t ofnode_get_addr_size_index(ofnode node, int index,
 				       fdt_size_t *size);
 
 /**
+ * ofnode_get_addr_size_index_notrans() - get an address/size from a node
+ *					  based on index, without address
+ *					  translation
+ *
+ * This reads the register address/size from a node based on index.
+ * The resulting address is not translated. Useful for example for on-disk
+ * addresses.
+ *
+ * @node: node to read from
+ * @index: Index of address to read (0 for first)
+ * @size: Pointer to size of the address
+ * @return address, or FDT_ADDR_T_NONE if not present or invalid
+ */
+phys_addr_t ofnode_get_addr_size_index_notrans(ofnode node, int index,
+					       fdt_size_t *size);
+
+/**
  * ofnode_get_addr_index() - get an address from a node
  *
  * This reads the register address from a node