dm: core: Add functions to obtain node's address/size cells

[platform/kernel/u-boot.git] / drivers / core / ofnode.c

diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
index 79c80df..da7c477 100644 (file)
--- a/drivers/core/ofnode.c
+++ b/drivers/core/ofnode.c
@@ -552,7 +552,7 @@ int ofnode_read_addr_cells(ofnode node)
 {
        if (ofnode_is_np(node))
                return of_n_addr_cells(ofnode_to_np(node));
-       else
+       else  /* NOTE: this call should walk up the parent stack */
                return fdt_address_cells(gd->fdt_blob, ofnode_to_offset(node));
 }
 
@@ -560,6 +560,22 @@ int ofnode_read_size_cells(ofnode node)
 {
        if (ofnode_is_np(node))
                return of_n_size_cells(ofnode_to_np(node));
+       else  /* NOTE: this call should walk up the parent stack */
+               return fdt_size_cells(gd->fdt_blob, ofnode_to_offset(node));
+}
+
+int ofnode_read_simple_addr_cells(ofnode node)
+{
+       if (ofnode_is_np(node))
+               return of_simple_addr_cells(ofnode_to_np(node));
+       else
+               return fdt_address_cells(gd->fdt_blob, ofnode_to_offset(node));
+}
+
+int ofnode_read_simple_size_cells(ofnode node)
+{
+       if (ofnode_is_np(node))
+               return of_simple_size_cells(ofnode_to_np(node));
        else
                return fdt_size_cells(gd->fdt_blob, ofnode_to_offset(node));
 }