From 147c6074482ed57fe43348ce15fc3dbc3e2c9db7 Mon Sep 17 00:00:00 2001 From: Mario Six Date: Mon, 15 Jan 2018 11:07:19 +0100 Subject: core: Add {ofnode, dev}_translate_address functions Reviewed-by: Simon Glass Signed-off-by: Mario Six --- include/dm/ofnode.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'include/dm/ofnode.h') diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 8b9932a569c..c359a60f953 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -652,4 +652,17 @@ int ofnode_read_resource_byname(ofnode node, const char *name, ofnode_valid(node); \ node = ofnode_next_subnode(node)) +/** + * ofnode_translate_address() - Tranlate a device-tree address + * + * Translate an address from the device-tree into a CPU physical address. This + * function walks up the tree and applies the various bus mappings along the + * way. + * + * @ofnode: Device tree node giving the context in which to translate the + * address + * @in_addr: pointer to the address to translate + * @return the translated address; OF_BAD_ADDR on error + */ +u64 ofnode_translate_address(ofnode node, const fdt32_t *in_addr); #endif -- cgit v1.2.3