Add functions to add size of addresses in the device tree using ofnode references.
Signed-off-by: Chen Guanqiao chenguanqiao@kuaishou.com --- drivers/core/ofnode.c | 9 +++++++++ include/dm/ofnode.h | 10 ++++++++++ 2 files changed, 19 insertions(+)
diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index fa0bd2a9c4..952c3cf9dd 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -347,6 +347,15 @@ fdt_addr_t ofnode_get_addr(ofnode node) return ofnode_get_addr_index(node, 0); }
+fdt_size_t ofnode_get_size(ofnode node) +{ + fdt_size_t size; + + ofnode_get_addr_size_index(node, 0, &size); + + return size; +} + int ofnode_stringlist_search(ofnode node, const char *property, const char *string) { diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 2c0597c407..e91f81282b 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -510,6 +510,16 @@ phys_addr_t ofnode_get_addr_index(ofnode node, int index); */ phys_addr_t ofnode_get_addr(ofnode node);
+/** + * ofnode_get_size() - get size from a node + * + * This reads the register size from a node + * + * @node: node to read from + * @return size of the address + */ +fdt_size_t ofnode_get_size(ofnode node); + /** * ofnode_stringlist_search() - find a string in a string list and return index *