diff options
| author | Simon Glass <sjg@chromium.org> | 2017-05-18 20:09:01 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2017-06-01 07:03:07 -0600 |
| commit | bed774969c0ba2ac6999b82953c0a0a708f3ad43 (patch) | |
| tree | e9afe3fa2de5531daf25f020046c8131cb88a44e /include/dm | |
| parent | ec002119cf30a7e7ef721071d890a0d8248232da (diff) | |
dm: core: Add address operations on device tree references
Add functions to add addresses in the device tree using ofnode references.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/dm')
| -rw-r--r-- | include/dm/ofnode.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index e8b33c158d..149622a0b2 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -245,7 +245,7 @@ int ofnode_read_s32_default(ofnode node, const char *propname, s32 def); const char *ofnode_read_string(ofnode node, const char *propname); /** - * ofnode_read_u32_array - Find and read an array of 32 bit integers + * ofnode_read_u32_array() - Find and read an array of 32 bit integers * * @node: valid node reference to read property from * @propname: name of the property to read @@ -317,6 +317,27 @@ const char *ofnode_get_name(ofnode node); int ofnode_read_size(ofnode node, const char *propname); /** + * ofnode_get_addr_index() - get an address from a node + * + * This reads the register address from a node + * + * @node: node to read from + * @index: Index of address to read (0 for first) + * @return address, or FDT_ADDR_T_NONE if not present or invalid + */ +phys_addr_t ofnode_get_addr_index(ofnode node, int index); + +/** + * ofnode_get_addr() - get an address from a node + * + * This reads the register address from a node + * + * @node: node to read from + * @return address, or FDT_ADDR_T_NONE if not present or invalid + */ +phys_addr_t ofnode_get_addr(ofnode node); + +/** * ofnode_stringlist_search() - find a string in a string list and return index * * Note that it is possible for this function to succeed on property values |