diff options
| author | Stefan Herbrechtsmeier <[email protected]> | 2022-06-14 15:21:30 +0200 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2022-09-14 15:23:03 -0400 |
| commit | b471bdc47b2acabe0b5fcb0fb40a0b1c0602d3b3 (patch) | |
| tree | 63a7b1e3e0d0db6be0aaeea90c57a7a0a8a3d7f9 /include/dm/ofnode.h | |
| parent | 7a0d88076b9cd8ccc88d41383f92ac2494d4168e (diff) | |
dm: core: Add functions to read 8/16-bit integers
Add functions to read 8/16-bit integers like the existing functions for
32/64-bit to simplify read of 8/16-bit integers from device tree
properties.
Signed-off-by: Stefan Herbrechtsmeier <[email protected]>
Reviewed-by: Marek Vasut <[email protected]>
Reviewed-by: Simon Glass <[email protected]>
Reviewed-by: Simon Glass <[email protected]>
Diffstat (limited to 'include/dm/ofnode.h')
| -rw-r--r-- | include/dm/ofnode.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 7ce1e4c6d91..f6085231bbd 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -222,6 +222,46 @@ static inline oftree oftree_default(void) bool ofnode_name_eq(ofnode node, const char *name); /** + * ofnode_read_u8() - Read a 8-bit integer from a property + * + * @node: valid node reference to read property from + * @propname: name of the property to read from + * @outp: place to put value (if found) + * Return: 0 if OK, -ve on error + */ +int ofnode_read_u8(ofnode node, const char *propname, u8 *outp); + +/** + * ofnode_read_u8_default() - Read a 8-bit integer from a property + * + * @node: valid node reference to read property from + * @propname: name of the property to read from + * @def: default value to return if the property has no value + * Return: property value, or @def if not found + */ +u8 ofnode_read_u8_default(ofnode node, const char *propname, u8 def); + +/** + * ofnode_read_u16() - Read a 16-bit integer from a property + * + * @node: valid node reference to read property from + * @propname: name of the property to read from + * @outp: place to put value (if found) + * Return: 0 if OK, -ve on error + */ +int ofnode_read_u16(ofnode node, const char *propname, u16 *outp); + +/** + * ofnode_read_u16_default() - Read a 16-bit integer from a property + * + * @node: valid node reference to read property from + * @propname: name of the property to read from + * @def: default value to return if the property has no value + * Return: property value, or @def if not found + */ +u16 ofnode_read_u16_default(ofnode node, const char *propname, u16 def); + +/** * ofnode_read_u32() - Read a 32-bit integer from a property * * @node: valid node reference to read property from |