diff options
Diffstat (limited to 'include/clk.h')
| -rw-r--r-- | include/clk.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/clk.h b/include/clk.h index f6d1cc53a1..c0a20cd47a 100644 --- a/include/clk.h +++ b/include/clk.h @@ -40,10 +40,12 @@ struct udevice; * * @dev: The device which implements the clock signal. * @id: The clock signal ID within the provider. + * @data: An optional data field for scenarios where a single integer ID is not + * sufficient. If used, it can be populated through an .of_xlate op and + * processed during the various clock ops. * - * Currently, the clock API assumes that a single integer ID is enough to - * identify and configure any clock signal for any clock provider. If this - * assumption becomes invalid in the future, the struct could be expanded to + * Should additional information to identify and configure any clock signal + * for any provider be required in the future, the struct could be expanded to * either (a) add more fields to allow clock providers to store additional * information, or (b) replace the id field with an opaque pointer, which the * provider would dynamically allocated during its .of_xlate op, and process @@ -53,10 +55,10 @@ struct udevice; struct clk { struct udevice *dev; /* - * Written by of_xlate. We assume a single id is enough for now. In the - * future, we might add more fields here. + * Written by of_xlate. In the future, we might add more fields here. */ unsigned long id; + unsigned long data; }; /** |