log: Add documentation for convenience functions
authorSimon Glass <[email protected]>
Sun, 17 Feb 2019 03:24:36 +0000 (20:24 -0700)
committerBin Meng <[email protected]>
Wed, 20 Feb 2019 07:21:44 +0000 (15:21 +0800)
commit8dee7b96fd6eaea54400aaf317f72aac9b323b58
tree5d95cc4ad00f6bf97a5c312576c6758d7bd4210a
parentf0b05c95e3906fc25989e245b421dc5ec6becd72
log: Add documentation for convenience functions

The log_debug(), etc. function are documented only in the header file at
present. Add a section to README.log also.

Signed-off-by: Simon Glass <[email protected]>
Reviewed-by: Bin Meng <[email protected]>
doc/README.log