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| author | Olliver Schinagl <oliver@schinagl.nl> | 2018-11-21 20:05:26 +0200 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2018-12-07 22:24:33 +0530 |
| commit | c970e8954f084b543d241fd96c0377988d8d4971 (patch) | |
| tree | 7c3d032c79fabde59020fc1733da7a97f21a8b45 /include/axp209.h | |
| parent | a8011eb84dfac5187cebf00ed8bc981bdb5c1fa1 (diff) | |
| download | u-boot-c970e8954f084b543d241fd96c0377988d8d4971.tar.gz | |
sunxi: pmic_bus: Decrease boot time by not writing duplicate data
When we clear a pmic_bus bit, we do a read-modify-write operation.
We waste some time however, by writing back the exact samea value
that was already set in the chip. Let us thus only do the write
in case data was changed.
Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
Signed-off-by: Priit Laes <plaes@plaes.org>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'include/axp209.h')
0 files changed, 0 insertions, 0 deletions