According to datasheet, BAT_COMP field spans bits 5-7. The rest of the
code seems to assume this already.
Fixes: 4aeae9cb0dad ("power_supply: Add support for TI BQ25890 charger chip") Signed-off-by: Michał Mirosław <[email protected]> Signed-off-by: Sebastian Reichel <[email protected]>