tree bd8f5b467d2f09670e7167a2a66ceb95d8407347
parent e1caa5841e8a9bc0ee658bdacae0519fa28e1e6a
author Goldschmidt Simon <sgoldschmidt@de.pepperl-fuchs.com> 1518207797 +0000
committer Tom Rini <trini@konsulko.com> 1518797562 -0500

env: restore old env_get_char() behaviour

With multiple environments, the 'get_char' callback for env
drivers does not really make sense any more because it is
only supported by two drivers (eeprom and nvram).

To restore single character loading for these drivers,
override 'env_get_char_spec'.

Signed-off-by: Simon Goldschmidt <sgoldschmidt@de.pepperl-fuchs.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>