tree b7a1ea346173be67c00aee8524d9cf61707e3dcf
parent 65b2e9eac1c65ff0ad227f296cf4b36b3cf04fe9
author Bin Meng <bmeng.cn@gmail.com> 1462977909 -0700
committer Bin Meng <bmeng.cn@gmail.com> 1463987880 +0800

acpi: Quieten IASL output when 'make -s' is used

IASL compiler does not provide a command line option to turn off
its non-warning message. To quieten the output when 'make -s',
redirect its output to /dev/null.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>