param: Add dev_add_param_string
This function allows drivers to create a string parameter and
provides access to it via a pointer. Using regular dev_add_param
only allows access via dev_get_param().

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent d9e1f9b commit 32f4bd130c9c46ad7404a3e600dcea8d05008d32
@Sascha Hauer Sascha Hauer authored on 16 Jul 2014
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include/param.h
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lib/parameter.c