rockchip/common: Set weekday to unknown in rtc_get()

Prior to this patch, time->wday was not being initialized in rtc_get(),
but was still being used by rtc_display() to print a day.

Set to -1 which gets printed as "unknown ".

Fixes coverity issue 1357459 - Uninitialized scalar variable

Change-Id: Idecb7968f854df997b58a342e1a06a879f299394
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/15899
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Julius Werner <jwerner@chromium.org>

0 files changed, 0 insertions, 0 deletions