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authorTrent Piepho <tpiepho@impinj.com>2018-05-31 11:14:44 -0700
committerTom Rini <trini@konsulko.com>2018-10-08 14:45:02 -0400
commit4a094725b4b1b51f67c526606dc4745c446fe4ea (patch)
tree222d9eeabc42bf83a0bc8098898f9041b1abee50 /board/raspberrypi/rpi/lowlevel_init.S
parent0a60a81ba3860946551cb79aa6486aa076e357f3 (diff)
rtc: Add read8 and write8 support to isl1208 driver
This can be used for device register access from board code. This allows access to capabilities in the RTC chip not abstracted in U-Boot's RTC class. E.g., device NVRAM or a tamper detection circuit. Cc: Klaus Goger <klaus.goger@theobroma-systems.com> Cc: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Cc: Simon Glass <sjg@chromium.org> Signed-off-by: Trent Piepho <tpiepho@impinj.com> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Diffstat (limited to 'board/raspberrypi/rpi/lowlevel_init.S')
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