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| /linux/drivers/clocksource/ |
| H A D | timer-mp-csky.c | a7ad38b0dd3c1ba8d6e5a55241e875e9db8331ab Fri Nov 02 17:51:28 CET 2018 Guo Ren <ren_guo@c-sky.com> clocksource/drivers/c-sky: Add C-SKY SMP timer
The driver is for C-SKY SMP timer. It only supports oneshot event
and 32bit overflow for clocksource. Per cpu core has one timer and
all timers share one clock-counter-input from the same clocksource.
This use mfcr&mtcr instructions to access the regs.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
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