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kernel: remove tickless idle

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This feature predated the tickless kernel and has been in legacy mode
for a while. We now have no drivers or systems that do not support
tickless, so remove this option and cleanup the code to only use
tickless.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2021-03-12 13:13:22 -05:00
commit c076d94eec
17 changed files with 22 additions and 764 deletions
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3
drivers/timer/cortex_m_systick.c
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@ -172,8 +172,7 @@ void sys_clock_set_timeout(int32_t ticks, bool idle)
* the counter. (Note: we can assume if idle==true that
* interrupts are already disabled)
*/
if (IS_ENABLED(CONFIG_TICKLESS_IDLE) && idle
&& ticks == K_TICKS_FOREVER) {
if (IS_ENABLED(CONFIG_TICKLESS_KERNEL) && idle && ticks == K_TICKS_FOREVER) {
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
last_load = TIMER_STOPPED;
return;