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arch/nrf53: add systimer configuration

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raiden00pl 2023-03-05 13:20:03 +01:00 committed by Alan Carvalho de Assis
parent 3b92819792
commit 5fd321e54d
2 changed files with 34 additions and 1 deletions
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31
arch/arm/src/nrf53/Kconfig
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@ -132,3 +132,34 @@ config NRF53_OSCILLATOR_LFXO
Configure LFXO oscillator Configure LFXO oscillator
endmenu # Clock Configuration endmenu # Clock Configuration
menu "System Timer"
config NRF53_SYSTIMER
bool
default y
choice
prompt "System Timer Source"
default NRF53_SYSTIMER_SYSTICK
---help---
Choose which hardware resource will drive NuttX
system time
config NRF53_SYSTIMER_SYSTICK
bool "SysTick"
select TIMER_ARCH
select TIMER
select ARMV8M_SYSTICK
---help---
Use ARM SysTick. It can be used for tickless and
non-tickless mode.
NOTE: nrf53 implementation of WFE/WFI involves is
incompatible with SysTick. This means that if
you choose this option, WFE/WFI will not be used
in idle loop.
endchoice
endmenu # System Timer

2
arch/arm/src/nrf53/Make.defs
View File

@ -20,7 +20,9 @@
include armv8-m/Make.defs include armv8-m/Make.defs
ifeq ($(CONFIG_NRF53_SYSTIMER_SYSTICK),y)
CHIP_CSRCS += nrf53_systick.c CHIP_CSRCS += nrf53_systick.c
endif
CHIP_CSRCS += nrf53_start.c nrf53_clockconfig.c nrf53_irq.c nrf53_utils.c CHIP_CSRCS += nrf53_start.c nrf53_clockconfig.c nrf53_irq.c nrf53_utils.c
CHIP_CSRCS += nrf53_allocateheap.c nrf53_lowputc.c nrf53_gpio.c CHIP_CSRCS += nrf53_allocateheap.c nrf53_lowputc.c nrf53_gpio.c