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soc: intel_ish: Make ISH support APIC timer with TSC time source.

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This commit enables ISH boards to use APIC timer with TSC time source as
their system timer by replacing CONFIG_HPET with CONFIG_APIC_TIMER_TSC.

Signed-off-by: Dong Wang <dong.d.wang@intel.com>
This commit is contained in:
Dong Wang 2024-05-10 16:00:33 +08:00 committed by David Leach
parent 216a1d95ed
commit 521a5ca958
2 changed files with 19 additions and 1 deletions
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3
boards/intel/ish/Kconfig.defconfig
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@ -9,4 +9,5 @@ config TEST_EXTRA_STACK_SIZE
endif # TEST
config SYS_CLOCK_TICKS_PER_SEC
default 2048 if HPET_TIMER # HPET is 32768 HZ
default 2048 if HPET_TIMER # HPET timer's frequency is 32768 HZ
default 2000 if APIC_TIMER_TSC # APIC timer's frequency is 19.2 MHZ or 100 MHZ

17
soc/intel/intel_ish/Kconfig.defconfig
View file

@ -8,6 +8,8 @@ if SOC_FAMILY_INTEL_ISH
config SYS_CLOCK_HW_CYCLES_PER_SEC
default 32768 if HPET_TIMER
default 96000000 if APIC_TIMER_TSC && SOC_INTEL_ISH_5_4_1
default 100000000 if APIC_TIMER_TSC && !SOC_INTEL_ISH_5_4_1
config X86_VERY_EARLY_CONSOLE
default n
@ -21,6 +23,21 @@ config SRAM_OFFSET
config X86_PC_COMPATIBLE
default n
if APIC_TIMER_TSC
config DYNAMIC_INTERRUPTS
default y
if SOC_INTEL_ISH_5_4_1
config APIC_TIMER_TSC_N
default 1280
config APIC_TIMER_TSC_M
default 256
endif
endif
rsource "*/Kconfig.defconfig.series"
endif # SOC_FAMILY_INTEL_ISH