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soc: silabs: Derive SYS_CLOCK_HW_CYCLES_PER_SEC from DT

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On Series 2, set the SYS_CLOCK_HW_CYCLES_PER_SEC Kconfig option from
DeviceTree, rather than separately configuring it in board-level
defconfig.

Signed-off-by: Aksel Skauge Mellbye <aksel.mellbye@silabs.com>
This commit is contained in:
Aksel Skauge Mellbye 2024-10-09 14:18:09 +02:00 • committed by Henrik Brix Andersen
commit 046766573d
7 changed files with 9 additions and 12 deletions
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4
boards/silabs/dev_kits/sltb010a/sltb010a_defconfig
View file

@ -10,10 +10,6 @@ CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
CONFIG_HW_STACK_PROTECTION=y CONFIG_HW_STACK_PROTECTION=y
CONFIG_PINCTRL=y CONFIG_PINCTRL=y
# Used if SysTick is enabled, ignored for BURTC
# (BURTC uses TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=76800000
# Use BURTC as system clock source # Use BURTC as system clock source
CONFIG_GECKO_BURTC_TIMER=y CONFIG_GECKO_BURTC_TIMER=y
CONFIG_CMU_BURTCCLK_LFXO=y CONFIG_CMU_BURTCCLK_LFXO=y

1
boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig
View file

@ -7,7 +7,6 @@ CONFIG_UART_CONSOLE=y
CONFIG_SERIAL=y CONFIG_SERIAL=y
CONFIG_CORTEX_M_SYSTICK=y CONFIG_CORTEX_M_SYSTICK=y
CONFIG_GPIO=y CONFIG_GPIO=y
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=76800000
CONFIG_CMU_HFCLK_HFXO=y CONFIG_CMU_HFCLK_HFXO=y
CONFIG_CMU_HFCLK_LFXO=y CONFIG_CMU_HFCLK_LFXO=y
CONFIG_HW_STACK_PROTECTION=y CONFIG_HW_STACK_PROTECTION=y

4
boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig
View file

@ -10,10 +10,6 @@ CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
CONFIG_HW_STACK_PROTECTION=y CONFIG_HW_STACK_PROTECTION=y
CONFIG_PINCTRL=y CONFIG_PINCTRL=y
# Used if SysTick is enabled, ignored for BURTC
# (BURTC uses TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=76800000
# Use BURTC as system clock source # Use BURTC as system clock source
CONFIG_GECKO_BURTC_TIMER=y CONFIG_GECKO_BURTC_TIMER=y
CONFIG_CMU_BURTCCLK_LFXO=y CONFIG_CMU_BURTCCLK_LFXO=y

1
boards/silabs/radio_boards/slwrb4180a/slwrb4180a_defconfig
View file

@ -5,6 +5,5 @@ CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y CONFIG_UART_CONSOLE=y
CONFIG_SERIAL=y CONFIG_SERIAL=y
CONFIG_GPIO=y CONFIG_GPIO=y
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=38400000
CONFIG_CMU_HFCLK_HFXO=y CONFIG_CMU_HFCLK_HFXO=y
CONFIG_PINCTRL=y CONFIG_PINCTRL=y

2
boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.dts
View file

@ -61,7 +61,7 @@
}; };
&cpu0 { &cpu0 {
clock-frequency = <39000000>; clock-frequency = <78000000>;
}; };
&pstate_em3 { &pstate_em3 {

1
boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c_defconfig
View file

@ -5,7 +5,6 @@ CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y CONFIG_UART_CONSOLE=y
CONFIG_SERIAL=y CONFIG_SERIAL=y
CONFIG_GPIO=y CONFIG_GPIO=y
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=78000000
CONFIG_SOC_GECKO_EMU_DCDC=y CONFIG_SOC_GECKO_EMU_DCDC=y
CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
CONFIG_PINCTRL=y CONFIG_PINCTRL=y

8
soc/silabs/silabs_s2/Kconfig.defconfig
View file

@ -2,3 +2,11 @@
# SPDX-License-Identifier: Apache-2.0 # SPDX-License-Identifier: Apache-2.0
rsource "*/Kconfig.defconfig" rsource "*/Kconfig.defconfig"
if SOC_FAMILY_SILABS_S2
config SYS_CLOCK_HW_CYCLES_PER_SEC
default $(dt_node_int_prop_int,/cpus/cpu@0,clock-frequency) if CORTEX_M_SYSTICK
default 32768
endif