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drivers: timer: gecko: Remove clock configuration

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Clock setup is now done by the clock manager based
on device tree configuration.

Signed-off-by: Aksel Skauge Mellbye <aksel.mellbye@silabs.com>
This commit is contained in:
Aksel Skauge Mellbye 2024-10-02 22:39:06 +02:00 • committed by Henrik Brix Andersen
commit cfccd11026
5 changed files with 0 additions and 45 deletions
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1
boards/silabs/dev_kits/sltb010a/sltb010a_defconfig
View file

@ -12,5 +12,4 @@ CONFIG_PINCTRL=y
# Use BURTC as system clock source
CONFIG_GECKO_BURTC_TIMER=y
CONFIG_CMU_BURTCCLK_LFXO=y
CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024

1
boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig
View file

@ -12,5 +12,4 @@ CONFIG_PINCTRL=y
# Use BURTC as system clock source
CONFIG_GECKO_BURTC_TIMER=y
CONFIG_CMU_BURTCCLK_LFXO=y
CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024

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

@ -11,5 +11,4 @@ CONFIG_PINCTRL=y
# Use BURTC as system clock source
CONFIG_GECKO_BURTC_TIMER=y
CONFIG_CMU_BURTCCLK_LFXO=y
CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024

11
drivers/timer/gecko_burtc_timer.c
View file

@ -189,17 +189,6 @@ static int burtc_init(void)
/* Enable clock for BURTC CSRs on APB */
CMU_ClockEnable(cmuClock_BURTC, true);
/* Configure BURTC LF clocksource according to Kconfig */
#if defined(CONFIG_CMU_BURTCCLK_LFXO)
CMU_ClockSelectSet(cmuClock_BURTC, cmuSelect_LFXO);
#elif defined(CONFIG_CMU_BURTCCLK_LFRCO)
CMU_ClockSelectSet(cmuClock_BURTC, cmuSelect_LFRCO);
#elif defined(CONFIG_CMU_BURTCCLK_ULFRCO)
CMU_ClockSelectSet(cmuClock_BURTC, cmuSelect_ULFRCO);
#else
#error "Unsupported BURTC clock specified"
#endif
/* Calculate timing constants and init BURTC */
hw_clock_freq = CMU_ClockFreqGet(cmuClock_BURTC);
z_clock_hw_cycles_per_sec = hw_clock_freq;

31
soc/silabs/Kconfig
View file

@ -222,37 +222,6 @@ config CMU_HFCLK_HFRCO
endchoice
choice
prompt "BURTC Clock Selection"
depends on SOC_GECKO_BURTC
default CMU_BURTCCLK_LFRCO
config CMU_BURTCCLK_LFXO
bool "LFXO - external low frequency crystal oscillator"
select CMU_NEED_LFXO
help
Set this option to use LFXO - the external low freqency crystal oscillator
as BURTC clock.
Frequency is set by external crystal, typically 32.768 kHz.
config CMU_BURTCCLK_LFRCO
bool "LFRCO - internal low frequency RC oscillator"
help
Set this option to use LFRCO - the internal low freqency RC oscillator
as BURTC clock.
Frequency is approximately 32.768 kHz.
config CMU_BURTCCLK_ULFRCO
bool "ULFRCO - internal ultra low frequency RC oscillator"
help
Set this option to use ULFRCO - the external low freqency crystal oscillator
as BURTC clock.
Frequency is approximately 1 kHz.
endchoice
config CMU_HFXO_FREQ
int "External high frequency oscillator frequency"
help