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Add clocks property to CPUs in nRF54L series which can be used to get CPU clock frequency #83527

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Add clocks property to CPUs in nRF54L series which can be used to get CPU clock frequency #83527

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eb97377
dts: common: nordic: nrf54l: Add clocks to cpu
nordic-krch Jan 3, 2025
908a7eb
boards: nordic: Set 64M CPU frequency for nrf54l20pdk and nrf54l09pdk
nordic-krch Jan 3, 2025
47c3a5b
soc: nordic: nrf54l: Set SystemCoreClock using frequency from DT
nordic-krch Jan 17, 2025
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5 changes: 3 additions & 2 deletions soc/nordic/nrf54l/soc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@

#include <nrf_erratas.h>
#include <system_nrf54l.h>
#include <zephyr/drivers/clock_control/nrf_clock_control.h>

LOG_MODULE_REGISTER(soc, CONFIG_SOC_LOG_LEVEL);

Expand All @@ -43,9 +44,9 @@ LOG_MODULE_REGISTER(soc, CONFIG_SOC_LOG_LEVEL);
static int nordicsemi_nrf54l_init(void)
{
/* Update the SystemCoreClock global variable with current core clock
* retrieved from hardware state.
* retrieved from the DT.
*/
SystemCoreClockUpdate();
SystemCoreClock = NRF_PERIPH_GET_FREQUENCY(DT_NODELABEL(cpu));
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I don't quite get this change. It will only correct the SystemCoreClock value until the first call to SystemCoreClockUpdate(). Is that the intention?


#if defined(NRF_APPLICATION)
/* Enable ICACHE */
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