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soc: nrf53: add power management

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Only System OFF mode is supported.

Signed-off-by: Marcin Szymczyk <marcin.szymczyk@nordicsemi.no>
This commit is contained in:
Marcin Szymczyk 2019-11-26 11:58:36 +01:00 • committed by Ioannis Glaropoulos
commit 32b3ab2354
5 changed files with 61 additions and 2 deletions
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4
soc/arm/nordic_nrf/nrf53/CMakeLists.txt
View file

@ -3,3 +3,7 @@
zephyr_sources(
soc.c
)
zephyr_library_sources_ifdef(CONFIG_SYS_POWER_MANAGEMENT
power.c
)

1
soc/arm/nordic_nrf/nrf53/Kconfig.series
View file

@ -8,7 +8,6 @@ config SOC_SERIES_NRF53X
select CPU_CORTEX_M33
select CPU_HAS_ARM_MPU
select SOC_FAMILY_NRF
select HAS_SYS_POWER_STATE_DEEP_SLEEP_1
select XIP
select HAS_NRFX
select HAS_SEGGER_RTT

1
soc/arm/nordic_nrf/nrf53/Kconfig.soc
View file

@ -9,6 +9,7 @@ config SOC_NRF5340_CPUAPP
select CPU_HAS_NRF_IDAU
select CPU_HAS_FPU
select ARMV8_M_DSP
select HAS_SYS_POWER_STATE_DEEP_SLEEP_1
select HAS_HW_NRF_CC312
select HAS_HW_NRF_CLOCK
select HAS_HW_NRF_DPPIC

55
soc/arm/nordic_nrf/nrf53/power.c Normal file
View file

@ -0,0 +1,55 @@
/*
* Copyright (c) 2017 Intel Corporation.
* Copytight (c) 2019 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr.h>
#include <power/power.h>
#ifdef CONFIG_HAS_SYS_POWER_STATE_DEEP_SLEEP_1
#include <hal/nrf_regulators.h>
#endif
#include <logging/log.h>
LOG_MODULE_DECLARE(soc, CONFIG_SOC_LOG_LEVEL);
/* Invoke Low Power/System Off specific Tasks */
void sys_set_power_state(enum power_states state)
{
switch (state) {
#ifdef CONFIG_SYS_POWER_DEEP_SLEEP_STATES
#ifdef CONFIG_HAS_SYS_POWER_STATE_DEEP_SLEEP_1
case SYS_POWER_STATE_DEEP_SLEEP_1:
nrf_regulators_system_off(NRF_REGULATORS);
break;
#endif
#endif
default:
LOG_DBG("Unsupported power state %u", state);
break;
}
}
/* Handle SOC specific activity after Low Power Mode Exit */
void _sys_pm_power_state_exit_post_ops(enum power_states state)
{
switch (state) {
#ifdef CONFIG_SYS_POWER_DEEP_SLEEP_STATES
#ifdef CONFIG_HAS_SYS_POWER_STATE_DEEP_SLEEP_1
case SYS_POWER_STATE_DEEP_SLEEP_1:
/* Nothing to do. */
break;
#endif
#endif
default:
LOG_DBG("Unsupported power state %u", state);
break;
}
/*
* System is now in active mode. Reenable interrupts which were disabled
* when OS started idling code.
*/
irq_unlock(0);
}

2
subsys/power/device.c
View file

@ -22,7 +22,7 @@ LOG_MODULE_DECLARE(power);
* to build the device list based on devices power
* and clock domain dependencies.
*/
#if defined(CONFIG_SOC_SERIES_NRF52X) || defined(CONFIG_SOC_SERIES_NRF51X)
#if defined(CONFIG_SOC_SERIES_NRF52X) || defined(CONFIG_SOC_SERIES_NRF51X) || defined(CONFIG_SOC_SERIES_NRF53X)
#define MAX_PM_DEVICES 15
#define NUM_CORE_DEVICES 4
#define MAX_DEV_NAME_LEN 16