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https://github.com/espressif/esp-idf.git
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60 lines
2.4 KiB
C
60 lines
2.4 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "esp_private/sleep_clock.h"
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bool clock_domain_pd_allowed(void)
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{
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const uint32_t inited_modules = sleep_retention_get_inited_modules();
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const uint32_t created_modules = sleep_retention_get_created_modules();
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const uint32_t sys_clk_dep_modules = (const uint32_t) (BIT(SLEEP_RETENTION_MODULE_SYS_PERIPH));
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/* The clock and reset of MODEM (WiFi, BLE and 15.4) modules are managed
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* through MODEM_SYSCON, when one or more MODEMs are initialized, it is
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* necessary to check the state of CLOCK_MODEM to determine MODEM domain on
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* or off. The clock and reset of digital peripherals are managed through
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* PCR, with TOP domain similar to MODEM domain. */
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uint32_t modem_clk_dep_modules = 0;
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#if SOC_WIFI_SUPPORTED
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modem_clk_dep_modules |= BIT(SLEEP_RETENTION_MODULE_WIFI_MAC) | BIT(SLEEP_RETENTION_MODULE_WIFI_BB);
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#endif
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#if SOC_BT_SUPPORTED
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modem_clk_dep_modules |= BIT(SLEEP_RETENTION_MODULE_BLE_MAC) | BIT(SLEEP_RETENTION_MODULE_BT_BB);
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#endif
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#if SOC_IEEE802154_SUPPORTED
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modem_clk_dep_modules |= BIT(SLEEP_RETENTION_MODULE_802154_MAC) | BIT(SLEEP_RETENTION_MODULE_BT_BB);
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#endif
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uint32_t mask = 0;
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if (inited_modules & sys_clk_dep_modules) {
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mask |= SLEEP_RETENTION_MODULE_CLOCK_SYSTEM;
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}
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if (inited_modules & modem_clk_dep_modules) {
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#if SOC_WIFI_SUPPORTED || SOC_BT_SUPPORTED || SOC_IEEE802154_SUPPORTED
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mask |= SLEEP_RETENTION_MODULE_CLOCK_MODEM;
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#endif
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}
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return ((inited_modules & mask) == (created_modules & mask));
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}
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ESP_SYSTEM_INIT_FN(sleep_clock_startup_init, SECONDARY, BIT(0), 106)
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{
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sleep_retention_module_init_param_t init_param = {
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.cbs = { .create = { .handle = sleep_clock_system_retention_init, .arg = NULL } },
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.attribute = SLEEP_RETENTION_MODULE_ATTR_PASSIVE
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};
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sleep_retention_module_init(SLEEP_RETENTION_MODULE_CLOCK_SYSTEM, &init_param);
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#if CONFIG_MAC_BB_PD || CONFIG_BT_LE_SLEEP_ENABLE || CONFIG_IEEE802154_SLEEP_ENABLE
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init_param = (sleep_retention_module_init_param_t) {
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.cbs = { .create = { .handle = sleep_clock_modem_retention_init, .arg = NULL } },
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.attribute = SLEEP_RETENTION_MODULE_ATTR_PASSIVE
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};
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sleep_retention_module_init(SLEEP_RETENTION_MODULE_CLOCK_MODEM, &init_param);
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#endif
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return ESP_OK;
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}
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