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Power Management: support RC32K or Crystal32K powered down

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This commit is contained in:
Lou Tianhao 2023-05-29 10:59:24 +08:00
parent c15c8664ca
commit 8aaa256aa9
1 changed files with 8 additions and 0 deletions
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8
components/esp_system/port/soc/esp32h2/clk.c
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@ -26,6 +26,7 @@
#include "esp_private/esp_pmu.h"
#include "esp_rom_uart.h"
#include "esp_rom_sys.h"
#include "esp_sleep.h"
/* Number of cycles to wait from the 32k XTAL oscillator to consider it running.
* Larger values increase startup delay. Smaller values may cause false positive
@ -179,6 +180,13 @@ void rtc_clk_select_rtc_slow_clk(void)
*/
__attribute__((weak)) void esp_perip_clk_init(void)
{
soc_rtc_slow_clk_src_t rtc_slow_clk_src = rtc_clk_slow_src_get();
esp_sleep_pd_domain_t pu_domain = (esp_sleep_pd_domain_t) (\
(rtc_slow_clk_src == SOC_RTC_SLOW_CLK_SRC_XTAL32K) ? ESP_PD_DOMAIN_XTAL32K \
: (rtc_slow_clk_src == SOC_RTC_SLOW_CLK_SRC_RC32K) ? ESP_PD_DOMAIN_RC32K \
: ESP_PD_DOMAIN_MAX);
esp_sleep_pd_config(pu_domain, ESP_PD_OPTION_ON);
ESP_EARLY_LOGW(TAG, "esp_perip_clk_init() has not been implemented yet");
// ESP32H2-TODO: IDF-5658
#if 0