esp32c3_clock.h

Go to the documentation of this file.

/*
 * Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_
#define ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_
 
/* Supported CPU clock Sources */
#define ESP32_CPU_CLK_SRC_XTAL 0U
#define ESP32_CPU_CLK_SRC_PLL  1U
#define ESP32_CLK_SRC_RC_FAST  2U
 
/* Supported CPU frequencies */
#define ESP32_CLK_CPU_PLL_80M     80000000
#define ESP32_CLK_CPU_PLL_160M    160000000
#define ESP32_CLK_CPU_RC_FAST_FREQ 17500000
 
/* Supported XTAL frequencies */
#define ESP32_CLK_XTAL_32M 32000000
#define ESP32_CLK_XTAL_40M 40000000
 
/* Supported RTC fast clock sources */
#define ESP32_RTC_FAST_CLK_SRC_XTAL_D2 0
#define ESP32_RTC_FAST_CLK_SRC_RC_FAST 1
 
/* Supported RTC slow clock sources */
#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW      0
#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K      1
#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256 2
#define ESP32_RTC_SLOW_CLK_32K_EXT_OSC      9
 
/* RTC slow clock frequencies */
#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW_FREQ      136000
#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K_FREQ      32768
#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256_FREQ 68359
 
/* Modules IDs
 * These are used by the clock control driver to identify peripheral modules.
 */
#define ESP32_UART1_MODULE           0  
#define ESP32_TIMG0_MODULE           1  
#define ESP32_TIMG1_MODULE           2  
#define ESP32_UHCI0_MODULE           3  
#define ESP32_RNG_MODULE             4  
#define ESP32_WIFI_MODULE            5  
#define ESP32_BT_MODULE              6  
#define ESP32_WIFI_BT_COMMON_MODULE  7  
#define ESP32_SYSTIMER_MODULE        8  
#define ESP32_PHY_CALIBRATION_MODULE 9  
#define ESP32_MODULE_MAX             10 
 
/* Non-shared peripherals - these have dedicated clock control in their drivers
 * and don't use periph_module_enable(). Values start after MODULE_MAX.
 */
#define ESP32_LEDC_MODULE        100 
#define ESP32_UART0_MODULE       101 
#define ESP32_USB_MODULE         102 
#define ESP32_I2C0_MODULE        103 
#define ESP32_I2S1_MODULE        104 
#define ESP32_RMT_MODULE         105 
#define ESP32_SPI_MODULE         106 
#define ESP32_SPI2_MODULE        107 
#define ESP32_TWAI_MODULE        108 
#define ESP32_BT_BASEBAND_MODULE 109 
#define ESP32_BT_LC_MODULE       110 
#define ESP32_RSA_MODULE         111 
#define ESP32_AES_MODULE         112 
#define ESP32_SHA_MODULE         113 
#define ESP32_HMAC_MODULE        114 
#define ESP32_DS_MODULE          115 
#define ESP32_GDMA_MODULE        116 
#define ESP32_SARADC_MODULE      117 
 
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_ */