esp32c3_clock.h

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/*
 * 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 IDs are actually offsets in CLK and RST Control registers.
 * These IDs shouldn't be changed unless there is a Hardware change
 * from Espressif.
 *
 * Basic Modules
 * Registers: DPORT_PERIP_CLK_EN_REG, DPORT_PERIP_RST_EN_REG
 */
#define ESP32_LEDC_MODULE              0
#define ESP32_UART0_MODULE             1
#define ESP32_UART1_MODULE             2
#define ESP32_USB_MODULE               3
#define ESP32_I2C0_MODULE              4
#define ESP32_I2S1_MODULE              5
#define ESP32_TIMG0_MODULE             6
#define ESP32_TIMG1_MODULE             7
#define ESP32_UHCI0_MODULE             8
#define ESP32_RMT_MODULE               9
#define ESP32_SPI_MODULE              10
#define ESP32_SPI2_MODULE             11
#define ESP32_TWAI_MODULE             12
#define ESP32_RNG_MODULE              13
#define ESP32_WIFI_MODULE             14
#define ESP32_BT_MODULE               15
#define ESP32_WIFI_BT_COMMON_MODULE   16
#define ESP32_BT_BASEBAND_MODULE      17
#define ESP32_BT_LC_MODULE            18
#define ESP32_RSA_MODULE              19
#define ESP32_AES_MODULE              20
#define ESP32_SHA_MODULE              21
#define ESP32_HMAC_MODULE             22
#define ESP32_DS_MODULE               23
#define ESP32_GDMA_MODULE             24
#define ESP32_SYSTIMER_MODULE         25
#define ESP32_SARADC_MODULE           26
#define ESP32_MODULE_MAX              27
 
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_ */