Zephyr Project API 3.7.0
A Scalable Open Source RTOS
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esp32c3_clock.h
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1/*
2 * Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_
8#define ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_
9
10/* Supported CPU clock Sources */
11#define ESP32_CPU_CLK_SRC_XTAL 0U
12#define ESP32_CPU_CLK_SRC_PLL 1U
13#define ESP32_CLK_SRC_RC_FAST 2U
14
15/* Supported CPU frequencies */
16#define ESP32_CLK_CPU_PLL_80M 80000000
17#define ESP32_CLK_CPU_PLL_160M 160000000
18#define ESP32_CLK_CPU_RC_FAST_FREQ 17500000
19
20/* Supported XTAL frequencies */
21#define ESP32_CLK_XTAL_32M 32000000
22#define ESP32_CLK_XTAL_40M 40000000
23
24/* Supported RTC fast clock sources */
25#define ESP32_RTC_FAST_CLK_SRC_XTAL_D2 0
26#define ESP32_RTC_FAST_CLK_SRC_RC_FAST 1
27
28/* Supported RTC slow clock sources */
29#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW 0
30#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K 1
31#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256 2
32#define ESP32_RTC_SLOW_CLK_32K_EXT_OSC 9
33
34/* RTC slow clock frequencies */
35#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW_FREQ 136000
36#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K_FREQ 32768
37#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256_FREQ 68359
38
39/* Modules IDs
40 * These IDs are actually offsets in CLK and RST Control registers.
41 * These IDs shouldn't be changed unless there is a Hardware change
42 * from Espressif.
43 *
44 * Basic Modules
45 * Registers: DPORT_PERIP_CLK_EN_REG, DPORT_PERIP_RST_EN_REG
46 */
47#define ESP32_LEDC_MODULE 0
48#define ESP32_UART0_MODULE 1
49#define ESP32_UART1_MODULE 2
50#define ESP32_USB_MODULE 3
51#define ESP32_I2C0_MODULE 4
52#define ESP32_I2S1_MODULE 5
53#define ESP32_TIMG0_MODULE 6
54#define ESP32_TIMG1_MODULE 7
55#define ESP32_UHCI0_MODULE 8
56#define ESP32_RMT_MODULE 9
57#define ESP32_SPI_MODULE 10
58#define ESP32_SPI2_MODULE 11
59#define ESP32_TWAI_MODULE 12
60#define ESP32_RNG_MODULE 13
61#define ESP32_WIFI_MODULE 14
62#define ESP32_BT_MODULE 15
63#define ESP32_WIFI_BT_COMMON_MODULE 16
64#define ESP32_BT_BASEBAND_MODULE 17
65#define ESP32_BT_LC_MODULE 18
66#define ESP32_RSA_MODULE 19
67#define ESP32_AES_MODULE 20
68#define ESP32_SHA_MODULE 21
69#define ESP32_HMAC_MODULE 22
70#define ESP32_DS_MODULE 23
71#define ESP32_GDMA_MODULE 24
72#define ESP32_SYSTIMER_MODULE 25
73#define ESP32_SARADC_MODULE 26
74#define ESP32_MODULE_MAX 27
75
76#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32C3_H_ */