Zephyr API Documentation 4.0.0-rc2
A Scalable Open Source RTOS
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esp32s2_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_ESP32S2_H_
8#define ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32S2_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#define ESP32_CLK_SRC_APLL_CLK 3U
15
16/* Supported PLL CPU frequencies */
17#define ESP32_CLK_CPU_PLL_80M 80000000
18#define ESP32_CLK_CPU_PLL_160M 160000000
19#define ESP32_CLK_CPU_PLL_240M 240000000
20#define ESP32_CLK_CPU_RC_FAST_FREQ 8500000
21
22/* Supported XTAL frequencies */
23#define ESP32_CLK_XTAL_40M 40000000
24
25/* Supported RTC fast clock sources */
26#define ESP32_RTC_FAST_CLK_SRC_XTAL_D4 0
27#define ESP32_RTC_FAST_CLK_SRC_RC_FAST 1
28
29/* Supported RTC slow clock sources */
30#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW 0
31#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K 1
32#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256 2
33#define ESP32_RTC_SLOW_CLK_32K_EXT_OSC 9
34
35/* RTC slow clock frequencies */
36#define ESP32_RTC_SLOW_CLK_SRC_RC_SLOW_FREQ 90000
37#define ESP32_RTC_SLOW_CLK_SRC_XTAL32K_FREQ 32768
38#define ESP32_RTC_SLOW_CLK_SRC_RC_FAST_D256_FREQ 33203
39
40/* Modules IDs
41 * These IDs are actually offsets in CLK and RST Control registers.
42 * These IDs shouldn't be changed unless there is a Hardware change
43 * from Espressif.
44 *
45 * Basic Modules
46 * Registers: DPORT_PERIP_CLK_EN_REG, DPORT_PERIP_RST_EN_REG
47 */
48#define ESP32_LEDC_MODULE 0
49#define ESP32_UART0_MODULE 1
50#define ESP32_UART1_MODULE 2
51#define ESP32_USB_MODULE 3
52#define ESP32_I2C0_MODULE 4
53#define ESP32_I2C1_MODULE 5
54#define ESP32_I2S0_MODULE 6
55#define ESP32_TIMG0_MODULE 7
56#define ESP32_TIMG1_MODULE 8
57#define ESP32_UHCI0_MODULE 9
58#define ESP32_UHCI1_MODULE 10
59#define ESP32_RMT_MODULE 11
60#define ESP32_PCNT_MODULE 12
61#define ESP32_SPI_MODULE 13
62#define ESP32_FSPI_MODULE 14
63#define ESP32_HSPI_MODULE 15
64#define ESP32_SPI2_DMA_MODULE 16
65#define ESP32_SPI3_DMA_MODULE 17
66#define ESP32_TWAI_MODULE 18
67#define ESP32_RNG_MODULE 19
68#define ESP32_WIFI_MODULE 20
69#define ESP32_WIFI_BT_COMMON_MODULE 21
70#define ESP32_SYSTIMER_MODULE 22
71#define ESP32_AES_MODULE 23
72#define ESP32_SHA_MODULE 24
73#define ESP32_RSA_MODULE 25
74#define ESP32_CRYPTO_DMA_MODULE 26
75#define ESP32_AES_DMA_MODULE 27
76#define ESP32_SHA_DMA_MODULE 28
77#define ESP32_DEDIC_GPIO_MODULE 29
78#define ESP32_PERIPH_SARADC_MODULE 30
79#define ESP32_MODULE_MAX 31
80
81#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_CLOCK_ESP32S2_H_ */