esp-idf/components/soc/esp32s3/include/soc/clkout_channel.h

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2.1 KiB
C

/*
* SPDX-FileCopyrightText: 2010-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "esp_assert.h"
#include "soc/soc_caps.h"
#include "soc/io_mux_reg.h"
#include "soc/gpio_sig_map.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum clock_out_channel {
CLKOUT_CHANNEL_1,
CLKOUT_CHANNEL_2,
CLKOUT_CHANNEL_3,
CLKOUT_CHANNEL_MAX,
} clock_out_channel_t;
#define CLKOUT_CHANNEL1_GPIO GPIO_NUM_20
#define CLKOUT_CHANNEL2_GPIO GPIO_NUM_19
#define CLKOUT_CHANNEL3_GPIO GPIO_NUM_18
#define FUNC_CLK_OUT1 FUNC_GPIO20_CLK_OUT1
#define FUNC_CLK_OUT2 FUNC_GPIO19_CLK_OUT2
#define FUNC_CLK_OUT3 FUNC_DAC_2_CLK_OUT3
#define IONUM_TO_CLKOUT_CHANNEL(gpio_num) ((gpio_num == CLKOUT_CHANNEL1_GPIO) ? CLKOUT_CHANNEL_1 : \
(gpio_num == CLKOUT_CHANNEL2_GPIO) ? CLKOUT_CHANNEL_2 : \
(gpio_num == CLKOUT_CHANNEL3_GPIO) ? CLKOUT_CHANNEL_3 : -1)
#define CLKOUT_CHANNEL_TO_IOMUX_FUNC(channel) ((channel == CLKOUT_CHANNEL_1) ? FUNC_CLK_OUT1 : \
(channel == CLKOUT_CHANNEL_2) ? FUNC_CLK_OUT2 : \
(channel == CLKOUT_CHANNEL_3) ? FUNC_CLK_OUT3 : -1)
#define IS_VALID_CLKOUT_IO(gpio_num) ((gpio_num == CLKOUT_CHANNEL1_GPIO) || (gpio_num == CLKOUT_CHANNEL2_GPIO) || (gpio_num == CLKOUT_CHANNEL3_GPIO))
#define CLKOUT_CHANNEL_MASK(channel) ((channel == CLKOUT_CHANNEL_1) ? CLK_OUT1 : \
(channel == CLKOUT_CHANNEL_2) ? CLK_OUT2 : \
(channel == CLKOUT_CHANNEL_3) ? CLK_OUT3 : 0)
#define CLKOUT_CHANNEL_SHIFT(channel) ((channel == CLKOUT_CHANNEL_1) ? CLK_OUT1_S : \
(channel == CLKOUT_CHANNEL_2) ? CLK_OUT2_S : \
(channel == CLKOUT_CHANNEL_3) ? CLK_OUT3_S : 0)
ESP_STATIC_ASSERT(CLKOUT_CHANNEL_MAX == SOC_GPIO_CLOCKOUT_CHANNEL_NUM, "clock_out_channel enumeration mismatch");
#ifdef __cplusplus
}
#endif