389 lines
12 KiB
C
389 lines
12 KiB
C
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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/*******************************************************************************
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* NOTICE
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* The hal is not public api, don't use in application code.
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* See readme.md in soc/include/hal/readme.md
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******************************************************************************/
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// The HAL layer for LEDC.
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// There is no parameter check in the hal layer, so the caller must ensure the correctness of the parameters.
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#pragma once
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#include "hal/ledc_ll.h"
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#include "hal/ledc_types.h"
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/**
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* Context that should be maintained by both the driver and the HAL
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*/
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typedef struct {
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ledc_dev_t *dev;
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ledc_mode_t speed_mode;
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} ledc_hal_context_t;
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/**
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* @brief Set LEDC low speed timer clock
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*
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* @param hal Context of the HAL layer
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* @param slow_clk_sel LEDC low speed timer clock source
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*
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* @return None
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*/
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#define ledc_hal_set_slow_clk_sel(hal, slow_clk_sel) ledc_ll_set_slow_clk_sel((hal)->dev, slow_clk_sel)
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/**
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* @brief Get LEDC low speed timer clock
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*
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* @param hal Context of the HAL layer
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* @param slow_clk_sel LEDC low speed timer clock source
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*
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* @return None
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*/
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#define ledc_hal_get_slow_clk_sel(hal, slow_clk_sel) ledc_ll_get_slow_clk_sel((hal)->dev, slow_clk_sel)
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/**
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* @brief Update LEDC low speed timer
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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*
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* @return None
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*/
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#define ledc_hal_ls_timer_update(hal, timer_sel) ledc_ll_ls_timer_update((hal)->dev, (hal)->speed_mode, timer_sel)
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/**
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* @brief Reset LEDC timer
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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*
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* @return None
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*/
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#define ledc_hal_timer_rst(hal, timer_sel) ledc_ll_timer_rst((hal)->dev, (hal)->speed_mode, timer_sel)
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/**
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* @brief Pause LEDC timer
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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*
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* @return None
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*/
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#define ledc_hal_timer_pause(hal, timer_sel) ledc_ll_timer_pause((hal)->dev, (hal)->speed_mode, timer_sel)
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/**
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* @brief Resume LEDC timer
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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*
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* @return None
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*/
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#define ledc_hal_timer_resume(hal, timer_sel) ledc_ll_timer_resume((hal)->dev, (hal)->speed_mode, timer_sel)
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/**
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* @brief Set LEDC timer clock divider
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param clock_divider Timer clock divide value, the timer clock is divided from the selected clock source
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*
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* @return None
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*/
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#define ledc_hal_set_clock_divider(hal, timer_sel, clock_divider) ledc_ll_set_clock_divider((hal)->dev, (hal)->speed_mode, timer_sel, clock_divider)
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/**
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* @brief Get LEDC timer clock divider
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param clock_divider Timer clock divide value, the timer clock is divided from the selected clock source
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*
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* @return None
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*/
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#define ledc_hal_get_clock_divider(hal, timer_sel, clock_divider) ledc_ll_get_clock_divider((hal)->dev, (hal)->speed_mode, timer_sel, clock_divider)
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/**
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* @brief Set LEDC timer clock source
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param clk_src Timer clock source
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*
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* @return None
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*/
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#define ledc_hal_set_clock_source(hal, timer_sel, clk_src) ledc_ll_set_clock_source((hal)->dev, (hal)->speed_mode, timer_sel, clk_src)
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/**
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* @brief Get LEDC timer clock source
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param clk_src Pointer to accept the timer clock source
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*
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* @return None
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*/
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#define ledc_hal_get_clock_source(hal, timer_sel, clk_src) ledc_ll_get_clock_source((hal)->dev, (hal)->speed_mode, timer_sel, clk_src)
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/**
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* @brief Set LEDC duty resolution
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param duty_resolution Resolution of duty setting in number of bits. The range of duty values is [0, (2**duty_resolution)]
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*
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* @return None
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*/
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#define ledc_hal_set_duty_resolution(hal, timer_sel, duty_resolution) ledc_ll_set_duty_resolution((hal)->dev, (hal)->speed_mode, timer_sel, duty_resolution)
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/**
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* @brief Get LEDC duty resolution
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param duty_resolution Pointer to accept the resolution of duty setting in number of bits.
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*
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* @return None
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*/
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#define ledc_hal_get_duty_resolution(hal, timer_sel, duty_resolution) ledc_ll_get_duty_resolution((hal)->dev, (hal)->speed_mode, timer_sel, duty_resolution)
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/**
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* @brief Get LEDC max duty
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param max_duty Pointer to accept the max duty
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*
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* @return None
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*/
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#define ledc_hal_get_max_duty(hal, channel_num, max_duty) ledc_ll_get_max_duty((hal)->dev, (hal)->speed_mode, channel_num, max_duty)
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/**
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* @brief Get LEDC hpoint value
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param hpoint_val Pointer to accept the LEDC hpoint value(max: 0xfffff)
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*
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* @return None
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*/
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#define ledc_hal_get_hpoint(hal, channel_num, hpoint_val) ledc_ll_get_hpoint((hal)->dev, (hal)->speed_mode, channel_num, hpoint_val)
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/**
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* @brief Set LEDC the integer part of duty value
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_val LEDC duty value, the range of duty setting is [0, (2**duty_resolution)]
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*
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* @return None
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*/
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#define ledc_hal_set_duty_int_part(hal, channel_num, duty_val) ledc_ll_set_duty_int_part((hal)->dev, (hal)->speed_mode, channel_num, duty_val)
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/**
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* @brief Set the output enable
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param sig_out_en The output enable status
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*
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* @return None
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*/
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#define ledc_hal_set_sig_out_en(hal, channel_num, sig_out_en) ledc_ll_set_sig_out_en((hal)->dev, (hal)->speed_mode, channel_num, sig_out_en)
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/**
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* @brief Set the duty start
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_start The duty start
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*
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* @return None
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*/
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#define ledc_hal_set_duty_start(hal, channel_num, duty_start) ledc_ll_set_duty_start((hal)->dev, (hal)->speed_mode, channel_num, duty_start)
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/**
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* @brief Set output idle level
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param idle_level The output idle level
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*
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* @return None
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*/
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#define ledc_hal_set_idle_level(hal, channel_num, idle_level) ledc_ll_set_idle_level((hal)->dev, (hal)->speed_mode, channel_num, idle_level)
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/**
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* @brief Set fade end interrupt enable
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param fade_end_intr_en The fade end interrupt enable status
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*
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* @return None
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*/
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#define ledc_hal_set_fade_end_intr(hal, channel_num, fade_end_intr_en) ledc_ll_set_fade_end_intr((hal)->dev, (hal)->speed_mode, channel_num, fade_end_intr_en)
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/**
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* @brief Set timer index of the specified channel
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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*
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* @return None
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*/
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#define ledc_hal_bind_channel_timer(hal, channel_num, timer_sel) ledc_ll_bind_channel_timer((hal)->dev, (hal)->speed_mode, channel_num, timer_sel)
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/**
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* @brief Get timer index of the specified channel
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param timer_sel Pointer to accept the LEDC timer index
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*
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* @return None
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*/
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#define ledc_hal_get_channel_timer(hal, channel_num, timer_sel) ledc_ll_get_channel_timer((hal)->dev, (hal)->speed_mode, channel_num, timer_sel)
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/**
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* @brief Init the LEDC hal. This function should be called first before other hal layer function is called
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*
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* @param hal Context of the HAL layer
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* @param speed_mode speed_mode Select the LEDC speed_mode, high-speed mode and low-speed mod
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*
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* @return None
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*/
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void ledc_hal_init(ledc_hal_context_t *hal, ledc_mode_t speed_mode);
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/**
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* @brief Update channel configure when select low speed mode
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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*
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* @return None
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*/
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void ledc_hal_ls_channel_update(ledc_hal_context_t *hal, ledc_channel_t channel_num);
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/**
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* @brief Set LEDC hpoint value
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param hpoint_val LEDC hpoint value(max: 0xfffff)
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*
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* @return None
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*/
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void ledc_hal_set_hpoint(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t hpoint_val);
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/**
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* @brief Get LEDC duty value
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_val Pointer to accept the LEDC duty value
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*
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* @return None
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*/
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void ledc_hal_get_duty(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t *duty_val);
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/**
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* @brief Set LEDC duty change direction
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_direction LEDC duty change direction, increase or decrease
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*
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* @return None
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*/
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void ledc_hal_set_duty_direction(ledc_hal_context_t *hal, ledc_channel_t channel_num, ledc_duty_direction_t duty_direction);
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/**
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* @brief Set the number of increased or decreased times
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_num The number of increased or decreased times
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*
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* @return None
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*/
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void ledc_hal_set_duty_num(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_num);
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/**
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* @brief Set the duty cycles of increase or decrease
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_cycle The duty cycles
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*
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* @return None
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*/
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void ledc_hal_set_duty_cycle(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_cycle);
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/**
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* @brief Set the step scale of increase or decrease
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param duty_scale The step scale
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*
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* @return None
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*/
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void ledc_hal_set_duty_scale(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_scale);
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/**
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* @brief Get interrupt status of the specified channel
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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* @param intr_status Pointer to accept the interrupt status
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*
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* @return None
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*/
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void ledc_hal_get_fade_end_intr_status(ledc_hal_context_t *hal, uint32_t *intr_status);
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/**
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* @brief Clear interrupt status of the specified channel
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*
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* @param hal Context of the HAL layer
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* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
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*
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* @return None
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*/
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void ledc_hal_clear_fade_end_intr_status(ledc_hal_context_t *hal, ledc_channel_t channel_num);
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/**
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* @brief Get clock config of LEDC timer
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*
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* @param hal Context of the HAL layer
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* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
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* @param clk_cfg Pointer to accept clock config
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*
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* @return None
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*/
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void ledc_hal_get_clk_cfg(ledc_hal_context_t *hal, ledc_timer_t timer_sel, ledc_clk_cfg_t *clk_cfg);
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/**
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* @brief Config low speed timer clock source with clock config
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*s
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* @param hal Context of the HAL layer
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* @param clk_cfg clock config
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*
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* @return None
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*/
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void ledc_hal_set_slow_clk(ledc_hal_context_t *hal, ledc_clk_cfg_t clk_cfg);
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