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LEDC: improved support for ESP32-C3 and refactored divisor calculation

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As ESP32C3 does not have support for REF_TICK source clock, it is now not
possible to select it anymore.
Auto cfg clock has been improved for all boards.
This commit is contained in:
Omar Chebib
2021-06-02 20:19:09 +08:00
parent 534cd5bb31
commit aa2ca7dd94
17 changed files with 417 additions and 242 deletions
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20
components/soc/esp32h2/include/soc/ledc_struct.h
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@@ -1,16 +1,8 @@
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/*
* SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _SOC_LEDC_STRUCT_H_
#define _SOC_LEDC_STRUCT_H_
#ifdef __cplusplus
@@ -84,7 +76,7 @@ typedef volatile struct ledc_dev_s {
uint32_t clock_divider: 18;
uint32_t pause: 1;
uint32_t rst: 1;
uint32_t tick_sel: 1;
uint32_t reserved24: 1;
uint32_t low_speed_update: 1;
uint32_t reserved26: 6;
};