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rmt: document and improve LL driver

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This commit is contained in:
morris
2022-03-01 15:06:29 +08:00
parent 06df46e26a
commit 9f55712c03
30 changed files with 3135 additions and 1936 deletions
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18
components/soc/esp32s3/include/soc/Kconfig.soc_caps.in
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@@ -460,8 +460,8 @@ config SOC_PCNT_THRES_POINT_PER_UNIT
default 2
config SOC_RMT_GROUPS
bool
default y
int
default 1
config SOC_RMT_TX_CANDIDATES_PER_GROUP
int
@@ -487,11 +487,15 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool
default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP
bool
default y
config SOC_RMT_SUPPORT_TX_LOOP_COUNT
bool
default y
config SOC_RMT_SUPPORT_TX_LOOP_AUTOSTOP
config SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP
bool
default y
@@ -499,10 +503,18 @@ config SOC_RMT_SUPPORT_TX_SYNCHRO
bool
default y
config SOC_RMT_SUPPORT_TX_CARRIER_ALWAYS_ON
bool
default y
config SOC_RMT_SUPPORT_XTAL
bool
default y
config SOC_RMT_SUPPORT_DMA
bool
default y
config SOC_LCD_I80_SUPPORTED
bool
default y

17
components/soc/esp32s3/include/soc/rmt_reg.h
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@@ -1,21 +1,12 @@
/** Copyright 2021 Espressif Systems (Shanghai) PTE LTD
/*
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO 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-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include "soc/soc.h"
#ifdef __cplusplus
extern "C" {
#endif

2
components/soc/esp32s3/include/soc/rmt_struct.h
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/

26
components/soc/esp32s3/include/soc/soc_caps.h
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@@ -174,18 +174,20 @@
#define SOC_PCNT_THRES_POINT_PER_UNIT (2)
/*-------------------------- RMT CAPS ----------------------------------------*/
#define SOC_RMT_GROUPS (1) /*!< One RMT group */
#define SOC_RMT_TX_CANDIDATES_PER_GROUP (4) /*!< Number of channels that capable of Transmit in each group */
#define SOC_RMT_RX_CANDIDATES_PER_GROUP (4) /*!< Number of channels that capable of Receive in each group */
#define SOC_RMT_CHANNELS_PER_GROUP (8) /*!< Total 8 channels */
#define SOC_RMT_MEM_WORDS_PER_CHANNEL (48) /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG (1) /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION (1) /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT (1) /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTOSTOP (1) /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO (1) /*!< Support coordinate a group of TX channels to start simultaneously */
#define SOC_RMT_SUPPORT_XTAL (1) /*!< Support set XTAL clock as the RMT clock source */
#define SOC_RMT_GROUPS 1U /*!< One RMT group */
#define SOC_RMT_TX_CANDIDATES_PER_GROUP 4 /*!< Number of channels that capable of Transmit in each group */
#define SOC_RMT_RX_CANDIDATES_PER_GROUP 4 /*!< Number of channels that capable of Receive in each group */
#define SOC_RMT_CHANNELS_PER_GROUP 8 /*!< Total 8 channels */
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */
#define SOC_RMT_SUPPORT_TX_CARRIER_ALWAYS_ON 1 /*!< TX carrier can be modulated all the time */
#define SOC_RMT_SUPPORT_XTAL 1 /*!< Support set XTAL clock as the RMT clock source */
#define SOC_RMT_SUPPORT_DMA 1 /*!< RMT peripheral can connect to DMA channel */
/*-------------------------- LCD CAPS ----------------------------------------*/
/* Notes: On esp32-s3, I80 bus and RGB timing generator can't work at the same time */

18
components/soc/esp32s3/rmt_periph.c
View File

@@ -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: 2015-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "soc/rmt_periph.h"
#include "soc/gpio_sig_map.h"