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rt-thread-official/bsp/essemi/es32vf2264/libraries/ALD/ES32VF2264/Source/ald_pis.c

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/**
*********************************************************************************
*
* @file ald_pis.c
* @brief PIS module driver.
*
* @version V1.0
* @date 03 Mar. 2023
* @author AE Team
* @note
* Change Logs:
* Date Author Notes
* 03 Mar. 2023 Lisq The first version
*
* Copyright (C) Shanghai Eastsoft Microelectronics Co. Ltd. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* 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
*
* 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.
**********************************************************************************
*/
#include "ald_pis.h"
/** @addtogroup ES32VF2264_ALD
* @{
*/
/** @defgroup PIS PIS
* @brief PIS module driver
* @{
*/
/** @defgroup PIS_Public_Functions PIS Public Functions
* @{
*/
/** @defgroup PIS_Public_Functions_Group1 Initialization functions
* @brief Initialization and Configuration functions
* @{
*/
/**
* @brief Create the PIS mode according to the specified parameters in
* the pis_handle_t and create the associated handle.
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_pis_create(ald_pis_handle_t *hperh)
{
if (hperh == NULL)
return ALD_ERROR;
assert_param(IS_PIS_SRC(hperh->init.producer_src));
assert_param(IS_PIS_TRIG(hperh->init.consumer_trig));
assert_param(IS_PIS_CLOCK(hperh->init.producer_clk));
assert_param(IS_PIS_CLOCK(hperh->init.consumer_clk));
assert_param(IS_PIS_EDGE(hperh->init.producer_edge));
assert_param(IS_PIS_SIGNAL_MODE(hperh->init.producer_signal));
__LOCK(hperh);
hperh->perh = PIS;
/* get location of consumer in channel and position of con0/con1
* accord to comsumer_trig information */
hperh->consumer_ch = (ald_pis_ch_t)(hperh->init.consumer_trig & 0x0F);
hperh->consumer_con = (ald_pis_con_t)((hperh->init.consumer_trig >> 4) & 0x0F);
hperh->consumer_pos = (1U << (uint32_t)((hperh->init.consumer_trig >> 8) & 0xFF));
if (hperh->perh->CH_CON[hperh->consumer_ch] != 0) {
__UNLOCK(hperh);
return ALD_BUSY;
}
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SRCS_MSK, ((hperh->init.producer_src) >> 4) << PIS_CH0_CON_SRCS_POSS);
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_MSIGS_MSK, ((hperh->init.producer_src) & 0xf) << PIS_CH0_CON_MSIGS_POSS);
if (hperh->init.producer_clk == hperh->init.consumer_clk) {
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SYNCSEL_MSK, ALD_PIS_SYN_DIRECT << PIS_CH0_CON_SYNCSEL_POSS);
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_TSCKS_MSK, (hperh->init.consumer_clk) << PIS_CH0_CON_TSCKS_POSS);
}
else {
if (hperh->init.producer_signal == ALD_PIS_OUT_LEVEL) {
if (hperh->init.consumer_clk == ALD_PIS_CLK_PCLK)
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SYNCSEL_MSK, ALD_PIS_SYN_LEVEL_ASY_APB << PIS_CH0_CON_SYNCSEL_POSS);
if (hperh->init.consumer_clk == ALD_PIS_CLK_HCLK)
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SYNCSEL_MSK, ALD_PIS_SYN_LEVEL_ASY_AHB << PIS_CH0_CON_SYNCSEL_POSS);
}
if (hperh->init.producer_signal == ALD_PIS_OUT_PULSE) {
if (hperh->init.consumer_clk == ALD_PIS_CLK_PCLK)
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SYNCSEL_MSK, ALD_PIS_SYN_PULSE_ASY_APB << PIS_CH0_CON_SYNCSEL_POSS);
if (hperh->init.consumer_clk == ALD_PIS_CLK_HCLK)
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_SYNCSEL_MSK, ALD_PIS_SYN_PULSE_ASY_AHB << PIS_CH0_CON_SYNCSEL_POSS);
}
}
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_TSCKS_MSK, hperh->init.consumer_clk << PIS_CH0_CON_TSCKS_POSS);
MODIFY_REG(hperh->perh->CH_CON[hperh->consumer_ch], PIS_CH0_CON_EDGS_MSK, hperh->init.producer_edge << PIS_CH0_CON_EDGS_POSS);
hperh->check_info = hperh->perh->CH_CON[hperh->consumer_ch];
/* enable consumer bit, switch pin of consumer */
if (hperh->init.input_chan == ALD_PIS_CHAN_INPUT) {
switch (hperh->consumer_con) {
case ALD_PIS_CON_0:
PIS->TAR_CON0 |= hperh->consumer_pos;
break;
case ALD_PIS_CON_1:
PIS->TAR_CON1 |= hperh->consumer_pos;
break;
default:
break;
}
}
__UNLOCK(hperh);
return ALD_OK;
}
/**
* @brief Destroy the PIS mode according to the specified parameters in
* the pis_init_t and create the associated handle.
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_pis_destroy(ald_pis_handle_t *hperh)
{
assert_param(IS_PIS(hperh->perh));
if (hperh->check_info != hperh->perh->CH_CON[hperh->consumer_ch])
return ALD_ERROR;
__LOCK(hperh);
CLEAR_BIT(PIS->CH_OER, (1U << (uint32_t)hperh->consumer_ch));
WRITE_REG(hperh->perh->CH_CON[hperh->consumer_ch], 0x0);
switch (hperh->consumer_con) {
case ALD_PIS_CON_0:
PIS->TAR_CON0 &= ~(hperh->consumer_pos);
break;
case ALD_PIS_CON_1:
PIS->TAR_CON1 &= ~(hperh->consumer_pos);
break;
default:
break;
}
hperh->state = ALD_PIS_STATE_RESET;
__UNLOCK(hperh);
return ALD_OK;
}
/**
* @}
*/
/** @defgroup PIS_Public_Functions_Group2 Operation functions
* @brief PIS output enable or disable functions
* @{
*/
/**
* @brief Start the PIS output function.
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @param ch: The PIS channel enable output
* This parameter can be one of the following values:
* @arg PIS_OUT_CH_0
* @arg PIS_OUT_CH_1
* @arg PIS_OUT_CH_2
* @arg PIS_OUT_CH_3
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_pis_output_start(ald_pis_handle_t *hperh, ald_pis_out_ch_t ch)
{
assert_param(IS_PIS(hperh->perh));
assert_param(IS_PIS_OUPUT_CH(ch));
__LOCK(hperh);
SET_BIT(PIS->CH_OER, (0x1UL << (uint32_t)ch));
__UNLOCK(hperh);
return ALD_OK;
}
/**
* @brief Stop the PIS output function.
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @param ch: The PIS channel disable output
* This parameter can be one of the following values:
* @arg PIS_OUT_CH_0
* @arg PIS_OUT_CH_1
* @arg PIS_OUT_CH_2
* @arg PIS_OUT_CH_3
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_pis_output_stop(ald_pis_handle_t *hperh, ald_pis_out_ch_t ch)
{
assert_param(IS_PIS(hperh->perh));
assert_param(IS_PIS_OUPUT_CH(ch));
__LOCK(hperh);
CLEAR_BIT(PIS->CH_OER, (0x1UL << (uint32_t)ch));
__UNLOCK(hperh);
return ALD_OK;
}
/**
* @}
*/
/** @defgroup PIS_Public_Functions_Group3 Peripheral State and Errors functions
* @brief PIS State and Errors functions
* @{
*/
/**
* @brief Returns the PIS state.
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @retval ALD state
*/
ald_pis_state_t ald_pis_get_state(ald_pis_handle_t *hperh)
{
assert_param(IS_PIS(hperh->perh));
return hperh->state;
}
/**
* @}
*/
/** @defgroup PIS_Public_Functions_Group4 modulate output functions
* @brief PIS modulate output signal functions
* @{
*/
/**
* @brief Config the PIS modulate signal function
* @param hperh: Pointer to a pis_handle_t structure that contains
* the configuration information for the specified PIS module.
* @param config: Pointer to a pis_modulate_config_t structure that
* contains the selected target (UART0,UART1,UART2,UART3 or
* LPUART0) how to modulate the target output signal.
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_pis_modu_config(ald_pis_handle_t *hperh, ald_pis_modulate_config_t *config)
{
assert_param(IS_PIS(hperh->perh));
assert_param(IS_PIS_MODU_TARGET(config->target));
assert_param(IS_PIS_MODU_LEVEL(config->level));
assert_param(IS_PIS_MODU_SRC(config->src));
assert_param(IS_PIS_MODU_CHANNEL(config->channel));
__LOCK(hperh);
switch (config->target) {
case ALD_PIS_UART0_TX:
MODIFY_REG(hperh->perh->UART0_TXMCR, PIS_UART0_TXMCR_TXMLVLS_MSK, config->level << PIS_UART0_TXMCR_TXMLVLS_POS);
MODIFY_REG(hperh->perh->UART0_TXMCR, PIS_UART0_TXMCR_TXMSS_MSK, config->src << PIS_UART0_TXMCR_TXMSS_POSS);
MODIFY_REG(hperh->perh->UART0_TXMCR, PIS_UART0_TXMCR_TXSIGS_MSK, config->channel << PIS_UART0_TXMCR_TXSIGS_POSS);
break;
case ALD_PIS_UART1_TX:
MODIFY_REG(hperh->perh->UART1_TXMCR, PIS_UART1_TXMCR_TXMLVLS_MSK, config->level << PIS_UART1_TXMCR_TXMLVLS_POS);
MODIFY_REG(hperh->perh->UART1_TXMCR, PIS_UART1_TXMCR_TXMSS_MSK, config->src << PIS_UART1_TXMCR_TXMSS_POSS);
MODIFY_REG(hperh->perh->UART1_TXMCR, PIS_UART1_TXMCR_TXSIGS_MSK, config->channel << PIS_UART1_TXMCR_TXSIGS_POSS);
break;
case ALD_PIS_UART2_TX:
MODIFY_REG(hperh->perh->UART2_TXMCR, PIS_UART2_TXMCR_TXMLVLS_MSK, config->level << PIS_UART2_TXMCR_TXMLVLS_POS);
MODIFY_REG(hperh->perh->UART2_TXMCR, PIS_UART2_TXMCR_TXMSS_MSK, config->src << PIS_UART2_TXMCR_TXMSS_POSS);
MODIFY_REG(hperh->perh->UART2_TXMCR, PIS_UART2_TXMCR_TXSIGS_MSK, config->channel << PIS_UART2_TXMCR_TXSIGS_POSS);
break;
case ALD_PIS_UART3_TX:
MODIFY_REG(hperh->perh->UART3_TXMCR, PIS_UART3_TXMCR_TXMLVLS_MSK, config->level << PIS_UART3_TXMCR_TXMLVLS_POS);
MODIFY_REG(hperh->perh->UART3_TXMCR, PIS_UART3_TXMCR_TXMSS_MSK, config->src << PIS_UART3_TXMCR_TXMSS_POSS);
MODIFY_REG(hperh->perh->UART3_TXMCR, PIS_UART3_TXMCR_TXSIGS_MSK, config->channel << PIS_UART3_TXMCR_TXSIGS_POSS);
break;
case ALD_PIS_UART4_TX:
MODIFY_REG(hperh->perh->UART4_TXMCR, PIS_UART4_TXMCR_TXMLVLS_MSK, config->level << PIS_UART4_TXMCR_TXMLVLS_POS);
MODIFY_REG(hperh->perh->UART4_TXMCR, PIS_UART4_TXMCR_TXMSS_MSK, config->src << PIS_UART4_TXMCR_TXMSS_POSS);
MODIFY_REG(hperh->perh->UART4_TXMCR, PIS_UART4_TXMCR_TXSIGS_MSK, config->channel << PIS_UART4_TXMCR_TXSIGS_POSS);
break;
default:
break;
}
__UNLOCK(hperh);
return ALD_OK;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
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