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feat(mcpwm): ETM support mcpwm timer TEZ/TEP events

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This commit is contained in:
Chen Chen
2026-02-12 15:00:43 +08:00
parent ffba8f4295
commit e9a62f9a2b
11 changed files with 340 additions and 24 deletions
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components/hal/esp32p4/include/hal/mcpwm_ll.h
+37 -2
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -18,6 +18,7 @@
#include <stdio.h>
#include "soc/soc_caps.h"
#include "soc/mcpwm_struct.h"
#include "soc/mcpwm_reg.h"
#include "soc/clk_tree_defs.h"
#include "soc/hp_sys_clkrst_struct.h"
#include "hal/mcpwm_types.h"
@@ -61,6 +62,18 @@ extern "C" {
#define MCPWM_LL_GEN_ACTION_TO_REG_CAL(action) ((uint8_t[]) {0, 1, 2, 3}[(action)])
#define MCPWM_LL_BRAKE_MODE_TO_REG_VAL(mode) ((uint8_t[]) {0, 1}[(mode)])
#define MCPWM_LL_TIMER_ETM_EVENT_TABLE(group, timer_id, event) \
(uint32_t[2][MCPWM_TIMER_ETM_EVENT_MAX]){ \
{ \
[MCPWM_TIMER_ETM_EVENT_TEZ] = MCPWM0_EVT_TIMER0_TEZ + timer_id, \
[MCPWM_TIMER_ETM_EVENT_TEP] = MCPWM0_EVT_TIMER0_TEP + timer_id, \
}, \
{ \
[MCPWM_TIMER_ETM_EVENT_TEZ] = MCPWM1_EVT_TIMER0_TEZ + timer_id, \
[MCPWM_TIMER_ETM_EVENT_TEP] = MCPWM1_EVT_TIMER0_TEP + timer_id, \
}, \
}[group][event]
// MCPWM ETM comparator event table
#define MCPWM_LL_ETM_COMPARATOR_EVENT_TABLE(group, oper_id, cmpr_id, event) \
(uint32_t[2][MCPWM_CMPR_ETM_EVENT_MAX]){ \
@@ -1733,6 +1746,29 @@ static inline void mcpwm_ll_etm_enable_evt_comparator_event(mcpwm_dev_t *mcpwm,
}
}
/**
* @brief Enable timer ETM event
*
* @param mcpwm Peripheral instance address
* @param timer_id Timer ID, index from 0 to 2
* @param event_type Timer ETM event type (TEZ or TEP)
* @param en True: enable ETM module, False: disable ETM module
*/
static inline void mcpwm_ll_etm_enable_timer_event(mcpwm_dev_t *mcpwm, int timer_id, mcpwm_timer_etm_event_type_t event_type, bool en)
{
uint32_t bit_offset;
if (event_type == MCPWM_TIMER_ETM_EVENT_TEZ) {
bit_offset = timer_id + MCPWM_EVT_TIMER0_TEZ_EN_S; // TEZ events start at bit 3
} else { // MCPWM_TIMER_ETM_EVENT_TEP
bit_offset = timer_id + MCPWM_EVT_TIMER0_TEP_EN_S; // TEP events start at bit 6
}
if (en) {
mcpwm->evt_en.val |= 1 << bit_offset;
} else {
mcpwm->evt_en.val &= ~(1 << bit_offset);
}
}
//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
/////////////////////////////The following functions are only used by the legacy driver/////////////////////////////////
/////////////////////////////They might be removed in the next major release (ESP-IDF 6.0)//////////////////////////////
@@ -1774,7 +1810,6 @@ static inline void mcpwm_ll_intr_clear_capture_status(mcpwm_dev_t *mcpwm, uint32
{
mcpwm->int_clr.val = (capture_mask & 0x07) << 27;
}
#ifdef __cplusplus
}
#endif