Mirrors/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2026-10-02 11:10:54 +03:00
Code Issues Packages Projects Releases Wiki Activity

feat(ledc): Add LEDC support for ESP32H21 and ESP32H4

Browse Source
This commit is contained in:
Song Ruo Jing
2025-09-15 22:04:35 +08:00
parent b05300be39
commit f56ce6334b
45 changed files with 2527 additions and 331 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/esp_driver_ledc/src/ledc.c
+15 -2
View File
@@ -285,6 +285,7 @@ static IRAM_ATTR esp_err_t ledc_duty_config(ledc_mode_t speed_mode, ledc_channel
static bool ledc_glb_clk_set_sleep_mode(ledc_mode_t speed_mode, bool xpd)
{
bool glb_clk_xpd_err = false;
#if SOC_LIGHT_SLEEP_SUPPORTED
if (p_ledc_obj[speed_mode]->glb_clk == LEDC_SLOW_CLK_RC_FAST) {
esp_sleep_sub_mode_config(ESP_SLEEP_DIG_USE_RC_FAST_MODE, xpd);
p_ledc_obj[speed_mode]->glb_clk_xpd = xpd;
@@ -300,6 +301,7 @@ static bool ledc_glb_clk_set_sleep_mode(ledc_mode_t speed_mode, bool xpd)
glb_clk_xpd_err = true;
}
}
#endif
return glb_clk_xpd_err;
}
@@ -761,6 +763,7 @@ static esp_err_t ledc_timer_del(ledc_mode_t speed_mode, ledc_timer_t timer_sel)
ledc_glb_clk_set_sleep_mode(speed_mode, false);
}
}
ledc_ll_enable_timer_power(LEDC_LL_GET_HW(), speed_mode, timer_sel, false);
}
portEXIT_CRITICAL(&ledc_spinlock);
ESP_RETURN_ON_FALSE(is_configured && is_deleted, ESP_ERR_INVALID_STATE, LEDC_TAG, "timer hasn't been configured, or it is still running, please stop it with ledc_timer_pause first");
@@ -789,6 +792,10 @@ esp_err_t ledc_timer_config(const ledc_timer_config_t *timer_conf)
return ESP_ERR_NO_MEM;
}
portENTER_CRITICAL(&ledc_spinlock);
ledc_ll_enable_timer_power(LEDC_LL_GET_HW(), speed_mode, timer_num, true);
portEXIT_CRITICAL(&ledc_spinlock);
esp_err_t ret = ledc_set_timer_div(speed_mode, timer_num, timer_conf->clk_cfg, freq_hz, duty_resolution);
if (ret == ESP_OK) {
/* Make sure timer is running and reset the timer. */
@@ -844,7 +851,7 @@ esp_err_t ledc_channel_config(const ledc_channel_config_t *ledc_conf)
if (!new_speed_mode_ctx_created && !p_ledc_obj[speed_mode]) {
return ESP_ERR_NO_MEM;
}
#if !(CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32H2 || CONFIG_IDF_TARGET_ESP32P4 || CONFIG_IDF_TARGET_ESP32C5 || CONFIG_IDF_TARGET_ESP32C61)
#if LEDC_LL_GLOBAL_CLK_NC_BY_DEFAULT
// On such targets, the default ledc core(global) clock does not connect to any clock source
// Set channel configurations and update bits before core clock is on could lead to error
// Therefore, we should connect the core clock to a real clock source to make it on before any ledc register operation
@@ -853,13 +860,17 @@ esp_err_t ledc_channel_config(const ledc_channel_config_t *ledc_conf)
else if (new_speed_mode_ctx_created) {
portENTER_CRITICAL(&ledc_spinlock);
if (p_ledc_obj[speed_mode]->glb_clk == LEDC_SLOW_CLK_UNINIT) {
ESP_ERROR_CHECK(esp_clk_tree_enable_src((soc_module_clk_t)LEDC_LL_GLOBAL_CLK_DEFAULT, true));
esp_clk_tree_enable_src((soc_module_clk_t)LEDC_LL_GLOBAL_CLK_DEFAULT, true);
ledc_hal_set_slow_clk_sel(&(p_ledc_obj[speed_mode]->ledc_hal), LEDC_LL_GLOBAL_CLK_DEFAULT);
}
portEXIT_CRITICAL(&ledc_spinlock);
}
#endif
portENTER_CRITICAL(&ledc_spinlock);
ledc_ll_enable_channel_power(LEDC_LL_GET_HW(), speed_mode, ledc_channel, true);
portEXIT_CRITICAL(&ledc_spinlock);
/*set channel parameters*/
/* channel parameters decide how the waveform looks like in one period */
/* set channel duty and hpoint value, duty range is [0, (2**duty_res)], hpoint range is [0, (2**duty_res)-1] */
@@ -929,6 +940,7 @@ esp_err_t ledc_channel_config(const ledc_channel_config_t *ledc_conf)
}
#endif
#if SOC_LIGHT_SLEEP_SUPPORTED
if (ledc_conf->sleep_mode == LEDC_SLEEP_MODE_KEEP_ALIVE) {
// 1. timer clock source should not be powered down during sleep
bool timer_xpd_err = false;
@@ -956,6 +968,7 @@ esp_err_t ledc_channel_config(const ledc_channel_config_t *ledc_conf)
esp_sleep_clock_config(ESP_SLEEP_CLOCK_IOMUX, ESP_SLEEP_CLOCK_OPTION_UNGATE);
#endif
}
#endif
return ret;
}