feat(esp_timer): added esp_timer p4 base support

components/esp_timer/src/esp_timer.c

@@ -37,6 +37,8 @@
 #include "esp32c6/rtc.h"
 #elif CONFIG_IDF_TARGET_ESP32H2
 #include "esp32h2/rtc.h"
+#elif CONFIG_IDF_TARGET_ESP32P4
+#include "esp32p4/rtc.h"
 #endif
 
 #include "sdkconfig.h"

components/esp_timer/src/esp_timer_impl_systimer.c

@@ -192,9 +192,16 @@ esp_err_t esp_timer_impl_init(intr_handler_t alarm_handler)
 #endif
                     | ESP_INTR_FLAG_IRAM;
 
+#if !CONFIG_IDF_TARGET_ESP32P4
+//TODO: IDF-7486
     esp_err_t err = esp_intr_alloc(ETS_SYSTIMER_TARGET2_EDGE_INTR_SOURCE, isr_flags,
                                    &timer_alarm_isr, NULL,
                                    &s_timer_interrupt_handle[(ISR_HANDLERS == 1) ? 0 : xPortGetCoreID()]);
+#else
+    esp_err_t err = esp_intr_alloc(ETS_SYSTIMER_TARGET2_INTR_SOURCE, isr_flags,
+                                   &timer_alarm_isr, NULL,
+                                   &s_timer_interrupt_handle[(ISR_HANDLERS == 1) ? 0 : xPortGetCoreID()]);
+#endif
     if (err != ESP_OK) {
         ESP_EARLY_LOGE(TAG, "esp_intr_alloc failed (0x%x)", err);
         return err;

components/esp_timer/src/ets_timer_legacy.c

@@ -36,6 +36,8 @@
 #include "esp32c6/rom/ets_sys.h"
 #elif CONFIG_IDF_TARGET_ESP32H2
 #include "esp32h2/rom/ets_sys.h"
+#elif CONFIG_IDF_TARGET_ESP32P4
+#include "esp32p4/rom/ets_sys.h"
 #endif
 
 /* We abuse 'timer_arg' field of ETSTimer structure to hold a pointer to esp_timer */

components/esp_timer/src/system_time.c

@@ -31,6 +31,8 @@
 #include "esp32c6/rtc.h"
 #elif CONFIG_IDF_TARGET_ESP32H2
 #include "esp32h2/rtc.h"
+#elif CONFIG_IDF_TARGET_ESP32P4
+#include "esp32p4/rtc.h"
 #endif
 
 __attribute__((unused)) static const char* TAG = "system_time";