feat(esp_timer): Move esp_timer-related init steps into the component

components/esp_timer/src/esp_timer_init.c

@@ -0,0 +1,35 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "esp_private/startup_internal.h"
+#include "esp_timer_impl.h"
+#include "sdkconfig.h"
+
+esp_err_t esp_timer_early_init(void)
+{
+    esp_timer_impl_early_init();
+#if CONFIG_ESP_TIME_FUNCS_USE_ESP_TIMER
+    esp_timer_impl_init_system_time();
+#endif
+    return ESP_OK;
+}
+
+/*
+ * This function starts a timer, which is used by esp_timer
+ * to count time from the very start of the application.
+ *
+ * Another initialization function, esp_timer_init_nonos (which initializes ISR and task),
+ * is called only if other code calls the esp_timer API.
+ */
+ESP_SYSTEM_INIT_FN(esp_timer_init_nonos, CORE, BIT(0), 101)
+{
+    return esp_timer_early_init();
+}
+
+void esp_timer_init_include_func(void)
+{
+    // Hook to force the linker to include this file
+}