diff --git a/.gitlab/ci/default-build-test-rules.yml b/.gitlab/ci/default-build-test-rules.yml
index 89024c5b73..4bd04da364 100644
--- a/.gitlab/ci/default-build-test-rules.yml
+++ b/.gitlab/ci/default-build-test-rules.yml
@@ -9,7 +9,8 @@
 extra_default_build_targets:
  - esp32p4
 
-# bypass_check_test_targets:
+bypass_check_test_targets:
+  - esp32c5
 #  - esp32p4
 #
 # These lines would
diff --git a/components/esp_driver_ledc/linker.lf b/components/esp_driver_ledc/linker.lf
index 1bb52d58a1..c1307aebd1 100644
--- a/components/esp_driver_ledc/linker.lf
+++ b/components/esp_driver_ledc/linker.lf
@@ -9,4 +9,5 @@ entries:
 [mapping:ledc_hal]
 archive: libhal.a
 entries:
-    ledc_hal_iram (noflash)
+    if SOC_LEDC_SUPPORTED = y:
+        ledc_hal_iram (noflash)
diff --git a/components/esp_hw_support/include/esp_private/esp_pmu.h b/components/esp_hw_support/include/esp_private/esp_pmu.h
index 1d8d2c309b..fca1a53d97 100644
--- a/components/esp_hw_support/include/esp_private/esp_pmu.h
+++ b/components/esp_hw_support/include/esp_private/esp_pmu.h
@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2019-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2019-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -13,13 +13,26 @@
 
 #include "soc/soc_caps.h"
 
+#if SOC_PMU_SUPPORTED
+#include "hal/pmu_hal.h"
+#include "pmu_param.h"
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+/**
+ * @brief PMU ICG modem code of HP system
+ * @note  This type is required in rtc_clk_init.c when PMU not fully supported
+ */
+typedef enum {
+    PMU_HP_ICG_MODEM_CODE_SLEEP = 0,
+    PMU_HP_ICG_MODEM_CODE_MODEM = 1,
+    PMU_HP_ICG_MODEM_CODE_ACTIVE = 2,
+} pmu_hp_icg_modem_mode_t;
+
 #if SOC_PMU_SUPPORTED
-#include "hal/pmu_hal.h"
-#include "pmu_param.h"
 
 #define RTC_SLEEP_PD_DIG                PMU_SLEEP_PD_TOP        //!< Deep sleep (power down digital domain, includes all power domains
                                                                 //   except CPU, Modem, LP peripheral, AON，VDDSDIO, MEM and clock power domains)
@@ -173,16 +186,6 @@ typedef enum pmu_sleep_regdma_entry {
     PMU_SLEEP_REGDMA_ENTRY_MAX
 } pmu_sleep_regdma_entry_t;
 
-/**
- * @brief PMU ICG modem code of HP system
- */
-typedef enum {
-    PMU_HP_ICG_MODEM_CODE_SLEEP = 0,
-    PMU_HP_ICG_MODEM_CODE_MODEM = 1,
-    PMU_HP_ICG_MODEM_CODE_ACTIVE = 2,
-} pmu_hp_icg_modem_mode_t;
-
-
 /**
   * @brief  Enable_regdma_backup.
   */
diff --git a/components/esp_hw_support/linker.lf b/components/esp_hw_support/linker.lf
index 66f8618a5e..2e74701120 100644
--- a/components/esp_hw_support/linker.lf
+++ b/components/esp_hw_support/linker.lf
@@ -18,7 +18,7 @@ entries:
     if SOC_CONFIGURABLE_VDDSDIO_SUPPORTED = y:
         rtc_init:rtc_vddsdio_get_config (noflash)
         rtc_init:rtc_vddsdio_set_config (noflash)
-    if IDF_TARGET_ESP32C6 = n && IDF_TARGET_ESP32H2 = n && IDF_TARGET_ESP32P4 = n: # TODO: IDF-5645
+    if SOC_PMU_SUPPORTED = n:
         rtc_sleep (noflash_text)
     rtc_time (noflash_text)
     if SOC_PMU_SUPPORTED = y:
diff --git a/components/esp_hw_support/port/esp32c5/CMakeLists.txt b/components/esp_hw_support/port/esp32c5/CMakeLists.txt
index 49c9eb37b0..ca13f73723 100644
--- a/components/esp_hw_support/port/esp32c5/CMakeLists.txt
+++ b/components/esp_hw_support/port/esp32c5/CMakeLists.txt
@@ -6,6 +6,12 @@ set(srcs "rtc_clk_init.c"
          "chip_info.c"
          )
 
+# TODO: [ESP32C5] IDF-8667
+if(IDF_TARGET STREQUAL "esp32c5")
+    list(REMOVE_ITEM srcs "pmu_init.c"
+                          "pmu_param.c")
+endif()
+
 if(NOT BOOTLOADER_BUILD)
     list(APPEND srcs "sar_periph_ctrl.c"
                      "esp_crypto_lock.c")
diff --git a/components/esp_hw_support/port/esp32c5/private_include/pmu_param.h b/components/esp_hw_support/port/esp32c5/private_include/pmu_param.h
index b4c14c0eaa..909a583215 100644
--- a/components/esp_hw_support/port/esp32c5/private_include/pmu_param.h
+++ b/components/esp_hw_support/port/esp32c5/private_include/pmu_param.h
@@ -10,10 +10,8 @@
 #include <stdlib.h>
 #include <esp_types.h>
 #include "soc/soc_caps.h"
-#if SOC_PMU_SUPPORTED
 #include "soc/pmu_struct.h"
 #include "hal/pmu_hal.h"
-#endif
 
 // TODO: [ESP32C5] IDF-8643
 
@@ -25,8 +23,6 @@ extern "C" {
 #define HP_CALI_DBIAS   25
 #define LP_CALI_DBIAS   26
 
-#if SOC_PMU_SUPPORTED
-
 // FOR  XTAL FORCE PU IN SLEEP
 #define PMU_PD_CUR_SLEEP_ON    0
 #define PMU_BIASSLP_SLEEP_ON   0
@@ -474,8 +470,6 @@ typedef struct pmu_sleep_machine_constant {
     }                                           \
 }
 
-#endif  // SOC_PMU_SUPPORTED
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/components/esp_hw_support/port/esp32c5/rtc_clk_init.c b/components/esp_hw_support/port/esp32c5/rtc_clk_init.c
index e7a8e53518..9a0efba6cb 100644
--- a/components/esp_hw_support/port/esp32c5/rtc_clk_init.c
+++ b/components/esp_hw_support/port/esp32c5/rtc_clk_init.c
@@ -23,7 +23,6 @@
 #include "hal/clk_tree_ll.h"
 #include "hal/modem_syscon_ll.h"
 #include "hal/modem_lpcon_ll.h"
-#include "soc/pmu_reg.h"
 #include "pmu_param.h"
 
 static const char *TAG = "rtc_clk_init";
diff --git a/components/esp_system/port/soc/esp32c5/cache_err_int.c b/components/esp_system/port/soc/esp32c5/cache_err_int.c
index 4382ac2e7a..a2d4320741 100644
--- a/components/esp_system/port/soc/esp32c5/cache_err_int.c
+++ b/components/esp_system/port/soc/esp32c5/cache_err_int.c
@@ -57,8 +57,8 @@ void esp_cache_err_int_init(void)
     esp_rom_route_intr_matrix(core_id, ETS_CACHE_INTR_SOURCE, ETS_CACHEERR_INUM);
 
     /* Set the type and priority to cache error interrupts. */
-    esprv_intc_int_set_type(ETS_CACHEERR_INUM, INTR_TYPE_LEVEL);
-    esprv_intc_int_set_priority(ETS_CACHEERR_INUM, SOC_INTERRUPT_LEVEL_MEDIUM);
+    esprv_int_set_type(ETS_CACHEERR_INUM, INTR_TYPE_LEVEL);
+    esprv_int_set_priority(ETS_CACHEERR_INUM, SOC_INTERRUPT_LEVEL_MEDIUM);
 
     ESP_DRAM_LOGV(TAG, "access error intr clr & ena mask is: 0x%x", CACHE_LL_L1_ACCESS_EVENT_MASK);
     /* On the hardware side, start by clearing all the bits reponsible for cache access error */
diff --git a/components/hal/esp32c5/include/hal/crosscore_int_ll.h b/components/hal/esp32c5/include/hal/crosscore_int_ll.h
new file mode 100644
index 0000000000..c76790d756
--- /dev/null
+++ b/components/hal/esp32c5/include/hal/crosscore_int_ll.h
@@ -0,0 +1,52 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdint.h>
+#include "esp_attr.h"
+#include "soc/intpri_reg.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/**
+ * @brief Clear the crosscore interrupt that just occurred on the current core
+ */
+FORCE_INLINE_ATTR void crosscore_int_ll_clear_interrupt(int core_id)
+{
+    WRITE_PERI_REG(INTPRI_CPU_INTR_FROM_CPU_0_REG, 0);
+}
+
+
+/**
+ * @brief Trigger a crosscore interrupt on the given core
+ *
+ * @param core_id Core to trigger an interrupt on. Ignored on single core targets.
+ */
+FORCE_INLINE_ATTR void crosscore_int_ll_trigger_interrupt(int core_id)
+{
+    WRITE_PERI_REG(INTPRI_CPU_INTR_FROM_CPU_0_REG, INTPRI_CPU_INTR_FROM_CPU_0);
+}
+
+
+/**
+ * @brief Get the state of the crosscore interrupt register for the given core
+ *
+ * @param core_id Core to get the crosscore interrupt state of. Ignored on single core targets.
+ *
+ * @return Non zero value if a software interrupt is pending on the given core,
+ *         0 if no software interrupt is pending.
+ */
+FORCE_INLINE_ATTR uint32_t crosscore_int_ll_get_state(int core_id)
+{
+    return REG_READ(INTPRI_CPU_INTR_FROM_CPU_0_REG);
+}
+
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/components/soc/esp32c5/include/soc/Kconfig.soc_caps.in b/components/soc/esp32c5/include/soc/Kconfig.soc_caps.in
index 90bfb9df01..2294333d62 100644
--- a/components/soc/esp32c5/include/soc/Kconfig.soc_caps.in
+++ b/components/soc/esp32c5/include/soc/Kconfig.soc_caps.in
@@ -31,10 +31,6 @@ config SOC_FLASH_ENC_SUPPORTED
     bool
     default y
 
-config SOC_PMU_SUPPORTED
-    bool
-    default y
-
 config SOC_SPI_FLASH_SUPPORTED
     bool
     default y
diff --git a/components/soc/esp32c5/include/soc/soc_caps.h b/components/soc/esp32c5/include/soc/soc_caps.h
index dfd0fdc602..e9028f8478 100644
--- a/components/soc/esp32c5/include/soc/soc_caps.h
+++ b/components/soc/esp32c5/include/soc/soc_caps.h
@@ -56,7 +56,7 @@
 // #define SOC_SECURE_BOOT_SUPPORTED       1  // TODO: [ESP32C5] IDF-8623
 // #define SOC_BOD_SUPPORTED               1  // TODO: [ESP32C5] IDF-8647
 // #define SOC_APM_SUPPORTED               1  // TODO: [ESP32C5] IDF-8614
-#define SOC_PMU_SUPPORTED               1     // TODO: [ESP32C5] IDF-8667
+// #define SOC_PMU_SUPPORTED               1  // TODO: [ESP32C5] IDF-8667
 // #define SOC_PAU_SUPPORTED               1  // TODO: [ESP32C5] IDF-8638, IDF-8640
 // #define SOC_LP_TIMER_SUPPORTED          1  // TODO: [ESP32C5] IDF-8636
 // #define SOC_LP_AON_SUPPORTED            1  // TODO: [ESP32C5] IDF-8638, IDF-8640
diff --git a/examples/get-started/.build-test-rules.yml b/examples/get-started/.build-test-rules.yml
index 44730e82b8..2cf7304530 100644
--- a/examples/get-started/.build-test-rules.yml
+++ b/examples/get-started/.build-test-rules.yml
@@ -8,4 +8,4 @@ examples/get-started/blink:
 
 examples/get-started/hello_world:
   enable:
-    - if: INCLUDE_DEFAULT == 1 or IDF_TARGET == "linux"
+    - if: INCLUDE_DEFAULT == 1 or IDF_TARGET in ["linux", "esp32c5"]
diff --git a/examples/get-started/hello_world/README.md b/examples/get-started/hello_world/README.md
index 29171c316c..dc47514a87 100644
--- a/examples/get-started/hello_world/README.md
+++ b/examples/get-started/hello_world/README.md
@@ -1,5 +1,5 @@
-| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-C6 | ESP32-H2 | ESP32-P4 | ESP32-S2 | ESP32-S3 | Linux |
-| ----------------- | ----- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | ----- |
+| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-C5 | ESP32-C6 | ESP32-H2 | ESP32-P4 | ESP32-S2 | ESP32-S3 | Linux |
+| ----------------- | ----- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | ----- |
 
 # Hello World Example
 
diff --git a/tools/ci/build_template_app.sh b/tools/ci/build_template_app.sh
index dae77fdd4f..4fb416f450 100755
--- a/tools/ci/build_template_app.sh
+++ b/tools/ci/build_template_app.sh
@@ -62,7 +62,7 @@ build_stage2() {
         --size-file size.json \
         --keep-going \
         --collect-size-info size_info.txt \
-        --default-build-targets esp32 esp32s2 esp32s3 esp32c2 esp32c3 esp32c6 esp32h2 esp32p4
+        --default-build-targets esp32 esp32s2 esp32s3 esp32c2 esp32c3 esp32c5 esp32c6 esp32h2 esp32p4
 }
 
 build_stage1() {
@@ -76,7 +76,7 @@ build_stage1() {
         --build-log ${BUILD_LOG_CMAKE} \
         --size-file size.json \
         --collect-size-info size_info.txt \
-        --default-build-targets esp32 esp32s2 esp32s3 esp32c2 esp32c3 esp32c6 esp32h2 esp32p4
+        --default-build-targets esp32 esp32s2 esp32s3 esp32c2 esp32c3 esp32c5 esp32c6 esp32h2 esp32p4
 }
 
 # Default arguments