diff --git a/components/esp_driver_i2s/CMakeLists.txt b/components/esp_driver_i2s/CMakeLists.txt
index a2c99d5c96b..0bb943517d5 100644
--- a/components/esp_driver_i2s/CMakeLists.txt
+++ b/components/esp_driver_i2s/CMakeLists.txt
@@ -17,6 +17,9 @@ endif()
 if(CONFIG_SOC_I2S_SUPPORTED)
     list(APPEND srcs "i2s_common.c"
                      "i2s_std.c")
+    if(CONFIG_SOC_PAU_SUPPORTED)
+        list(APPEND srcs "${target}/i2s_retention.c")
+    endif()
     if(CONFIG_SOC_I2S_SUPPORTS_PDM)
         list(APPEND srcs "i2s_pdm.c")
     endif()
@@ -42,6 +45,7 @@ endif()
 
 idf_component_register(SRCS ${srcs}
                     INCLUDE_DIRS ${include}
+                    PRIV_INCLUDE_DIRS "."
                     PRIV_REQUIRES ${priv_requires}
                     REQUIRES esp_hal_i2s
                     LDFRAGMENTS linker.lf
diff --git a/components/esp_driver_i2s/esp32c5/i2s_retention.c b/components/esp_driver_i2s/esp32c5/i2s_retention.c
new file mode 100644
index 00000000000..1ff0d468676
--- /dev/null
+++ b/components/esp_driver_i2s/esp32c5/i2s_retention.c
@@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 10
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
+static const uint32_t i2s_regs_map[4] = {0x12360f, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0) | ENTRY(2)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32c6/i2s_retention.c b/components/esp_driver_i2s/esp32c6/i2s_retention.c
new file mode 100644
index 00000000000..0318f2f93a6
--- /dev/null
+++ b/components/esp_driver_i2s/esp32c6/i2s_retention.c
@@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 10
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
+static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0) | ENTRY(2)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32c61/i2s_retention.c b/components/esp_driver_i2s/esp32c61/i2s_retention.c
new file mode 100644
index 00000000000..93cc1fcbf16
--- /dev/null
+++ b/components/esp_driver_i2s/esp32c61/i2s_retention.c
@@ -0,0 +1,43 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 10
+#define I2S_RETENTION_REGS_BASE (DR_REG_I2S_BASE + 0x20)
+static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
+static const regdma_entries_config_t i2s_regdma_entries[] = {
+    [0] = {
+        .config = REGDMA_LINK_ADDR_MAP_INIT(REGDMA_I2S_LINK(0x00),
+                                            I2S_RETENTION_REGS_BASE, I2S_RETENTION_REGS_BASE,
+                                            I2S_RETENTION_REGS_CNT, 0, 0,
+                                            i2s_regs_map[0], i2s_regs_map[1],
+                                            i2s_regs_map[2], i2s_regs_map[3]),
+        .owner = ENTRY(0) | ENTRY(2),
+    },
+};
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[1] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s_regdma_entries,
+        .array_size = ARRAY_SIZE(i2s_regdma_entries)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32h2/i2s_retention.c b/components/esp_driver_i2s/esp32h2/i2s_retention.c
new file mode 100644
index 00000000000..a504b4c10ad
--- /dev/null
+++ b/components/esp_driver_i2s/esp32h2/i2s_retention.c
@@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 10
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG
+static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0) | ENTRY(2)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32h21/i2s_retention.c b/components/esp_driver_i2s/esp32h21/i2s_retention.c
new file mode 100644
index 00000000000..033ec76b123
--- /dev/null
+++ b/components/esp_driver_i2s/esp32h21/i2s_retention.c
@@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 10
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG
+static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32h4/i2s_retention.c b/components/esp_driver_i2s/esp32h4/i2s_retention.c
new file mode 100644
index 00000000000..58042a9d19c
--- /dev/null
+++ b/components/esp_driver_i2s/esp32h4/i2s_retention.c
@@ -0,0 +1,51 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_INT_ENA_REG
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+ * - I2S_IDEAL_CNT_REG
+ * - I2S_SYNC_SW_THRES_REG
+ * - I2S_SYNC_HW_THRES_REG
+ * - I2S_HW_SYNC_CONF_REG
+ * - I2S_HW_SYNC_DATA_REG
+*/
+
+#define I2S_RETENTION_REGS_CNT 16
+#define I2S_RETENTION_REGS_BASE(i) (I2S_INT_ENA_REG(i))
+static const uint32_t i2s_regs_map[4] = {0xf191b079, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0) | ENTRY(2) }, \
+};
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32p4/i2s_retention.c b/components/esp_driver_i2s/esp32p4/i2s_retention.c
new file mode 100644
index 00000000000..724ce47763e
--- /dev/null
+++ b/components/esp_driver_i2s/esp32p4/i2s_retention.c
@@ -0,0 +1,59 @@
+/*
+ * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_PDM2PCM_CONF_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 11
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
+static const uint32_t i2s_regs_map[4] = {0x12370f, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+static const regdma_entries_config_t i2s1_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(1);
+static const regdma_entries_config_t i2s2_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(2);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+    [1] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S1,
+        .entry_array = i2s1_regs_retention,
+        .array_size = ARRAY_SIZE(i2s1_regs_retention)
+    },
+    [2] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S2,
+        .entry_array = i2s2_regs_retention,
+        .array_size = ARRAY_SIZE(i2s2_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/esp32s31/i2s_retention.c b/components/esp_driver_i2s/esp32s31/i2s_retention.c
new file mode 100644
index 00000000000..7997b9e69a1
--- /dev/null
+++ b/components/esp_driver_i2s/esp32s31/i2s_retention.c
@@ -0,0 +1,58 @@
+/*
+ * SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "i2s_private.h"
+#include "hal/i2s_periph.h"
+
+/**
+ * I2S Registers to be saved during sleep retention
+ * - I2S_RX_CONF_REG
+ * - I2S_TX_CONF_REG
+ * - I2S_RX_CONF1_REG
+ * - I2S_TX_CONF1_REG
+ * - I2S_RX_RECOMB_CTRL_REG
+ * - I2S_RX_RECOMB_DMA_CH0_REG
+ * - I2S_RX_RECOMB_DMA_CH1_REG
+ * - I2S_RX_RECOMB_DMA_CH2_REG
+ * - I2S_RX_RECOMB_DMA_CH3_REG
+ * - I2S_TX_PCM2PDM_CONF_REG
+ * - I2S_TX_PCM2PDM_CONF1_REG
+ * - I2S_RX_PDM2PCM_CONF_REG
+ * - I2S_RX_TDM_CTRL_REG
+ * - I2S_TX_TDM_CTRL_REG
+ * - I2S_RXEOF_NUM_REG
+ * - I2S_ETM_CONF_REG
+*/
+#define I2S_RETENTION_REGS_CNT 16
+#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
+static const uint32_t i2s_regs_map[4] = {0x123fff, 0x0, 0x0, 0x0};
+#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
+    /* Save/restore the register values */  \
+    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
+                REGDMA_I2S_LINK(0x00), \
+                I2S_RETENTION_REGS_BASE(i2s_port),  \
+                I2S_RETENTION_REGS_BASE(i2s_port), \
+                I2S_RETENTION_REGS_CNT, 0, 0, \
+                i2s_regs_map[0], i2s_regs_map[1], \
+                i2s_regs_map[2], i2s_regs_map[3]), \
+            .owner = ENTRY(0) | ENTRY(2)}, \
+};
+
+static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
+static const regdma_entries_config_t i2s1_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(1);
+
+const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
+    [0] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
+        .entry_array = i2s0_regs_retention,
+        .array_size = ARRAY_SIZE(i2s0_regs_retention)
+    },
+    [1] = {
+        .retention_module = SLEEP_RETENTION_MODULE_I2S1,
+        .entry_array = i2s1_regs_retention,
+        .array_size = ARRAY_SIZE(i2s1_regs_retention)
+    },
+};
diff --git a/components/esp_driver_i2s/i2s_private.h b/components/esp_driver_i2s/i2s_private.h
index 1bc39580460..aa810c6c2c3 100644
--- a/components/esp_driver_i2s/i2s_private.h
+++ b/components/esp_driver_i2s/i2s_private.h
@@ -30,6 +30,8 @@
 #include "esp_private/periph_ctrl.h"
 #include "esp_private/esp_gpio_reserve.h"
 #if SOC_HAS(PAU)
+#include "soc/regdma.h"
+#include "soc/retention_periph_defs.h"
 #include "esp_private/sleep_retention.h"
 #endif
 #include "esp_pm.h"
@@ -146,6 +148,16 @@ typedef struct {
 #endif
 } i2s_controller_t;
 
+#if SOC_HAS(PAU)
+typedef struct {
+    const periph_retention_module_t retention_module;
+    const regdma_entries_config_t *entry_array;
+    uint32_t array_size;
+} i2s_reg_retention_info_t;
+
+extern const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)];
+#endif
+
 struct i2s_channel_obj_t {
     /* Channel basic information */
     i2s_controller_t        *controller;    /*!< Parent pointer to controller object */
diff --git a/components/esp_hal_i2s/esp32c5/i2s_periph.c b/components/esp_hal_i2s/esp32c5/i2s_periph.c
index 3a98d21cc1f..dadb749fdeb 100644
--- a/components/esp_hal_i2s/esp32c5/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32c5/i2s_periph.c
@@ -33,41 +33,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S0_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 10
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
-static const uint32_t i2s_regs_map[4] = {0x12360f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32c6/i2s_periph.c b/components/esp_hal_i2s/esp32c6/i2s_periph.c
index 7fe405d70ba..3901f977d56 100644
--- a/components/esp_hal_i2s/esp32c6/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32c6/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 
 /*
@@ -33,41 +32,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S0_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 10
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
-static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32c61/i2s_periph.c b/components/esp_hal_i2s/esp32c61/i2s_periph.c
index e0a5b28ba38..43c5ff86b15 100644
--- a/components/esp_hal_i2s/esp32c61/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32c61/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 
 /*
@@ -33,41 +32,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S0_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 10
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG
-static const uint32_t i2s_regs_map[4] = {0x12360f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32h2/i2s_periph.c b/components/esp_hal_i2s/esp32h2/i2s_periph.c
index d0c7c5868c4..4bbf394287d 100644
--- a/components/esp_hal_i2s/esp32h2/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32h2/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 
 /*
@@ -32,41 +31,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S0_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 10
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG
-static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32h21/i2s_periph.c b/components/esp_hal_i2s/esp32h21/i2s_periph.c
index a85bbaed590..8415fc7b92f 100644
--- a/components/esp_hal_i2s/esp32h21/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32h21/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 
 /*
@@ -32,41 +31,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S0_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 10
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG
-static const uint32_t i2s_regs_map[4] = {0x12330f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32h4/i2s_periph.c b/components/esp_hal_i2s/esp32h4/i2s_periph.c
index becab28d34b..242815991a1 100644
--- a/components/esp_hal_i2s/esp32h4/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32h4/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 
 /*
@@ -32,46 +31,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S_INTR_SOURCE,
     }
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_INT_ENA_REG
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
- * - I2S_IDEAL_CNT_REG
- * - I2S_SYNC_SW_THRES_REG
- * - I2S_SYNC_HW_THRES_REG
- * - I2S_HW_SYNC_CONF_REG
- * - I2S_HW_SYNC_DATA_REG
-*/
-
-#define I2S_RETENTION_REGS_CNT 16
-#define I2S_RETENTION_REGS_BASE(i) (I2S_INT_ENA_REG(i))
-static const uint32_t i2s_regs_map[4] = {0xf191b079, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2) }, \
-};
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32p4/i2s_periph.c b/components/esp_hal_i2s/esp32p4/i2s_periph.c
index 44a92cdc174..46e7b68d4ca 100644
--- a/components/esp_hal_i2s/esp32p4/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32p4/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 #include "soc/lp_gpio_sig_map.h"
 
@@ -109,54 +108,3 @@ const i2s_signal_conn_t lp_i2s_periph_signal[SOC_LP_I2S_NUM] = {
         .irq          = ETS_LP_I2S_INTR_SOURCE,
     },
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_PDM2PCM_CONF_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 11
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
-static const uint32_t i2s_regs_map[4] = {0x12370f, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-static const regdma_entries_config_t i2s1_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(1);
-static const regdma_entries_config_t i2s2_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(2);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-    [1] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S1,
-        .entry_array = i2s1_regs_retention,
-        .array_size = ARRAY_SIZE(i2s1_regs_retention)
-    },
-    [2] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S2,
-        .entry_array = i2s2_regs_retention,
-        .array_size = ARRAY_SIZE(i2s2_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/esp32s31/i2s_periph.c b/components/esp_hal_i2s/esp32s31/i2s_periph.c
index 0fb44c01738..34fee5367ac 100644
--- a/components/esp_hal_i2s/esp32s31/i2s_periph.c
+++ b/components/esp_hal_i2s/esp32s31/i2s_periph.c
@@ -5,7 +5,6 @@
  */
 
 #include "hal/i2s_periph.h"
-#include "soc/i2s_reg.h"
 #include "soc/gpio_sig_map.h"
 #include "soc/lp_gpio_sig_map.h"
 
@@ -60,53 +59,3 @@ const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)] = {
         .irq          = ETS_I2S1_INTR_SOURCE,
     },
 };
-
-/**
- * I2S Registers to be saved during sleep retention
- * - I2S_RX_CONF_REG
- * - I2S_TX_CONF_REG
- * - I2S_RX_CONF1_REG
- * - I2S_TX_CONF1_REG
- * - I2S_RX_RECOMB_CTRL_REG
- * - I2S_RX_RECOMB_DMA_CH0_REG
- * - I2S_RX_RECOMB_DMA_CH1_REG
- * - I2S_RX_RECOMB_DMA_CH2_REG
- * - I2S_RX_RECOMB_DMA_CH3_REG
- * - I2S_TX_PCM2PDM_CONF_REG
- * - I2S_TX_PCM2PDM_CONF1_REG
- * - I2S_RX_PDM2PCM_CONF_REG
- * - I2S_RX_TDM_CTRL_REG
- * - I2S_TX_TDM_CTRL_REG
- * - I2S_RXEOF_NUM_REG
- * - I2S_ETM_CONF_REG
-*/
-#define I2S_RETENTION_REGS_CNT 16
-#define I2S_RETENTION_REGS_BASE(i) I2S_RX_CONF_REG(i)
-static const uint32_t i2s_regs_map[4] = {0x123fff, 0x0, 0x0, 0x0};
-#define I2S_SLEEP_RETENTION_ENTRIES(i2s_port) {  \
-    /* Save/restore the register values */  \
-    [0] = { .config = REGDMA_LINK_ADDR_MAP_INIT(  \
-                REGDMA_I2S_LINK(0x00), \
-                I2S_RETENTION_REGS_BASE(i2s_port),  \
-                I2S_RETENTION_REGS_BASE(i2s_port), \
-                I2S_RETENTION_REGS_CNT, 0, 0, \
-                i2s_regs_map[0], i2s_regs_map[1], \
-                i2s_regs_map[2], i2s_regs_map[3]), \
-            .owner = ENTRY(0) | ENTRY(2)}, \
-};
-
-static const regdma_entries_config_t i2s0_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(0);
-static const regdma_entries_config_t i2s1_regs_retention[] = I2S_SLEEP_RETENTION_ENTRIES(1);
-
-const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)] = {
-    [0] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S0,
-        .entry_array = i2s0_regs_retention,
-        .array_size = ARRAY_SIZE(i2s0_regs_retention)
-    },
-    [1] = {
-        .retention_module = SLEEP_RETENTION_MODULE_I2S1,
-        .entry_array = i2s1_regs_retention,
-        .array_size = ARRAY_SIZE(i2s1_regs_retention)
-    },
-};
diff --git a/components/esp_hal_i2s/include/hal/i2s_periph.h b/components/esp_hal_i2s/include/hal/i2s_periph.h
index 8b9265735d8..44eea65f4f4 100644
--- a/components/esp_hal_i2s/include/hal/i2s_periph.h
+++ b/components/esp_hal_i2s/include/hal/i2s_periph.h
@@ -8,10 +8,6 @@
 #include "soc/soc.h"
 #include "soc/interrupts.h"
 #include "soc/soc_caps.h"
-#include "soc/regdma.h"
-#if SOC_HAS(PAU)
-#include "soc/retention_periph_defs.h"
-#endif
 
 #if SOC_HAS(I2S)
 #include "soc/i2s_struct.h"
@@ -64,15 +60,6 @@ extern const i2s_signal_conn_t i2s_periph_signal[I2S_LL_GET(INST_NUM)];
 extern const i2s_signal_conn_t lp_i2s_periph_signal[SOC_LP_I2S_NUM];
 #endif
 
-#if SOC_HAS(PAU)
-typedef struct {
-    const periph_retention_module_t retention_module;
-    const regdma_entries_config_t *entry_array;
-    uint32_t array_size;
-} i2s_reg_retention_info_t;
-
-extern const i2s_reg_retention_info_t i2s_reg_retention_info[I2S_LL_GET(INST_NUM)];
-#endif  // SOC_HAS(PAU)
 #endif  // SOC_HAS(I2S)
 
 #ifdef __cplusplus