diff --git a/ports/esp32s2/common-hal/rtc/RTC.c b/ports/esp32s2/common-hal/rtc/RTC.c
new file mode 100644
index 0000000000000..1218186a8c9d6
--- /dev/null
+++ b/ports/esp32s2/common-hal/rtc/RTC.c
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright 2019 Sony Semiconductor Solutions Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <sys/time.h>
+
+#include "py/obj.h"
+#include "py/runtime.h"
+#include "soc/rtc_periph.h"
+#include "shared-bindings/rtc/RTC.h"
+
+void common_hal_rtc_get_time(timeutils_struct_time_t *tm) {
+    struct timeval tv_now;
+    gettimeofday(&tv_now, NULL);
+    timeutils_seconds_since_2000_to_struct_time(tv_now.tv_sec, tm);
+}
+
+void common_hal_rtc_set_time(timeutils_struct_time_t *tm) {
+    struct timeval tv_now = {0};
+    tv_now.tv_sec = timeutils_seconds_since_2000(tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec);
+    settimeofday(&tv_now, NULL);
+}
+
+int common_hal_rtc_get_calibration(void) {
+    return 0;
+}
+
+void common_hal_rtc_set_calibration(int calibration) {
+    mp_raise_NotImplementedError(translate("RTC calibration is not supported on this board"));
+}
diff --git a/ports/esp32s2/common-hal/rtc/RTC.h b/ports/esp32s2/common-hal/rtc/RTC.h
new file mode 100644
index 0000000000000..e51f1f7848ffa
--- /dev/null
+++ b/ports/esp32s2/common-hal/rtc/RTC.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Noralf Trønnes
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
+#define MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
+
+extern void rtc_init(void);
+extern void rtc_reset(void);
+extern void common_hal_rtc_init(void);
+
+#endif  // MICROPY_INCLUDED_NRF_COMMON_HAL_RTC_RTC_H
diff --git a/ports/esp32s2/common-hal/rtc/__init__.c b/ports/esp32s2/common-hal/rtc/__init__.c
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/ports/esp32s2/mpconfigport.mk b/ports/esp32s2/mpconfigport.mk
index ee98ce1f42e29..bbaabb1c3defc 100644
--- a/ports/esp32s2/mpconfigport.mk
+++ b/ports/esp32s2/mpconfigport.mk
@@ -21,7 +21,6 @@ CIRCUITPY_COUNTIO = 0
 CIRCUITPY_FREQUENCYIO = 0
 CIRCUITPY_I2CPERIPHERAL = 0
 CIRCUITPY_ROTARYIO = 0
-CIRCUITPY_RTC = 0
 CIRCUITPY_NVM = 0
 # We don't have enough endpoints to include MIDI.
 CIRCUITPY_USB_MIDI = 0