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-rw-r--r--Makefile9
-rw-r--r--locale/circuitpython.pot152
-rw-r--r--ports/raspberrypi/common-hal/microcontroller/__init__.c11
-rw-r--r--ports/raspberrypi/common-hal/watchdog/WatchDogMode.c1
-rw-r--r--ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c83
-rw-r--r--ports/raspberrypi/common-hal/watchdog/WatchDogTimer.h43
-rw-r--r--ports/raspberrypi/common-hal/watchdog/__init__.c1
-rw-r--r--ports/raspberrypi/mpconfigport.mk1
8 files changed, 292 insertions, 9 deletions
diff --git a/Makefile b/Makefile
index 845997beb..5857299c5 100644
--- a/Makefile
+++ b/Makefile
@@ -40,17 +40,18 @@ ALLSPHINXOPTS = -d $(BUILDDIR)/doctrees $(BASEOPTS)
# the i18n builder cannot share the environment and doctrees with the others
I18NSPHINXOPTS = $(BASEOPTS)
-TRANSLATE_SOURCES = extmod lib main.c ports/atmel-samd ports/cxd56 ports/esp32s2 ports/mimxrt10xx ports/nrf ports/stm py shared-bindings shared-module supervisor
+TRANSLATE_SOURCES = extmod lib main.c ports/atmel-samd ports/cxd56 ports/esp32s2 ports/mimxrt10xx ports/nrf ports/raspberrypi ports/stm py shared-bindings shared-module supervisor
# Paths to exclude from TRANSLATE_SOURCES
# Each must be preceded by "-path"; if any wildcards, enclose in quotes.
# Separate by "-o" (Find's "or" operand)
TRANSLATE_SOURCES_EXC = -path "ports/*/build-*" \
-o -path "ports/*/build" \
- -o -path ports/esp32s2/esp-idf \
- -o -path ports/cxd56/spresense-exported-sdk \
- -o -path ports/stm/st_driver \
-o -path ports/atmel-samd/asf4 \
+ -o -path ports/cxd56/spresense-exported-sdk \
+ -o -path ports/esp32s2/esp-idf \
-o -path ports/mimxrt10xx/sdk \
+ -o -path ports/raspberrypi/sdk \
+ -o -path ports/stm/st_driver \
-o -path lib/tinyusb \
-o -path lib/lwip \
diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot
index de902f62f..022006335 100644
--- a/locale/circuitpython.pot
+++ b/locale/circuitpython.pot
@@ -339,6 +339,10 @@ msgstr ""
msgid "All event channels in use"
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "All state machines in use"
+msgstr ""
+
#: ports/atmel-samd/audio_dma.c ports/atmel-samd/common-hal/audiobusio/PDMIn.c
msgid "All sync event channels in use"
msgstr ""
@@ -387,6 +391,7 @@ msgstr ""
#: ports/cxd56/common-hal/analogio/AnalogOut.c
#: ports/mimxrt10xx/common-hal/analogio/AnalogOut.c
#: ports/nrf/common-hal/analogio/AnalogOut.c
+#: ports/raspberrypi/common-hal/analogio/AnalogOut.c
msgid "AnalogOut functionality not supported"
msgstr ""
@@ -586,6 +591,7 @@ msgstr ""
#: ports/atmel-samd/common-hal/digitalio/DigitalInOut.c
#: ports/mimxrt10xx/common-hal/digitalio/DigitalInOut.c
#: ports/nrf/common-hal/digitalio/DigitalInOut.c
+#: ports/raspberrypi/common-hal/digitalio/DigitalInOut.c
msgid "Cannot get pull while in output mode"
msgstr ""
@@ -863,7 +869,8 @@ msgstr ""
msgid "Error: Failure to bind"
msgstr ""
-#: py/enum.c shared-bindings/_bleio/__init__.c shared-bindings/aesio/aes.c
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c py/enum.c
+#: shared-bindings/_bleio/__init__.c shared-bindings/aesio/aes.c
#: shared-bindings/busio/SPI.c shared-bindings/microcontroller/Pin.c
#: shared-bindings/neopixel_write/__init__.c
#: shared-bindings/terminalio/Terminal.c
@@ -1045,6 +1052,10 @@ msgstr ""
msgid "I2C Init Error"
msgstr ""
+#: ports/raspberrypi/common-hal/busio/I2C.c
+msgid "I2C peripheral in use"
+msgstr ""
+
#: shared-bindings/audiobusio/I2SOut.c
msgid "I2SOut not available"
msgstr ""
@@ -1068,6 +1079,10 @@ msgstr ""
msgid "Incorrect buffer size"
msgstr ""
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Init program size invalid"
+msgstr ""
+
#: ports/esp32s2/common-hal/watchdog/WatchDogTimer.c
msgid "Initialization failed due to lack of memory"
msgstr ""
@@ -1080,6 +1095,31 @@ msgstr ""
msgid "Input/output error"
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Instruction %d jumps on pin"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Instruction %d shifts in more bits than pin count"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Instruction %d shifts out more bits than pin count"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Instruction %d uses extra pin"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Instruction %d waits on input outside of count"
+msgstr ""
+
#: ports/nrf/common-hal/_bleio/__init__.c
msgid "Insufficient authentication"
msgstr ""
@@ -1131,7 +1171,7 @@ msgstr ""
#: ports/atmel-samd/common-hal/pwmio/PWMOut.c
#: ports/cxd56/common-hal/pwmio/PWMOut.c ports/nrf/common-hal/pwmio/PWMOut.c
-#: shared-bindings/pwmio/PWMOut.c
+#: ports/raspberrypi/common-hal/pwmio/PWMOut.c shared-bindings/pwmio/PWMOut.c
msgid "Invalid PWM frequency"
msgstr ""
@@ -1225,6 +1265,8 @@ msgstr ""
#: ports/mimxrt10xx/common-hal/busio/I2C.c
#: ports/mimxrt10xx/common-hal/busio/SPI.c
#: ports/mimxrt10xx/common-hal/busio/UART.c ports/nrf/common-hal/busio/I2C.c
+#: ports/raspberrypi/common-hal/busio/I2C.c
+#: ports/raspberrypi/common-hal/busio/SPI.c
msgid "Invalid pins"
msgstr ""
@@ -1346,6 +1388,36 @@ msgstr ""
msgid "Missing MISO or MOSI Pin"
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_in_pin. Instruction %d reads pin(s)"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_in_pin. Instruction %d shifts in from pin(s)"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_in_pin. Instruction %d waits based on pin"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_out_pin. Instruction %d shifts out to pin(s)"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_out_pin. Instruction %d writes pin(s)"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+#, c-format
+msgid "Missing first_set_pin. Instruction %d sets pin(s)"
+msgstr ""
+
#: shared-bindings/displayio/Group.c
msgid "Must be a %q subclass."
msgstr ""
@@ -1399,14 +1471,14 @@ msgstr ""
#: ports/atmel-samd/common-hal/busio/UART.c
#: ports/esp32s2/common-hal/busio/UART.c
#: ports/mimxrt10xx/common-hal/busio/UART.c ports/nrf/common-hal/busio/UART.c
-#: ports/stm/common-hal/busio/UART.c
+#: ports/raspberrypi/common-hal/busio/UART.c ports/stm/common-hal/busio/UART.c
msgid "No RX pin"
msgstr ""
#: ports/atmel-samd/common-hal/busio/UART.c
#: ports/esp32s2/common-hal/busio/UART.c
#: ports/mimxrt10xx/common-hal/busio/UART.c ports/nrf/common-hal/busio/UART.c
-#: ports/stm/common-hal/busio/UART.c
+#: ports/raspberrypi/common-hal/busio/UART.c ports/stm/common-hal/busio/UART.c
msgid "No TX pin"
msgstr ""
@@ -1463,6 +1535,10 @@ msgstr ""
msgid "No network with that ssid"
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "No out in program"
+msgstr ""
+
#: shared-module/touchio/TouchIn.c
msgid "No pulldown on pin; 1Mohm recommended"
msgstr ""
@@ -1518,6 +1594,10 @@ msgstr ""
msgid "Only 8 or 16 bit mono with "
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "Only IN/OUT of up to 8 supported"
+msgstr ""
+
#: ports/esp32s2/common-hal/wifi/__init__.c
msgid "Only IPv4 addresses supported"
msgstr ""
@@ -1590,6 +1670,7 @@ msgid ""
msgstr ""
#: ports/mimxrt10xx/common-hal/displayio/ParallelBus.c
+#: ports/raspberrypi/common-hal/displayio/ParallelBus.c
#: ports/stm/common-hal/displayio/ParallelBus.c
msgid "ParallelBus not yet supported"
msgstr ""
@@ -1602,11 +1683,20 @@ msgstr ""
msgid "Permission denied"
msgstr ""
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Pin count must be at least 1"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "Pin count too large"
+msgstr ""
+
#: ports/atmel-samd/common-hal/analogio/AnalogIn.c
#: ports/cxd56/common-hal/analogio/AnalogIn.c
#: ports/esp32s2/common-hal/analogio/AnalogIn.c
#: ports/mimxrt10xx/common-hal/analogio/AnalogIn.c
#: ports/nrf/common-hal/analogio/AnalogIn.c
+#: ports/raspberrypi/common-hal/analogio/AnalogIn.c
#: ports/stm/common-hal/analogio/AnalogIn.c
msgid "Pin does not have ADC capabilities"
msgstr ""
@@ -1667,10 +1757,34 @@ msgstr ""
msgid "Pretending to deep sleep until alarm, CTRL-C or file write.\n"
msgstr ""
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "Program does IN without loading ISR"
+msgstr ""
+
+#: ports/raspberrypi/common-hal/rp2pio/StateMachine.c
+msgid "Program does OUT without loading OSR"
+msgstr ""
+
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Program must contain at least one 16-bit instruction."
+msgstr ""
+
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Program size invalid"
+msgstr ""
+
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Program too large"
+msgstr ""
+
#: shared-bindings/digitalio/DigitalInOut.c
msgid "Pull not used when direction is output."
msgstr ""
+#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
+msgid "RAISE mode is not implemented"
+msgstr ""
+
#: ports/stm/common-hal/os/__init__.c
msgid "RNG DeInit Error"
msgstr ""
@@ -1753,6 +1867,7 @@ msgstr ""
#: ports/atmel-samd/common-hal/busio/I2C.c ports/esp32s2/common-hal/busio/I2C.c
#: ports/mimxrt10xx/common-hal/busio/I2C.c ports/nrf/common-hal/busio/I2C.c
+#: ports/raspberrypi/common-hal/busio/I2C.c
msgid "SDA or SCL needs a pull up"
msgstr ""
@@ -1774,6 +1889,10 @@ msgstr ""
msgid "SPI Re-initialization error"
msgstr ""
+#: ports/raspberrypi/common-hal/busio/SPI.c
+msgid "SPI peripheral in use"
+msgstr ""
+
#: shared-bindings/audiomixer/Mixer.c
msgid "Sample rate must be positive"
msgstr ""
@@ -1804,6 +1923,14 @@ msgstr ""
msgid "Server side context cannot have hostname"
msgstr ""
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Set pin count must be between 1 and 5"
+msgstr ""
+
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "Side set pin count must be between 1 and 5"
+msgstr ""
+
#: ports/cxd56/common-hal/camera/Camera.c
msgid "Size not supported"
msgstr ""
@@ -1968,6 +2095,10 @@ msgstr ""
msgid "UART Re-init error"
msgstr ""
+#: ports/raspberrypi/common-hal/busio/UART.c
+msgid "UART not yet supported"
+msgstr ""
+
#: ports/stm/common-hal/busio/UART.c
msgid "UART write error"
msgstr ""
@@ -2072,7 +2203,8 @@ msgid ""
msgstr ""
#: ports/atmel-samd/common-hal/busio/I2C.c ports/cxd56/common-hal/busio/I2C.c
-#: ports/esp32s2/common-hal/busio/UART.c ports/stm/common-hal/busio/I2C.c
+#: ports/esp32s2/common-hal/busio/UART.c
+#: ports/raspberrypi/common-hal/busio/I2C.c ports/stm/common-hal/busio/I2C.c
msgid "Unsupported baudrate"
msgstr ""
@@ -2123,6 +2255,7 @@ msgid "WARNING: Your code filename has two extensions\n"
msgstr ""
#: ports/nrf/common-hal/watchdog/WatchDogTimer.c
+#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
msgid "WatchDogTimer cannot be deinitialized once mode is set to RESET"
msgstr ""
@@ -3521,6 +3654,14 @@ msgstr ""
msgid "pressing both buttons at start up.\n"
msgstr ""
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "pull_threshold must be between 1 and 32"
+msgstr ""
+
+#: ports/raspberrypi/bindings/rp2pio/StateMachine.c
+msgid "push_threshold must be between 1 and 32"
+msgstr ""
+
#: extmod/modutimeq.c
msgid "queue overflow"
msgstr ""
@@ -3724,6 +3865,7 @@ msgstr ""
#: ports/esp32s2/common-hal/watchdog/WatchDogTimer.c
#: ports/nrf/common-hal/watchdog/WatchDogTimer.c
+#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
msgid "timeout duration exceeded the maximum supported value"
msgstr ""
diff --git a/ports/raspberrypi/common-hal/microcontroller/__init__.c b/ports/raspberrypi/common-hal/microcontroller/__init__.c
index e454ffa1b..774e313bb 100644
--- a/ports/raspberrypi/common-hal/microcontroller/__init__.c
+++ b/ports/raspberrypi/common-hal/microcontroller/__init__.c
@@ -112,6 +112,17 @@ const nvm_bytearray_obj_t common_hal_mcu_nvm_obj = {
};
#endif
+#if CIRCUITPY_WATCHDOG
+// The singleton watchdog.WatchDogTimer object.
+watchdog_watchdogtimer_obj_t common_hal_mcu_watchdogtimer_obj = {
+ .base = {
+ .type = &watchdog_watchdogtimer_type,
+ },
+ .timeout = 0.0f,
+ .mode = WATCHDOGMODE_NONE,
+};
+#endif
+
// This maps MCU pin names to pin objects.
const mp_rom_map_elem_t mcu_pin_global_dict_table[TOTAL_GPIO_COUNT] = {
{ MP_ROM_QSTR(MP_QSTR_GPIO0), MP_ROM_PTR(&pin_GPIO0) },
diff --git a/ports/raspberrypi/common-hal/watchdog/WatchDogMode.c b/ports/raspberrypi/common-hal/watchdog/WatchDogMode.c
new file mode 100644
index 000000000..fc4e0e008
--- /dev/null
+++ b/ports/raspberrypi/common-hal/watchdog/WatchDogMode.c
@@ -0,0 +1 @@
+// No watchdog module functions.
diff --git a/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c b/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
new file mode 100644
index 000000000..f23ccda77
--- /dev/null
+++ b/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
@@ -0,0 +1,83 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 microDev
+ *
+ * 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 "py/runtime.h"
+#include "common-hal/watchdog/WatchDogTimer.h"
+
+#include "shared-bindings/watchdog/__init__.h"
+#include "shared-bindings/microcontroller/__init__.h"
+
+#include "src/rp2_common/hardware_watchdog/include/hardware/watchdog.h"
+
+void common_hal_watchdog_feed(watchdog_watchdogtimer_obj_t *self) {
+ watchdog_update();
+}
+
+void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
+ if (self->mode == WATCHDOGMODE_RESET) {
+ mp_raise_RuntimeError(translate("WatchDogTimer cannot be deinitialized once mode is set to RESET"));
+ } else {
+ self->mode = WATCHDOGMODE_NONE;
+ }
+}
+
+/*
+void watchdog_reset(void) {
+ common_hal_watchdog_deinit(&common_hal_mcu_watchdogtimer_obj);
+}
+*/
+
+mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
+ return self->timeout;
+}
+
+void common_hal_watchdog_set_timeout(watchdog_watchdogtimer_obj_t *self, mp_float_t new_timeout) {
+ // max timeout is 8.388607 sec
+ // this is rounded down to 8.388 sec
+ uint64_t timeout = new_timeout * 1000;
+ if (timeout > 8388) {
+ mp_raise_ValueError(translate("timeout duration exceeded the maximum supported value"));
+ }
+ if ((uint16_t)self->timeout != timeout) {
+ watchdog_enable(timeout, false);
+ self->timeout = new_timeout;
+ }
+}
+
+watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_t *self) {
+ return self->mode;
+}
+
+void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t new_mode) {
+ if (self->mode != new_mode) {
+ if (new_mode == WATCHDOGMODE_RAISE) {
+ mp_raise_NotImplementedError(translate("RAISE mode is not implemented"));
+ } else if (new_mode == WATCHDOGMODE_NONE) {
+ common_hal_watchdog_deinit(self);
+ }
+ self->mode = new_mode;
+ }
+}
diff --git a/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.h b/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.h
new file mode 100644
index 000000000..ec1e2f659
--- /dev/null
+++ b/ports/raspberrypi/common-hal/watchdog/WatchDogTimer.h
@@ -0,0 +1,43 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 microDev
+ *
+ * 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_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
+#define MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
+
+#include "py/obj.h"
+#include "shared-bindings/watchdog/WatchDogMode.h"
+#include "shared-bindings/watchdog/WatchDogTimer.h"
+
+struct _watchdog_watchdogtimer_obj_t {
+ mp_obj_base_t base;
+ mp_float_t timeout;
+ watchdog_watchdogmode_t mode;
+};
+
+// This needs to be called in order to disable the watchdog
+// void watchdog_reset(void);
+
+#endif // MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
diff --git a/ports/raspberrypi/common-hal/watchdog/__init__.c b/ports/raspberrypi/common-hal/watchdog/__init__.c
new file mode 100644
index 000000000..fc4e0e008
--- /dev/null
+++ b/ports/raspberrypi/common-hal/watchdog/__init__.c
@@ -0,0 +1 @@
+// No watchdog module functions.
diff --git a/ports/raspberrypi/mpconfigport.mk b/ports/raspberrypi/mpconfigport.mk
index 138896d41..5c930d7cc 100644
--- a/ports/raspberrypi/mpconfigport.mk
+++ b/ports/raspberrypi/mpconfigport.mk
@@ -36,6 +36,7 @@ CIRCUITPY_NVM = 0
CIRCUITPY_PULSEIO = 0 # Use PIO interally
CIRCUITPY_ROTARYIO = 0 # Use PIO interally
CIRCUITPY_RTC = 0
+CIRCUITPY_WATCHDOG = 1
# Things that are unsupported by the hardware.
CIRCUITPY_AUDIOIO = 0