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-rw-r--r--.gitmodules3
m---------frozen/Adafruit_CircuitPython_RFM9x0
-rw-r--r--ports/atmel-samd/boards/feather_m0_rfm9x/mpconfigboard.mk18
3 files changed, 21 insertions, 0 deletions
diff --git a/.gitmodules b/.gitmodules
index f09a1e4c6..f922aae1d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -147,3 +147,6 @@
[submodule "ports/esp32s2/esp-idf"]
path = ports/esp32s2/esp-idf
url = https://github.com/tannewt/esp-idf.git
+[submodule "frozen/Adafruit_CircuitPython_RFM9x"]
+ path = frozen/Adafruit_CircuitPython_RFM9x
+ url = https://github.com/adafruit/Adafruit_CircuitPython_RFM9x.git
diff --git a/frozen/Adafruit_CircuitPython_RFM9x b/frozen/Adafruit_CircuitPython_RFM9x
new file mode 160000
+Subproject b3d270f743fafa0ed4b3374fadcea350f05be0b
diff --git a/ports/atmel-samd/boards/feather_m0_rfm9x/mpconfigboard.mk b/ports/atmel-samd/boards/feather_m0_rfm9x/mpconfigboard.mk
index de79638bd..4d51177dc 100644
--- a/ports/atmel-samd/boards/feather_m0_rfm9x/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/feather_m0_rfm9x/mpconfigboard.mk
@@ -10,4 +10,22 @@ INTERNAL_FLASH_FILESYSTEM = 1
LONGINT_IMPL = NONE
CIRCUITPY_FULL_BUILD = 0
+
+# A number of modules are removed for RFM9x to make room for frozen libraries.
+# Many I/O functions are not available.
+# math is very large and is also removed.
+CIRCUITPY_ANALOGIO = 0
+CIRCUITPY_PULSEIO = 0
+CIRCUITPY_NEOPIXEL_WRITE = 1
+CIRCUITPY_ROTARYIO = 0
+CIRCUITPY_RTC = 0
+CIRCUITPY_SAMD = 0
+CIRCUITPY_USB_MIDI = 0
+CIRCUITPY_TOUCHIO = 0
+CFLAGS_INLINE_LIMIT = 35
+# Make more room.
SUPEROPT_GC = 0
+
+# Include these Python libraries in firmware.
+FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_BusDevice
+FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_RFM9x