--- /dev/null
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+"""Pin definitions for the Milk-V Duo."""
+
+from adafruit_blinka.microcontroller.cv1800b import pin
+
+# see milkvduo/sdk_linux/duo-buildroot-sdk/buildroot-2021.05/package/python-pinpong/pinpong/extension/milkvDuo.py
+
+GP1 = pin.GP1
+GP2 = pin.GP2
+GP3 = pin.GP3
+GP4 = pin.GP4
+GP5 = pin.GP5
+GP6 = pin.GP6
+GP7 = pin.GP7
+GP8 = pin.GP8
+GP9 = pin.GP9
+GP10 = pin.GP10
+GP11 = pin.GP11
+GP12 = pin.GP12
+GP13 = pin.GP13
+GP14 = pin.GP14
+GP15 = pin.GP15
+GP16 = pin.GP16
+GP17 = pin.GP17
+GP18 = pin.GP18
+GP19 = pin.GP19
+GP20 = pin.GP20
+GP21 = pin.GP21
+GP22 = pin.GP22
+GP25 = pin.GP25
+GP26 = pin.GP26
+GP27 = pin.GP27
+
+SCLK = pin.SPI2_SCLK
+MOSI = pin.SPI2_MOSI
+MISO = pin.SPI2_MISO
+CS = pin.SPI2_CS
+SCK = SCLK
+