-from adafruit_blinka.microcontroller.beaglebone_black import pin
+from adafruit_blinka.microcontroller.am335x import pin
# initial pins, to mimic bonescript demo
P8_3 = pin.P8_3
LED_USR1 = pin.USR1
LED_USR2 = pin.USR2
LED_USR3 = pin.USR3
+
+# I2C and SPI pins from:
+# src/adafruit_blinka/board/raspi_40pin.py
+# SDA = pin.SDA
+# SCL = pin.SCL
+# CE1 = pin.D7
+# CE0 = pin.D8
+# MISO = pin.D9
+# MOSI = pin.D10
+# SCLK = pin.D11
+# SCK = pin.D11
+# TXD = pin.D14
+# RXD = pin.D15
+# MISO_1 = pin.D19
+# MOSI_1 = pin.D20
+# SCLK_1 = pin.D21
+# SCK_1 = pin.D21
+
+SDA = pin.SDA
+SCL = pin.SCL
+
+# Refer to header default pin modes
+# http://beagleboard.org/static/images/cape-headers.png
+# P9_17 (SPI0_CSO => CE0) enables peripheral device
+# P9_18 (SPI0_D1 => MOSI) outputs data to peripheral device
+# P9_21 (SPIO_DO => MISO) receives data from peripheral device
+# P9_22 (SPI0_SCLK => SCLK) outputs clock signal
+CE0 = pin.CE0
+MOSI = pin.MOSI
+MISO = pin.MISO
+SCLK = pin.SCLK
+#CircuitPython naming convention for SPI Clock
+SCK = pin.SCK
+
+# SPI1 pins
+# http://beagleboard.org/static/images/cape-headers-spi.png
+CE1 = pin.CE1
+MOSI_1 = pin.MOSI_1
+MISO_1 = pin.MISO_1
+SCLK_1 = pin.SCLK_1
+#CircuitPython naming convention for SPI Clock
+SCK_1 = pin.SCK_1