[BBB] move special function pin-names to board definition file

[Adafruit_Blinka-hackapet.git] / src / adafruit_blinka / microcontroller / am335x / pin.py

diff --git a/src/adafruit_blinka/microcontroller/am335x/pin.py b/src/adafruit_blinka/microcontroller/am335x/pin.py
index 24ae0c12820ca6594a9c2884060c413aa37484fd..f7f6a4a58500ad93ed5a8b7157b1105b2d570cba 100644 (file)
--- a/src/adafruit_blinka/microcontroller/am335x/pin.py
+++ b/src/adafruit_blinka/microcontroller/am335x/pin.py
@@ -9,11 +9,11 @@ class Pin:
     PULL_NONE = 0
     PULL_UP = 1
     PULL_DOWN = 2
-    
+
     id = None
     _value = LOW
     _mode = IN
-    
+
     def __init__(self, pin_name):
         self.id = pin_name
 
@@ -41,7 +41,7 @@ class Pin:
             elif pull == self.PULL_DOWN:
                 GPIO.setup(self.id, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
             else:
-                raise RuntimeError("Invalid pull for pin: %s" % self.id)       
+                raise RuntimeError("Invalid pull for pin: %s" % self.id)
 
     def value(self, val=None):
         if val != None:
@@ -129,70 +129,20 @@ USR1 = Pin('USR1')
 USR2 = Pin('USR2')
 USR3 = Pin('USR3')
 
-SCL = Pin('P9_19')
-SDA = Pin('P9_20')
+# all special functions (SPI / I2C) are moved to
+# src/adafruit_blinka/board/beaglebone_black.py
 
-# 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
-# 
-# Use config-pin to set pin mode for SPI pins
-# https://github.com/beagleboard/bb.org-overlays/tree/master/tools/beaglebone-universal-io
-# config-pin p9.17 spi_cs
-# config-pin p9.18 spi
-# config-pin p9.21 spi
-# config-pin p9.22 spi_sclk
-#
-CE0 = Pin('P9_17')
-MOSI = Pin('P9_18')
-MISO = Pin('P9_21')
-SCLK = Pin('P9_22')
-#CircuitPython naming convention for SPI Clock
-SCK = Pin('P9_22')
-
-# Pins for SPI1
-# refer to:
-# http://beagleboard.org/static/images/cape-headers-spi.png
-#
-# CE1 P9.28 SPI1_CS0
-# MISO_1 P9.29 SPI1_D0
-# MOSI_1 P9.30 SPI1_D1
-# SCLK_1 P9.31 SPI_SCLK
-#
-# SPI1 conflicts with HDMI Audio (McASP)
+# # ordered as spiId, sckId, mosiId, misoId
+# spiPorts = (
+#     (0, SCLK, MOSI, MISO),
+#     (1, SCLK_1, MOSI_1, MISO_1)
+# )
 #
-# Refer to:
-# https://elinux.org/Beagleboard:BeagleBoneBlack_Debian#U-Boot_Overlays
+# # ordered as uartId, txId, rxId
+# uartPorts = (
+#     (),
+# )
 #
-# To Disable HDMI AUDIO, uncomment this line in /boot/uEnv.txt:
-# disable_uboot_overlay_audio=1
-#
-# Set pin modes for SPI1 with:
-#
-# config-pin p9.28 spi1_cs
-# config-pin p9.29 spi1
-# config-pin p9.30 spi1
-# config-pin p9.31 spi_sclk
-CE1 = Pin('P9_28')
-MOSI_1 = Pin('P9_29')
-MISO_1 = Pin('P9_30')
-SCLK_1 = Pin('P9_31')
-#CircuitPython naming convention for SPI Clock
-SCK_1 = Pin('P9_31')
-
-# ordered as spiId, sckId, mosiId, misoId
-spiPorts = ((0, SCLK, MOSI, MISO), (1, SCLK_1, MOSI_1, MISO_1))
-
-# ordered as uartId, txId, rxId
-uartPorts = (
-    (),
-)
-
-i2cPorts = (
-    (2, SCL, SDA),
-)
-
+# i2cPorts = (
+#     (2, SCL, SDA),
+# )