[board pocketbeagle] add SDA & SCL aliases

[hackapet/Adafruit_Blinka.git] / src / adafruit_blinka / board / beaglebone_black.py

diff --git a/src/adafruit_blinka/board/beaglebone_black.py b/src/adafruit_blinka/board/beaglebone_black.py
index 489e332e63521c8f67c665fc3ba878b5686428ee..a77e174f4a99adba22941cf2503463ad52d6c622 100644 (file)
--- a/src/adafruit_blinka/board/beaglebone_black.py
+++ b/src/adafruit_blinka/board/beaglebone_black.py
@@ -1,81 +1,110 @@
-from adafruit_blinka.microcontroller.beaglebone_black import pin
+"""Pin definitions for the Beaglebone Black."""
+from adafruit_blinka.microcontroller.am335x import pin

 
 # initial pins, to mimic bonescript demo
 
 # initial pins, to mimic bonescript demo

-P8_3 = pin.P8_3
-P8_4 = pin.P8_4
-P8_5 = pin.P8_5
-P8_6 = pin.P8_6
-P8_7 = pin.P8_7
-P8_8 = pin.P8_8
-P8_9 = pin.P8_9
-P8_10 = pin.P8_10
-P8_11 = pin.P8_11
-P8_12 = pin.P8_12
-P8_13 = pin.P8_13
-P8_14 = pin.P8_14
-P8_15 = pin.P8_15
-P8_16 = pin.P8_16
-P8_17 = pin.P8_17
-P8_18 = pin.P8_18
-P8_19 = pin.P8_19
-P8_20 = pin.P8_20
-P8_21 = pin.P8_21
-P8_22 = pin.P8_22
-P8_23 = pin.P8_23
-P8_24 = pin.P8_24
-P8_25 = pin.P8_25
-P8_26 = pin.P8_26
-P8_27 = pin.P8_27
-P8_28 = pin.P8_28
-P8_29 = pin.P8_29
-P8_30 = pin.P8_30
-P8_31 = pin.P8_31
-P8_32 = pin.P8_32
-P8_33 = pin.P8_33
-P8_34 = pin.P8_34
-P8_35 = pin.P8_35
-P8_36 = pin.P8_36
-P8_37 = pin.P8_37
-P8_38 = pin.P8_38
-P8_39 = pin.P8_39
-P8_40 = pin.P8_40
-P8_41 = pin.P8_41
-P8_42 = pin.P8_42
-P8_43 = pin.P8_43
-P8_44 = pin.P8_44
-P8_45 = pin.P8_45
-P8_46 = pin.P8_46
-P9_11 = pin.P9_11
-P9_12 = pin.P9_12
-P9_13 = pin.P9_13
-P9_14 = pin.P9_14
-P9_15 = pin.P9_15
-P9_16 = pin.P9_16
-P9_17 = pin.P9_17
-P9_18 = pin.P9_18
-P9_19 = pin.P9_19
-P9_20 = pin.P9_20
-P9_21 = pin.P9_21
-P9_22 = pin.P9_22
-P9_23 = pin.P9_23
-P9_24 = pin.P9_24
-P9_25 = pin.P9_25
-P9_26 = pin.P9_26
-P9_27 = pin.P9_27
-P9_28 = pin.P9_28
-P9_29 = pin.P9_29
-P9_30 = pin.P9_30
-P9_31 = pin.P9_31
-P9_41 = pin.P9_41
-P9_42 = pin.P9_42
+# BeagleBone Black
+# P8_1 = DGND           # DGND - GPIO_0
+# P8_2 = DGND           # DGND - GPIO_0
+P8_3 = pin.P8_3      # GPIO1_6 - GPIO_38
+P8_4 = pin.P8_4      # GPIO1_7 - GPIO_39
+P8_5 = pin.P8_5      # GPIO1_2 - GPIO_34
+P8_6 = pin.P8_6      # GPIO1_3 - GPIO_35
+P8_7 = pin.P8_7      # TIMER4 - GPIO_66
+P8_8 = pin.P8_8      # TIMER7 - GPIO_67
+P8_9 = pin.P8_9      # TIMER5 - GPIO_69
+P8_10 = pin.P8_10    # TIMER6 - GPIO_68
+P8_11 = pin.P8_11    # GPIO1_13 - GPIO_45
+P8_12 = pin.P8_12    # GPIO1_12 - GPIO_44
+P8_13 = pin.P8_13    # EHRPWM2B - GPIO_23
+P8_14 = pin.P8_14    # GPIO0_26 - GPIO_26
+P8_15 = pin.P8_15    # GPIO1_15 - GPIO_47
+P8_16 = pin.P8_16    # GPIO1_14 - GPIO_46
+P8_17 = pin.P8_17    # GPIO0_27 - GPIO_27
+P8_18 = pin.P8_18    # GPIO2_1 - GPIO_65
+P8_19 = pin.P8_19    # EHRPWM2A - GPIO_22
+P8_20 = pin.P8_20    # GPIO1_31 - GPIO_63
+P8_21 = pin.P8_21    # GPIO1_30 - GPIO_62
+P8_22 = pin.P8_22    # GPIO1_5 - GPIO_37
+P8_23 = pin.P8_23    # GPIO1_4 - GPIO_36
+P8_24 = pin.P8_24    # GPIO1_1 - GPIO_33
+P8_25 = pin.P8_25    # GPIO1_0 - GPIO_32
+P8_26 = pin.P8_26    # GPIO1_29 - GPIO_61
+P8_27 = pin.P8_27    # GPIO2_22 - GPIO_86
+P8_28 = pin.P8_28    # GPIO2_24 - GPIO_88
+P8_29 = pin.P8_29    # GPIO2_23 - GPIO_87
+P8_30 = pin.P8_30    # GPIO2_25 - GPIO_89
+P8_31 = pin.P8_31    # UART5_CTSN - GPIO_10
+P8_32 = pin.P8_32    # UART5_RTSN - GPIO_11
+P8_33 = pin.P8_33    # UART4_RTSN - GPIO_9
+P8_34 = pin.P8_34    # UART3_RTSN - GPIO_81
+P8_35 = pin.P8_35    # UART4_CTSN - GPIO_8
+P8_36 = pin.P8_36    # UART3_CTSN - GPIO_80
+P8_37 = pin.P8_37    # UART5_TXD - GPIO_78
+P8_38 = pin.P8_38    # UART5_RXD - GPIO_79
+P8_39 = pin.P8_39    # GPIO2_12 - GPIO_76
+P8_40 = pin.P8_40    # GPIO2_13 - GPIO_77
+P8_41 = pin.P8_41    # GPIO2_10 - GPIO_74
+P8_42 = pin.P8_42    # GPIO2_11 - GPIO_75
+P8_43 = pin.P8_43    # GPIO2_8 - GPIO_72
+P8_44 = pin.P8_44    # GPIO2_9 - GPIO_73
+P8_45 = pin.P8_45    # GPIO2_6 - GPIO_70
+P8_46 = pin.P8_46    # GPIO2_7 - GPIO_71

 
 

+# P9_1 = DGND           # DGND - GPIO_0
+# P9_2 = DGND           # DGND - GPIO_0
+# P9_3 = VDD_3V3        # VDD_3V3 - GPIO_0
+# P9_4 = VDD_3V3        # VDD_3V3 - GPIO_0
+# P9_5 = VDD_5V         # VDD_5V - GPIO_0
+# P9_6 = VDD_5V         # VDD_5V - GPIO_0
+# P9_7 = SYS_5V         # SYS_5V - GPIO_0
+# P9_8 = SYS_5V         # SYS_5V - GPIO_0
+# P9_9 = PWR_BUT        # PWR_BUT - GPIO_0
+# P9_10 = SYS_RESETN    # SYS_RESETn - GPIO_0
+P9_11 = pin.P9_11    # UART4_RXD - GPIO_30
+P9_12 = pin.P9_12    # GPIO1_28 - GPIO_60
+P9_13 = pin.P9_13    # UART4_TXD - GPIO_31
+P9_14 = pin.P9_14    # EHRPWM1A - GPIO_50
+P9_15 = pin.P9_15    # GPIO1_16 - GPIO_48
+P9_16 = pin.P9_16    # EHRPWM1B - GPIO_51
+P9_17 = pin.P9_17    # I2C1_SCL - GPIO_5
+P9_18 = pin.P9_18    # I2C1_SDA - GPIO_4
+P9_19 = pin.P9_19    # I2C2_SCL - GPIO_13
+P9_20 = pin.P9_20    # I2C2_SDA - GPIO_12
+P9_21 = pin.P9_21    # UART2_TXD - GPIO_3
+P9_22 = pin.P9_22    # UART2_RXD - GPIO_2
+P9_23 = pin.P9_23    # GPIO1_17 - GPIO_49
+P9_24 = pin.P9_24    # UART1_TXD - GPIO_15
+P9_25 = pin.P9_25    # GPIO3_21 - GPIO_117
+P9_26 = pin.P9_26    # UART1_RXD - GPIO_14
+P9_27 = pin.P9_27    # GPIO3_19 - GPIO_115
+P9_28 = pin.P9_28    # SPI1_CS0 - GPIO_113
+P9_29 = pin.P9_29    # SPI1_D0 - GPIO_111
+P9_30 = pin.P9_30    # SPI1_D1 - GPIO_112
+P9_31 = pin.P9_31    # SPI1_SCLK - GPIO_110
+# P9_32 = VDD_ADC       # VDD_ADC - GPIO_0
+# P9_33 = AIN4          # AIN4 - GPIO_0
+# P9_34 = GNDA_ADC      # GNDA_ADC - GPIO_0
+# P9_35 = AIN6          # AIN6 - GPIO_0
+# P9_36 = AIN5          # AIN5 - GPIO_0
+# P9_37 = AIN2          # AIN2 - GPIO_0
+# P9_38 = AIN3          # AIN3 - GPIO_0
+# P9_39 = AIN0          # AIN0 - GPIO_0
+# P9_40 = AIN1          # AIN1 - GPIO_0
+P9_41 = pin.P9_41    # CLKOUT2 - GPIO_20
+P9_42 = pin.P9_42    # GPIO0_7 - GPIO_7
+# P9_43 = DGND          # DGND - GPIO_0
+# P9_44 = DGND          # DGND - GPIO_0
+# P9_45 = DGND          # DGND - GPIO_0
+# P9_46 = DGND          # DGND - GPIO_0
+
+# common to all beagles

 LED_USR0 = pin.USR0
 LED_USR1 = pin.USR1
 LED_USR2 = pin.USR2
 LED_USR3 = pin.USR3
 
 # I2C and SPI pins from:
 LED_USR0 = pin.USR0
 LED_USR1 = pin.USR1
 LED_USR2 = pin.USR2
 LED_USR3 = pin.USR3
 
 # I2C and SPI pins from:

-# src/adafruit_blinka/board/raspi_23.py
+# src/adafruit_blinka/board/raspi_40pin.py

 # SDA = pin.SDA
 # SCL = pin.SCL
 # CE1 = pin.D7
 # SDA = pin.SDA
 # SCL = pin.SCL
 # CE1 = pin.D7


@@ -91,18 +120,73 @@ LED_USR3 = pin.USR3
 # SCLK_1 = pin.D21
 # SCK_1 = pin.D21
 
 # SCLK_1 = pin.D21
 # SCK_1 = pin.D21
 

-SDA = pin.SDA
-SCL = pin.SCL
+SDA = pin.P9_19
+SCL = pin.P9_20

 
 # Refer to header default pin modes
 # http://beagleboard.org/static/images/cape-headers.png
 
 # 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
 # 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
+#
+# 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 = SCLK
+
+# 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)
+#
+# Refer to:
+# https://elinux.org/Beagleboard:BeagleBoneBlack_Debian#U-Boot_Overlays
+#
+# 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 = SCLK_1
+
+
+# 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),
+)