Merge pull request #633 from kennethryerson/Radxa_CM3

Add support for Radxa CM3

src/adafruit_blinka/board/radxa/radxacm3.py

@@ -0,0 +1,91 @@
+# SPDX-FileCopyrightText: 2022 Kenneth Ryerson
+#
+# SPDX-License-Identifier: MIT
+"""Pin definitions for the Radxa CM3."""
+
+from adafruit_blinka.microcontroller.rockchip.rk3566 import pin
+
+# CM3 IO pins
+
+D0_B6 = pin.GPIO0_B6  # /I2C2_SDA_M0/SPI0_MOSI_M0/PWM2_M1
+D0_B5 = pin.GPIO0_B5  # /I2C2_SCL_M0/SPI0_CLK_M0/PWM1_M1
+D3_D5 = pin.GPIO3_D5  # /I2S1_SDI3_M1/SDMMC2_PWREN_M0
+D0_D1 = pin.GPIO0_D1  # /UART2_TX_M0
+D0_D0 = pin.GPIO0_D0  # /UART2_RX_M0
+D0_C7 = pin.GPIO0_C7  # /PWM0_M1/UART0_CTSn
+D3_C7 = pin.GPIO3_C7  # /I2S1_SCLK_TX_M1/SDMMC2_D1_M0
+D0_B7 = pin.GPIO0_B7  # /PWM0_M0
+D0_C3 = pin.GPIO0_C3  # /PWM4
+D3_D4 = pin.GPIO3_D4  # /I2S1_SDI2_M1/SDMMC2_DET_M0
+D3_D3 = pin.GPIO3_D3  # /I2S1_SDI1_M1/SDMMC2_CLK_M0
+D4_B2 = pin.GPIO4_B2  # /SPI3_MOSI_M0/I2S2_SDI_M1/I2C4_SDA_M0
+D4_B0 = pin.GPIO4_B0  # /SPI3_MISO_M0/I2S1_SDO1_M1
+D3_C6 = pin.GPIO3_C6  # /I2S1_MCLK_M1/SDMMC2_D0_M0
+D4_B3 = pin.GPIO4_B3  # /SPI3_CLK_M0/I2S2_SDO_M1/I2C4_SCL_M0
+D4_A6 = pin.GPIO4_A6  # /SPI3_CS0_M0/I2S1_SCLK_RX
+D4_B4 = pin.GPIO4_B4  # /I2C2_SDA_M1
+D4_B5 = pin.GPIO4_B5  # /I2C2_SCL_M1/I2S1_SDO3_M1
+D4_B1 = pin.GPIO4_B1  # /I2S1_SDO2_M1/ISP_PRELIGHT_TRIG
+D0_C5 = pin.GPIO0_C5  # /SPI0_MISO_M0/PWM6
+D4_C0 = pin.GPIO4_C0  # /PWM11_IR_M1
+D0_C6 = pin.GPIO0_C6  # /SPI0_CS0_M0/PWM7_IR
+D3_D0 = pin.GPIO3_D0  # /I2S1_LRCK_TX_M1/SDMMC2_D2_M0
+D4_A7 = pin.GPIO4_A7  # /I2S1_LRCK_RX_M1/SPI3_CS1_M0
+D0_C2 = pin.GPIO0_C2  # /PWM3_IR
+D3_D2 = pin.GPIO3_D2  # /I2S1_SDI0_M1
+D3_D1 = pin.GPIO3_D1  # /I2S1_SDO0_M1/SDMMC2_D3_M0
+D0_B1 = pin.GPIO0_B1  # /I2C0_SCL
+D0_B2 = pin.GPIO0_B2  # /I2C0_SDA
+
+
+# Aliases for Raspberry Pi compute module compatibility
+
+D2 = D0_B6
+D3 = D0_B5
+D4 = D3_D5
+D5 = D4_B1
+D6 = D0_C5
+
+D8 = D4_A6
+D9 = D4_B0
+D10 = D4_B2
+D11 = D4_B3
+D12 = D4_C0
+D13 = D0_C6
+D14 = D0_D1
+D15 = D0_D0
+D16 = D4_A7
+D17 = D0_C7
+D18 = D3_C7
+D19 = D3_D0
+D20 = D3_D2
+D21 = D3_D1
+D22 = D0_C3
+D23 = D3_D4
+D24 = D3_D3
+D25 = D3_C6
+D26 = D0_C2
+D27 = D0_B7
+
+D44 = D0_B2
+D45 = D0_B1
+
+
+# I2C
+SDA = D0_B6
+SCL = D0_B5
+
+# SPI
+CE0 = D4_A6
+SCLK = D4_B3
+SCK = D4_B3
+MOSI = D4_B2
+MISO = D4_B0
+
+# UART aliases
+UART_TX = D0_D1
+UART_RX = D0_D0
+TXD = D0_D1
+RXD = D0_D0
+TX = D0_D1
+RX = D0_D0

src/adafruit_blinka/microcontroller/rockchip/rk3566/pin.py

@@ -0,0 +1,99 @@
+# SPDX-FileCopyrightText: 2022 Kenneth Ryerson
+#
+# SPDX-License-Identifier: MIT
+
+"""A Pin class for use with Rockchip RK3566."""
+
+from adafruit_blinka.microcontroller.generic_linux.libgpiod_pin import Pin
+
+GPIO0_A2 = Pin((0, 2))
+GPIO0_A4 = Pin((0, 4))
+GPIO0_A5 = Pin((0, 5))
+GPIO0_B1 = Pin((0, 9))
+GPIO0_B2 = Pin((0, 10))
+GPIO0_B5 = Pin((0, 13))
+GPIO0_B6 = Pin((0, 14))
+GPIO0_B7 = Pin((0, 15))
+GPIO0_C2 = Pin((0, 18))
+GPIO0_C3 = Pin((0, 19))
+GPIO0_C5 = Pin((0, 21))
+GPIO0_C6 = Pin((0, 22))
+GPIO0_C7 = Pin((0, 23))
+GPIO0_D0 = Pin((0, 24))
+GPIO0_D1 = Pin((0, 25))
+GPIO1_D5 = Pin((1, 29))
+GPIO1_D6 = Pin((1, 30))
+GPIO1_D7 = Pin((1, 31))
+GPIO2_A0 = Pin((2, 0))
+GPIO2_A1 = Pin((2, 1))
+GPIO2_A2 = Pin((2, 2))
+GPIO3_C6 = Pin((3, 22))
+GPIO3_C7 = Pin((3, 23))
+GPIO3_D0 = Pin((3, 24))
+GPIO3_D1 = Pin((3, 25))
+GPIO3_D2 = Pin((3, 26))
+GPIO3_D3 = Pin((3, 27))
+GPIO3_D4 = Pin((3, 28))
+GPIO3_D5 = Pin((3, 29))
+GPIO4_A4 = Pin((4, 4))
+GPIO4_A5 = Pin((4, 5))
+GPIO4_A6 = Pin((4, 6))
+GPIO4_A7 = Pin((4, 7))
+GPIO4_B0 = Pin((4, 8))
+GPIO4_B1 = Pin((4, 9))
+GPIO4_B2 = Pin((4, 10))
+GPIO4_B3 = Pin((4, 11))
+GPIO4_B4 = Pin((4, 12))
+GPIO4_B5 = Pin((4, 13))
+GPIO4_B6 = Pin((4, 14))
+GPIO4_B7 = Pin((4, 15))
+GPIO4_C0 = Pin((4, 16))
+GPIO4_C1 = Pin((4, 17))
+
+ADC_AIN3 = 37
+
+# I2C
+I2C0_SCL = GPIO0_B1
+I2C0_SDA = GPIO0_B2
+I2C2_SCL_M0 = GPIO0_B5
+I2C2_SDA_M0 = GPIO0_B6
+I2C2_SCL_M1 = GPIO4_B5
+I2C2_SDA_M1 = GPIO4_B4
+I2C4_SCL_M0 = GPIO4_B3
+I2C4_SDA_M0 = GPIO4_B2
+
+
+# SPI
+SPI0_CS0_M0 = GPIO0_C6
+SPI0_CLK_M0 = GPIO0_B5
+SPI0_MISO_M0 = GPIO0_C5
+SPI0_MOSI_M0 = GPIO0_B6
+SPI3_CS0_M0 = GPIO4_A6
+SPI3_CLK_M0 = GPIO4_B3
+SPI3_MISO_M0 = GPIO4_B0
+SPI3_MOSI_M0 = GPIO4_B2
+
+
+# UART
+UART2_TX = GPIO0_D1
+UART2_RX = GPIO0_D0
+
+
+# PWM
+PWM0 = GPIO0_B7
+PWM1 = GPIO0_C7
+
+# ordered as i2cId, SCL, SDA
+i2cPorts = ((2, I2C2_SCL_M0, I2C2_SDA_M0),)
+
+# ordered as spiId, sckId, mosiId, misoId
+spiPorts = ((3, SPI3_CLK_M0, SPI3_MOSI_M0, SPI3_MISO_M0),)
+
+# SysFS pwm outputs, pwm channel and pin in first tuple
+pwmOuts = (
+    ((0, 0), PWM0),
+    ((0, 0), PWM1),
+)
+
+# SysFS analog inputs, Ordered as analog analogInId, device, and channel
+analogIns = ((ADC_AIN3, 0, 3),)

src/analogio.py

@@ -29,6 +29,8 @@
     from adafruit_blinka.microcontroller.generic_linux.sysfs_analogin import AnalogIn
 elif detector.chip.RK3399:
     from adafruit_blinka.microcontroller.generic_linux.sysfs_analogin import AnalogIn
+elif detector.chip.RK3566:
+    from adafruit_blinka.microcontroller.generic_linux.sysfs_analogin import AnalogIn
 elif detector.chip.IMX6ULL:
     from adafruit_blinka.microcontroller.generic_linux.sysfs_analogin import AnalogIn
 elif detector.chip.STM32MP157:

src/board.py

@@ -223,6 +223,9 @@
 elif board_id == ap_board.ONION_OMEGA2:
     from adafruit_blinka.board.onion.omega2 import *
 
+elif board_id == ap_board.RADXA_CM3:
+    from adafruit_blinka.board.radxa.radxacm3 import *
+
 elif board_id == ap_board.RADXA_ZERO:
     from adafruit_blinka.board.radxa.radxazero import *
 

src/digitalio.py

@@ -71,6 +71,8 @@
     from adafruit_blinka.microcontroller.rockchip.rk3399.pin import Pin
 elif detector.chip.RK3328:
     from adafruit_blinka.microcontroller.rockchip.rk3328.pin import Pin
+elif detector.chip.RK3566:
+    from adafruit_blinka.microcontroller.rockchip.rk3566.pin import Pin
 elif detector.chip.PENTIUM_N3710:
     from adafruit_blinka.microcontroller.pentium.n3710.pin import Pin
 elif detector.chip.ATOM_J4105:

src/microcontroller/__init__.py

@@ -92,6 +92,8 @@ def delay_us(delay):
     from adafruit_blinka.microcontroller.rockchip.rk3399 import *
 elif chip_id == ap_chip.RK3328:
     from adafruit_blinka.microcontroller.rockchip.rk3328 import *
+elif chip_id == ap_chip.RK3566:
+    from adafruit_blinka.microcontroller.rockchip.rk3566 import *
 elif chip_id == ap_chip.H3:
     from adafruit_blinka.microcontroller.allwinner.h3 import *
 elif chip_id == ap_chip.H5:

src/microcontroller/pin.py

@@ -95,6 +95,8 @@
     from adafruit_blinka.microcontroller.rockchip.rk3399.pin import *
 elif chip_id == ap_chip.RK3328:
     from adafruit_blinka.microcontroller.rockchip.rk3328.pin import *
+elif chip_id == ap_chip.RK3566:
+    from adafruit_blinka.microcontroller.rockchip.rk3566.pin import *
 elif chip_id == ap_chip.RK3568B2:
     from adafruit_blinka.microcontroller.rockchip.rk3568b2.pin import *
 elif chip_id == ap_chip.MIPS24KC: