--- /dev/null
+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+"""Pin definitions for the Orangepi 4."""
+
+from adafruit_blinka.microcontroller.rockchip.rk3399 import pin
+
+D3 = pin.GPIO2_A7 # /I2C7_SDA/PIN 71/
+D5 = pin.GPIO2_B0 # /I2C7_SCL/PIN 72/
+D7 = pin.GPIO2_B3 # /SPI2_CLK/PIN 75/
+D8 = pin.GPIO4_C4 # /UART2_TXD/PIN 148/
+D10 = pin.GPIO4_C3 # /UART2_RXD/PIN 147/
+D11 = pin.GPIO4_C2 # /PWM0/PIN 146/
+D13 = pin.GPIO4_C6 # /PWM1/PIN 150/
+D15 = pin.GPIO4_C5 # /SPDIF_TX/PIN 149/
+D16 = pin.GPIO4_D2 # /PIN 154/
+D17 = pin.GPIO4_D4 # /PIN 156/
+D19 = pin.GPIO1_B0 # /UART4_TXD/SPI1_TXD/PIN 40/
+D21 = pin.GPIO1_A7 # /UART4_RXD/SPI1_RXD/PIN 39/
+D22 = pin.GPIO4_D5 # /PIN 157/
+D23 = pin.GPIO1_B1 # /SPI1_CLK/PIN 41/
+D24 = pin.GPIO1_B2 # /SPI1_CS/PIN 42/
+D27 = pin.GPIO2_A0 # /I2C2_SDA/PIN 64/
+D28 = pin.GPIO2_A1 # /I2C2_SCL/PIN 65/
+D29 = pin.GPIO2_B2 # /I2C6_SCL/SPI2_TXD/PIN 74/
+D31 = pin.GPIO2_B1 # /I2C6_SDA/SPI2_RXD/PIN 73/
+D32 = pin.GPIO3_C0 # /SPDIF_TX/UART3_CTS/PIN 112/
+D33 = pin.GPIO2_B4 # /SPI2_CS/PIN 76/
+D35 = pin.GPIO4_A5 # /I2S1_LRCK_TX/PIN 133/
+D36 = pin.GPIO4_A4 # /I2S1_LRCK_RX/PIN 132/
+D37 = pin.GPIO4_D6 # /PIN 158/
+D38 = pin.GPIO4_A6 # /I2S1_SDI/PIN 134/
+D40 = pin.GPIO4_A7 # /I2S1_SDO/PIN 135/
+
+SDA2 = D27
+SCL2 = D28
+
+SDA6 = D31
+SCL6 = D29
+
+SDA7 = D3
+SCL7 = D5
+
+SDA = SDA2
+SCL = SCL2
+
+SCLK = D7
+MOSI = D29
+MISO = D31
+CS = D33
+SCK = SCLK
+
+UART2_TX = D8
+UART2_RX = D10
+
+UART4_TX = D19
+UART4_RX = D21
+
+UART_TX = UART2_TX
+UART_RX = UART2_RX
+
+PWM0 = pin.PWM0
+PWM1 = pin.PWM1
+
+ADC_IN0 = pin.ADC_IN0
elif board_id == ap_board.ORANGE_PI_3:
from adafruit_blinka.board.orangepi.orangepi3 import *
+elif board_id == ap_board.ORANGE_PI_4:
+ from adafruit_blinka.board.orangepi.orangepi4 import *
+
+elif board_id == ap_board.ORANGE_PI_4_LTS:
+ from adafruit_blinka.board.orangepi.orangepi4 import *
+
elif board_id == ap_board.BANANA_PI_M2_ZERO:
from adafruit_blinka.board.bananapi.bpim2zero import *