allwinner h618: support pwm

[Adafruit_Blinka-hackapet.git] / src / adafruit_blinka / microcontroller / allwinner / h618 / pin.py

diff --git a/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py b/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
index cf7b4798dc40a74e3d62d481579196040cf237c5..426f38d6e081b2e9347a1abfe1e567ad96a8232e 100644 (file)
--- a/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
+++ b/src/adafruit_blinka/microcontroller/allwinner/h618/pin.py
@@ -3,6 +3,7 @@
 # SPDX-License-Identifier: MIT
 """Allwinner H618 Pin Names"""
 from adafruit_blinka.microcontroller.generic_linux.libgpiod_pin import Pin
 # SPDX-License-Identifier: MIT
 """Allwinner H618 Pin Names"""
 from adafruit_blinka.microcontroller.generic_linux.libgpiod_pin import Pin

+import re

 
 def find_gpiochip_number(target_label):
     try:
 
 def find_gpiochip_number(target_label):
     try:


@@ -15,17 +16,17 @@ def find_gpiochip_number(target_label):
     gpiochip_number = None
     for line in lines:
         if target_label in line:
     gpiochip_number = None
     for line in lines:
         if target_label in line:

-            parts = line.split()
-            for part in parts:
-                if part.startswith('gpiochip'):
-                    gpiochip_number = part[len('gpiochip'):]
-                    break
-            break
+            match = re.search(r'gpiochip(\d+)', line)
+            if match:
+                gpiochip_number = match.group(1)
+                break

 
     return gpiochip_number
 
 
     return gpiochip_number
 

-__chip_num = 1
-__chip_num = gpiochip_number = find_gpiochip_number("300b000.pinctrl")
+if find_gpiochip_number("300b000.pinctrl"):
+    __chip_num = 1
+else:
+    __chip_num = 0

 
 PC0 = Pin((__chip_num, 64))
 SPI0_SCLK = PC0
 
 PC0 = Pin((__chip_num, 64))
 SPI0_SCLK = PC0


@@ -82,6 +83,7 @@ TWI3_SCL = PG17
 PG18 = Pin((__chip_num, 210))
 TWI3_SDA = PG18
 PG19 = Pin((__chip_num, 211))
 PG18 = Pin((__chip_num, 210))
 TWI3_SDA = PG18
 PG19 = Pin((__chip_num, 211))

+PWM1 = PG19

 
 PH0 = Pin((__chip_num, 224))
 PH1 = Pin((__chip_num, 225))
 
 PH0 = Pin((__chip_num, 224))
 PH1 = Pin((__chip_num, 225))


@@ -123,6 +125,7 @@ PI10 = Pin((__chip_num, 266))
 UART3_RX = PI10
 PI11 = Pin((__chip_num, 267))
 PI12 = Pin((__chip_num, 268))
 UART3_RX = PI10
 PI11 = Pin((__chip_num, 267))
 PI12 = Pin((__chip_num, 268))

+PWM2 = PI12

 PI13 = Pin((__chip_num, 269))
 UART4_TX = PI13
 PI14 = Pin((__chip_num, 270))
 PI13 = Pin((__chip_num, 269))
 UART4_TX = PI13
 PI14 = Pin((__chip_num, 270))


@@ -149,3 +152,9 @@ uartPorts = (
     (4, UART4_TX, UART4_RX),
     (5, UART5_TX, UART5_RX),
 )
     (4, UART4_TX, UART4_RX),
     (5, UART5_TX, UART5_RX),
 )

+
+# SysFS pwm outputs, pwm channel and pin in first tuple
+pwmOuts = [
+    ((0, 1), PWM1),
+    ((0, 2), PWM2),
+]