stm32/boards/make-pins.py: Support up to GPIO-O.

Signed-off-by: Damien George <damien@micropython.org>

ports/stm32/boards/make-pins.py

@@ -215,7 +215,7 @@ class Stm32Pin(boardgen.Pin):
     def validate_cpu_pin_name(cpu_pin_name):
         boardgen.Pin.validate_cpu_pin_name(cpu_pin_name)
 
-        if not re.match("P[A-K][0-9]+(_C)?$", cpu_pin_name):
+        if not re.match("P[A-O][0-9]+(_C)?$", cpu_pin_name):
             raise boardgen.PinGeneratorError("Invalid cpu pin name '{}'".format(cpu_pin_name))
 
 

ports/stm32/pin_defs_stm32.h

@@ -39,6 +39,10 @@ enum {
     PORT_I,
     PORT_J,
     PORT_K,
+    PORT_L,
+    PORT_M,
+    PORT_N,
+    PORT_O,
 };
 
 // Must have matching entries in SUPPORTED_FN in boards/make-pins.py