scripts: genpinctrl: treat STM32MP13 and STM32MP15 as separate series

Instead of hacking around when processing the STM32MP1 series, separate
STM32MP13 and STM32MP15 SoCs lines into dedicated series ("families", as
the script calls them). This allows simplifying the script's logic.

Signed-off-by: Mathieu Choplain <mathieu.choplain-ext@st.com>

Author: mathieuchopstm

scripts/genpinctrl/genpinctrl.py

@@ -66,6 +66,7 @@
     "stm32l4",
     "stm32l5",
     "stm32mp1",
+    "stm32mp13",
     "stm32mp2",
     "stm32n6",
     "stm32u0",
@@ -456,6 +457,16 @@ def get_mcu_signals(data_path, gpio_ip_afs):
         family = mcu_root.get("Family").replace("+", "")
         ref = mcu_root.get("RefName")
 
+        # STM32MP13 line and STM32MP15 line SoCs are grouped under
+        # the same "STM32MP1" family in Open Pin Data, but we want
+        # to generate pinctrl for these lines in separate directories.
+        # Change family based on SoC model if this is an MP1 SoC.
+        if family == "STM32MP1":
+            if ref.lower().startswith("stm32mp13"):
+                family = "STM32MP13"
+            elif ref.lower().startswith("stm32mp15"):
+                family = "STM32MP1"
+
         gpio_ip_version = None
         for ip in mcu_root.findall(NS + "IP"):
             if ip.get("Name") == "GPIO":
@@ -637,15 +648,12 @@ def main(data_path, output):
         else:
             logger.info(f"Processing family {family}...")
 
-        # create directory for each family and process each reference
-        for ref in refs:
-            if ref["name"].lower().startswith("stm32mp13"):
-                family_dir = output / "st" / "mp13"
-            else:
-                family_dir = output / "st" / family.lower()[5:]
-            if not family_dir.exists():
-                family_dir.mkdir(parents=True)
+        # create destination directory for the family
+        family_dir = output / "st" / family.lower().removeprefix("stm32")
+        family_dir.mkdir(parents=True, exist_ok=True)
 
+        # process each reference of the family
+        for ref in refs:
             entries = dict()
 
             # process each pin in the current reference