Read "compatible" from binding files

Buildscripts/devicetree-compiler/source/binding_parser.py

@@ -34,6 +34,7 @@ def parse_binding(file_path: str, binding_dirs: list[str]) -> Binding:
             includes.append(include)
 
     # Parse local properties
+    compatible = data.get('compatible', None)
     properties_raw = data.get('properties', {})
     for name, details in properties_raw.items():
         prop = BindingProperty(
@@ -43,9 +44,7 @@ def parse_binding(file_path: str, binding_dirs: list[str]) -> Binding:
             description=details.get('description', '').strip(),
         )
         properties_dict[name] = prop
-
     filename = os.path.basename(file_path)
-    compatible = filename.removesuffix(".yaml").removesuffix(".yml")
     return Binding(
         filename=filename,
         compatible=compatible,

Buildscripts/devicetree-compiler/source/generator.py

@@ -18,8 +18,10 @@ def get_device_identifier_safe(device: Device):
 
 def get_device_type_name(device: Device, bindings: list[Binding]):
     device_binding = find_device_binding(device, bindings)
-    if device_binding == None:
+    if device_binding is None:
         raise Exception(f"Binding not found for {device.identifier}")
+    if device_binding.compatible is None:
+        raise Exception(f"Couldn't find compatible binding for {device.identifier}")
     compatible_safe = device_binding.compatible.split(",")[-1]
     return compatible_safe.replace("-", "_")
 
@@ -126,7 +128,6 @@ def write_device_init(file, device: Device, parent_device: Device, bindings: lis
     if verbose:
         print(f"Processing device init code for '{device.identifier}'")
     # Assemble some pre-requisites
-    type_name = get_device_type_name(device, bindings)
     compatible_property = find_binding_property(device, "compatible")
     if compatible_property is None:
         raise Exception(f"Cannot find 'compatible' property for {device.identifier}")

Buildscripts/devicetree-compiler/source/models.py

@@ -35,7 +35,7 @@ class BindingProperty:
 @dataclass
 class Binding:
     filename: str
-    compatible: str
+    compatible: list[str]
     description: str
     properties: list[BindingProperty]
     includes: list[str]

Devices/lilygo-tlora-pager/lilygo,tlora-pager.yaml

@@ -1,3 +1,5 @@
 description: LilyGO T-Lora Pager
 
 include: ["root.yaml"]
+
+compatible: "lilygo,tlora-pager"

Drivers/drivers-esp/bindings/espressif,esp32-gpio.yaml

@@ -1,3 +1,5 @@
 description: ESP32 GPIO Controller
 
+compatible: "espressif,esp32-gpio"
+
 include: ["gpio-controller.yaml"]

Drivers/drivers-esp/bindings/espressif,esp32-i2c.yaml

@@ -2,6 +2,8 @@ description: ESP32 GPIO Controller
 
 include: ["i2c-controller.yaml"]
 
+compatible: "espressif,esp32-i2c"
+
 properties:
   port:
     type: int

TactilityKernel/bindings/root.yaml

@@ -1,3 +1,5 @@
+compatible: "root"
+
 properties:
   model:
     required: true