Add MG12 for SLC build (#27245)

.github/workflows/examples-efr32.yaml

@@ -88,6 +88,7 @@ jobs:
         timeout-minutes: 30
         run: |
           scripts/examples/gn_silabs_example.sh examples/lighting-app/silabs ./out/light-app BRD4187C --slc_generate --docker
+          scripts/examples/gn_silabs_example.sh examples/lighting-app/silabs ./out/light-app BRD4164A --slc_generate --docker
           rm -rf ./out/
       - name: Build some BRD4187C variants
         timeout-minutes: 90

examples/lighting-app/silabs/BUILD.gn

@@ -59,6 +59,7 @@ if (slc_generate) {
                       "${use_wstk_buttons}",
                       "${use_wstk_leds}",
                       "${use_external_flash}",
+                      "${silabs_mcu}",
                     ],
                     "list lines"))
 }

examples/platform/silabs/matter-platform.slcp

@@ -48,11 +48,6 @@ component:
 - {id: rail_lib_multiprotocol}
 - {id: bluetooth_feature_system}
 - {id: bluetooth_feature_scanner}
-- instance: [vcom]
-  id: uartdrv_usart
-- instance: [vcom]
-  id: uartdrv_eusart
-
 
 config_file:
   - override:
@@ -83,7 +78,7 @@ requires:
 - condition: [device_series_2]
   name: uartdrv_eusart
 - condition: [device_series_2]
-  name: device_init_dpll  
+  name: device_init_dpll
 
 ui_hints:
   highlight:

third_party/silabs/slc_gen/run_slc.py

@@ -4,7 +4,7 @@
 import subprocess
 import sys
 
-if len(sys.argv) != 7:
+if len(sys.argv) != 8:
     print("wrong number of arguments")
     sys.exit(1)
 
@@ -13,19 +13,33 @@ def asBoolean(valueToTest):
     return ("true" == valueToTest)
 
 
+def isMG24(partnumber):
+    if "EFR32MG24" in partnumber or "MGM240" in partnumber:
+        return True
+    else:
+        return False
+
+
 root_path = sys.argv[1]
 silabs_board = str(sys.argv[2]).lower()
 disable_lcd = asBoolean(sys.argv[3])
 use_wstk_buttons = asBoolean(sys.argv[4])
 use_wstk_leds = asBoolean(sys.argv[5])
 use_external_flash = asBoolean(sys.argv[6])
+silabs_mcu = str(sys.argv[7])
 
 slcp_file_path = os.path.join(root_path, "examples/platform/silabs/matter-platform.slcp")
 template_path = os.path.join(root_path, "third_party/silabs/slc_gen/")
 output_path = template_path + sys.argv[2] + '/'
 
 slc_arguments = ""
 
+# Add Familly specific component
+if isMG24(silabs_mcu):
+    slc_arguments += "uartdrv_eusart:vcom,"
+else:
+    slc_arguments += "uartdrv_usart:vcom,"
+
 # Translate GN arguments in SLC arguments
 if not disable_lcd:
     slc_arguments += "memlcd_usart,dmd_memlcd,"