[remote_transmitter] ISR-driven transmission and non_blocking support on BK7231N/BK7238 (#18660)

tests/component_tests/remote_transmitter/test_non_blocking_gate.py

@@ -4,6 +4,9 @@ the ISR paths, so this gate is the only CI-reachable coverage for the platform m
 import pytest
 
 from esphome.components.libretiny.const import (
+    FAMILY_BK7231N,
+    FAMILY_BK7231T,
+    FAMILY_BK7238,
     FAMILY_RTL8710B,
     FAMILY_RTL8720C,
     KEY_FAMILY,
@@ -23,6 +26,9 @@ from ..types import SetCoreConfigCallable
         (PlatformFramework.ESP32_IDF, None, True),
         (PlatformFramework.RTL87XX_ARDUINO, FAMILY_RTL8720C, True),
         (PlatformFramework.RTL87XX_ARDUINO, FAMILY_RTL8710B, False),
+        (PlatformFramework.BK72XX_ARDUINO, FAMILY_BK7231N, True),
+        (PlatformFramework.BK72XX_ARDUINO, FAMILY_BK7238, True),
+        (PlatformFramework.BK72XX_ARDUINO, FAMILY_BK7231T, False),
         (PlatformFramework.ESP8266_ARDUINO, None, False),
     ],
 )

tests/components/remote_transmitter/test.bk72xx-ard.yaml

@@ -2,6 +2,7 @@ remote_transmitter:
   id: xmitr
   pin: GPIO26
   carrier_duty_percent: 50%
+  # non_blocking is bk7231n/bk7238-only; the CI board is a BK7252
 
 packages:
   buttons: !include common-buttons.yaml