[libretiny] Regenerate boards, enable Cortex-M4 atomics, and consolidate platform code (#13191)

.github/PULL_REQUEST_TEMPLATE.md

@@ -27,6 +27,7 @@
 - [ ] RP2040
 - [ ] BK72xx
 - [ ] RTL87xx
+- [ ] LN882x
 - [ ] nRF52840
 
 ## Example entry for `config.yaml`:

esphome/components/bk72xx/__init__.py

@@ -1,9 +1,23 @@
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
-# For custom pin validators, put validate_pin() or validate_usage()
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
-# in gpio.py file in this directory.
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
-# For changing schema/pin schema, put COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
-# in schema.py file in this directory.
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+
+To customize this component:
+  - Pin validators: Create gpio.py with validate_pin() or validate_usage()
+  - Schema extensions: Create schema.py with COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+
+Platform-specific code should be added to the main libretiny component
+(__init__.py in esphome/components/libretiny/) rather than here.
+"""
 
 from esphome import pins
 from esphome.components import libretiny
@@ -27,6 +41,7 @@ COMPONENT_DATA = LibreTinyComponent(
     board_pins=BK72XX_BOARD_PINS,
     pin_validation=None,
     usage_validation=None,
+    supports_atomics=False,
 )
 
 

esphome/components/libretiny/__init__.py

@@ -35,6 +35,7 @@ from .const import (
     FAMILY_BK7231N,
     FAMILY_COMPONENT,
     FAMILY_FRIENDLY,
+    FAMILY_RTL8710B,
     KEY_BOARD,
     KEY_COMPONENT,
     KEY_COMPONENT_DATA,
@@ -278,11 +279,23 @@ async def component_to_code(config):
     cg.add_build_flag(f"-DUSE_LIBRETINY_VARIANT_{config[CONF_FAMILY]}")
     cg.add_define("ESPHOME_BOARD", config[CONF_BOARD])
     cg.add_define("ESPHOME_VARIANT", FAMILY_FRIENDLY[config[CONF_FAMILY]])
-    # LibreTiny uses MULTI_NO_ATOMICS because platforms like BK7231N (ARM968E-S) lack
+    # Set threading model based on chip architecture
-    # exclusive load/store (no LDREX/STREX). std::atomic RMW operations require libatomic,
+    component: LibreTinyComponent = CORE.data[KEY_LIBRETINY][KEY_COMPONENT_DATA]
-    # which is not linked to save flash (4-8KB). Even if linked, libatomic would use locks
+    if component.supports_atomics:
-    # (ATOMIC_INT_LOCK_FREE=1), so explicit FreeRTOS mutexes are simpler and equivalent.
+        # RTL87xx (Cortex-M4) and LN882x (Cortex-M4F) have LDREX/STREX
-    cg.add_define(ThreadModel.MULTI_NO_ATOMICS)
+        cg.add_define(ThreadModel.MULTI_ATOMICS)
+    else:
+        # BK72xx uses ARM968E-S (ARMv5TE) which lacks LDREX/STREX.
+        # std::atomic RMW operations would require libatomic (not linked to save
+        # 4-8KB flash). Even if linked, it would use locks, so explicit FreeRTOS
+        # mutexes are simpler and equivalent.
+        cg.add_define(ThreadModel.MULTI_NO_ATOMICS)
+
+    # RTL8710B needs FreeRTOS 8.2.3+ for xTaskNotifyGive/ulTaskNotifyTake
+    # required by AsyncTCP 3.4.3+ (https://github.com/esphome/esphome/issues/10220)
+    # RTL8720C (ambz2) requires FreeRTOS 10.x so this only applies to RTL8710B
+    if config[CONF_FAMILY] == FAMILY_RTL8710B:
+        cg.add_platformio_option("custom_versions.freertos", "8.2.3")
 
     # force using arduino framework
     cg.add_platformio_option("framework", "arduino")

esphome/components/libretiny/const.py

@@ -11,6 +11,7 @@ class LibreTinyComponent:
     board_pins: dict[str, dict[str, int]]
     pin_validation: Callable[[int], int]
     usage_validation: Callable[[dict], dict]
+    supports_atomics: bool = False  # True for Cortex-M4(F) with LDREX/STREX
 
 
 CONF_LIBRETINY = "libretiny"

esphome/components/libretiny/generate_components.py

@@ -11,13 +11,27 @@ from black import FileMode, format_str
 from ltchiptool import Board, Family
 from ltchiptool.util.lvm import LVM
 
-BASE_CODE_INIT = """
+BASE_CODE_INIT = '''
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
-# For custom pin validators, put validate_pin() or validate_usage()
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
-# in gpio.py file in this directory.
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
-# For changing schema/pin schema, put COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
-# in schema.py file in this directory.
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+
+To customize this component:
+  - Pin validators: Create gpio.py with validate_pin() or validate_usage()
+  - Schema extensions: Create schema.py with COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+
+Platform-specific code should be added to the main libretiny component
+(__init__.py in esphome/components/libretiny/) rather than here.
+"""
 
 from esphome import pins
 from esphome.components import libretiny
@@ -31,8 +45,9 @@ from esphome.core import CORE
 
 {IMPORTS}
 
-CODEOWNERS = ["@kuba2k2"]
+CODEOWNERS = {CODEOWNERS}
 AUTO_LOAD = ["libretiny"]
+IS_TARGET_PLATFORM = True
 
 COMPONENT_DATA = LibreTinyComponent(
     name=COMPONENT_{COMPONENT},
@@ -40,6 +55,7 @@ COMPONENT_DATA = LibreTinyComponent(
     board_pins={COMPONENT}_BOARD_PINS,
     pin_validation={PIN_VALIDATION},
     usage_validation={USAGE_VALIDATION},
+    supports_atomics={SUPPORTS_ATOMICS},
 )
 
 
@@ -63,11 +79,22 @@ async def to_code(config):
 @pins.PIN_SCHEMA_REGISTRY.register("{COMPONENT_LOWER}", PIN_SCHEMA)
 async def pin_to_code(config):
     return await libretiny.gpio.component_pin_to_code(config)
-"""
+'''
 
-BASE_CODE_BOARDS = """
+BASE_CODE_BOARDS = '''
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+"""
 
 from esphome.components.libretiny.const import {FAMILIES}
 
@@ -76,7 +103,7 @@ from esphome.components.libretiny.const import {FAMILIES}
 {COMPONENT}_BOARD_PINS = {PINS_JSON}
 
 BOARDS = {COMPONENT}_BOARDS
-"""
+'''
 
 # variable names in component extension code
 VAR_SCHEMA = "COMPONENT_SCHEMA"
@@ -97,6 +124,19 @@ COMPONENT_MAP = {
     "ln882x": "lightning-ln882x",
 }
 
+# Components with Cortex-M4(F) have LDREX/STREX for native atomic support.
+# BK72xx uses ARM968E-S (ARMv5TE) which lacks these instructions.
+COMPONENT_SUPPORTS_ATOMICS = {
+    "rtl87xx": True,  # Cortex-M4
+    "ln882x": True,  # Cortex-M4F
+    "bk72xx": False,  # ARM968E-S
+}
+
+# CODEOWNERS for each component. If not specified, defaults to @kuba2k2.
+COMPONENT_CODEOWNERS = {
+    "ln882x": ["@lamauny"],
+}
+
 
 def subst(code: str, key: str, value: str) -> str:
     return code.replace(f"{{{key}}}", value)
@@ -140,6 +180,7 @@ def write_component_code(
         "boards": {"{COMPONENT}_BOARDS", "{COMPONENT}_BOARD_PINS"},
     }
     # substitution values
+    codeowners = COMPONENT_CODEOWNERS.get(component, ["@kuba2k2"])
     values = dict(
         COMPONENT=component.upper(),
         COMPONENT_LOWER=component.lower(),
@@ -147,6 +188,8 @@ def write_component_code(
         PIN_SCHEMA=PIN_SCHEMA_BASE,
         PIN_VALIDATION="None",
         USAGE_VALIDATION="None",
+        SUPPORTS_ATOMICS=str(COMPONENT_SUPPORTS_ATOMICS.get(component, False)),
+        CODEOWNERS=repr(codeowners),
     )
 
     # parse gpio.py file to find custom validators

esphome/components/ln882x/__init__.py

@@ -1,9 +1,23 @@
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
-# For custom pin validators, put validate_pin() or validate_usage()
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
-# in gpio.py file in this directory.
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
-# For changing schema/pin schema, put COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
-# in schema.py file in this directory.
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+
+To customize this component:
+  - Pin validators: Create gpio.py with validate_pin() or validate_usage()
+  - Schema extensions: Create schema.py with COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+
+Platform-specific code should be added to the main libretiny component
+(__init__.py in esphome/components/libretiny/) rather than here.
+"""
 
 from esphome import pins
 from esphome.components import libretiny
@@ -27,6 +41,7 @@ COMPONENT_DATA = LibreTinyComponent(
     board_pins=LN882X_BOARD_PINS,
     pin_validation=None,
     usage_validation=None,
+    supports_atomics=True,
 )
 
 

esphome/components/ln882x/boards.py

@@ -1,9 +1,28 @@
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+"""
 
 from esphome.components.libretiny.const import FAMILY_LN882H
 
 LN882X_BOARDS = {
+    "generic-ln882hki": {
+        "name": "Generic - LN882HKI",
+        "family": FAMILY_LN882H,
+    },
+    "wb02a": {
+        "name": "WB02A Wi-Fi/BLE Module",
+        "family": FAMILY_LN882H,
+    },
     "wl2s": {
         "name": "WL2S Wi-Fi/BLE Module",
         "family": FAMILY_LN882H,
@@ -12,13 +31,195 @@ LN882X_BOARDS = {
         "name": "LN-02 Wi-Fi/BLE Module",
         "family": FAMILY_LN882H,
     },
-    "generic-ln882hki": {
-        "name": "Generic - LN882HKI",
-        "family": FAMILY_LN882H,
-    },
 }
 
 LN882X_BOARD_PINS = {
+    "generic-ln882hki": {
+        "WIRE0_SCL_0": 0,
+        "WIRE0_SCL_1": 1,
+        "WIRE0_SCL_2": 2,
+        "WIRE0_SCL_3": 3,
+        "WIRE0_SCL_4": 4,
+        "WIRE0_SCL_5": 5,
+        "WIRE0_SCL_6": 6,
+        "WIRE0_SCL_7": 7,
+        "WIRE0_SCL_8": 8,
+        "WIRE0_SCL_9": 9,
+        "WIRE0_SCL_10": 10,
+        "WIRE0_SCL_11": 11,
+        "WIRE0_SCL_12": 12,
+        "WIRE0_SCL_13": 19,
+        "WIRE0_SCL_14": 20,
+        "WIRE0_SCL_15": 21,
+        "WIRE0_SCL_16": 22,
+        "WIRE0_SCL_17": 23,
+        "WIRE0_SCL_18": 24,
+        "WIRE0_SCL_19": 25,
+        "WIRE0_SDA_0": 0,
+        "WIRE0_SDA_1": 1,
+        "WIRE0_SDA_2": 2,
+        "WIRE0_SDA_3": 3,
+        "WIRE0_SDA_4": 4,
+        "WIRE0_SDA_5": 5,
+        "WIRE0_SDA_6": 6,
+        "WIRE0_SDA_7": 7,
+        "WIRE0_SDA_8": 8,
+        "WIRE0_SDA_9": 9,
+        "WIRE0_SDA_10": 10,
+        "WIRE0_SDA_11": 11,
+        "WIRE0_SDA_12": 12,
+        "WIRE0_SDA_13": 19,
+        "WIRE0_SDA_14": 20,
+        "WIRE0_SDA_15": 21,
+        "WIRE0_SDA_16": 22,
+        "WIRE0_SDA_17": 23,
+        "WIRE0_SDA_18": 24,
+        "WIRE0_SDA_19": 25,
+        "SERIAL0_RX": 3,
+        "SERIAL0_TX": 2,
+        "SERIAL1_RX": 24,
+        "SERIAL1_TX": 25,
+        "ADC2": 0,
+        "ADC3": 1,
+        "ADC4": 4,
+        "ADC5": 19,
+        "ADC6": 20,
+        "ADC7": 21,
+        "PA00": 0,
+        "PA0": 0,
+        "PA01": 1,
+        "PA1": 1,
+        "PA02": 2,
+        "PA2": 2,
+        "PA03": 3,
+        "PA3": 3,
+        "PA04": 4,
+        "PA4": 4,
+        "PA05": 5,
+        "PA5": 5,
+        "PA06": 6,
+        "PA6": 6,
+        "PA07": 7,
+        "PA7": 7,
+        "PA08": 8,
+        "PA8": 8,
+        "PA09": 9,
+        "PA9": 9,
+        "PA10": 10,
+        "PA11": 11,
+        "PA12": 12,
+        "PB03": 19,
+        "PB3": 19,
+        "PB04": 20,
+        "PB4": 20,
+        "PB05": 21,
+        "PB5": 21,
+        "PB06": 22,
+        "PB6": 22,
+        "PB07": 23,
+        "PB7": 23,
+        "PB08": 24,
+        "PB8": 24,
+        "PB09": 25,
+        "PB9": 25,
+        "RX0": 3,
+        "RX1": 24,
+        "TX0": 2,
+        "TX1": 25,
+        "D0": 0,
+        "D1": 1,
+        "D2": 2,
+        "D3": 3,
+        "D4": 4,
+        "D5": 5,
+        "D6": 6,
+        "D7": 7,
+        "D8": 8,
+        "D9": 9,
+        "D10": 10,
+        "D11": 11,
+        "D12": 12,
+        "D13": 19,
+        "D14": 20,
+        "D15": 21,
+        "D16": 22,
+        "D17": 23,
+        "D18": 24,
+        "D19": 25,
+        "A2": 0,
+        "A3": 1,
+        "A4": 4,
+        "A5": 19,
+        "A6": 20,
+        "A7": 21,
+    },
+    "wb02a": {
+        "WIRE0_SCL_0": 7,
+        "WIRE0_SCL_1": 5,
+        "WIRE0_SCL_2": 3,
+        "WIRE0_SCL_3": 10,
+        "WIRE0_SCL_4": 2,
+        "WIRE0_SCL_5": 1,
+        "WIRE0_SCL_6": 4,
+        "WIRE0_SCL_7": 5,
+        "WIRE0_SCL_8": 9,
+        "WIRE0_SCL_9": 24,
+        "WIRE0_SCL_10": 25,
+        "WIRE0_SDA_0": 7,
+        "WIRE0_SDA_1": 5,
+        "WIRE0_SDA_2": 3,
+        "WIRE0_SDA_3": 10,
+        "WIRE0_SDA_4": 2,
+        "WIRE0_SDA_5": 1,
+        "WIRE0_SDA_6": 4,
+        "WIRE0_SDA_7": 5,
+        "WIRE0_SDA_8": 9,
+        "WIRE0_SDA_9": 24,
+        "WIRE0_SDA_10": 25,
+        "SERIAL0_RX": 3,
+        "SERIAL0_TX": 2,
+        "SERIAL1_RX": 24,
+        "SERIAL1_TX": 25,
+        "ADC3": 1,
+        "ADC4": 4,
+        "PA01": 1,
+        "PA1": 1,
+        "PA02": 2,
+        "PA2": 2,
+        "PA03": 3,
+        "PA3": 3,
+        "PA04": 4,
+        "PA4": 4,
+        "PA05": 5,
+        "PA5": 5,
+        "PA07": 7,
+        "PA7": 7,
+        "PA09": 9,
+        "PA9": 9,
+        "PA10": 10,
+        "PB08": 24,
+        "PB8": 24,
+        "PB09": 25,
+        "PB9": 25,
+        "RX0": 3,
+        "RX1": 24,
+        "SCL0": 25,
+        "SDA0": 25,
+        "TX0": 2,
+        "TX1": 25,
+        "D0": 7,
+        "D1": 5,
+        "D2": 3,
+        "D3": 10,
+        "D4": 2,
+        "D5": 1,
+        "D6": 4,
+        "D7": 9,
+        "D8": 24,
+        "D9": 25,
+        "A0": 1,
+        "A1": 4,
+    },
     "wl2s": {
         "WIRE0_SCL_0": 7,
         "WIRE0_SCL_1": 12,
@@ -161,125 +362,6 @@ LN882X_BOARD_PINS = {
         "A1": 1,
         "A2": 0,
     },
-    "generic-ln882hki": {
-        "WIRE0_SCL_0": 0,
-        "WIRE0_SCL_1": 1,
-        "WIRE0_SCL_2": 2,
-        "WIRE0_SCL_3": 3,
-        "WIRE0_SCL_4": 4,
-        "WIRE0_SCL_5": 5,
-        "WIRE0_SCL_6": 6,
-        "WIRE0_SCL_7": 7,
-        "WIRE0_SCL_8": 8,
-        "WIRE0_SCL_9": 9,
-        "WIRE0_SCL_10": 10,
-        "WIRE0_SCL_11": 11,
-        "WIRE0_SCL_12": 12,
-        "WIRE0_SCL_13": 19,
-        "WIRE0_SCL_14": 20,
-        "WIRE0_SCL_15": 21,
-        "WIRE0_SCL_16": 22,
-        "WIRE0_SCL_17": 23,
-        "WIRE0_SCL_18": 24,
-        "WIRE0_SCL_19": 25,
-        "WIRE0_SDA_0": 0,
-        "WIRE0_SDA_1": 1,
-        "WIRE0_SDA_2": 2,
-        "WIRE0_SDA_3": 3,
-        "WIRE0_SDA_4": 4,
-        "WIRE0_SDA_5": 5,
-        "WIRE0_SDA_6": 6,
-        "WIRE0_SDA_7": 7,
-        "WIRE0_SDA_8": 8,
-        "WIRE0_SDA_9": 9,
-        "WIRE0_SDA_10": 10,
-        "WIRE0_SDA_11": 11,
-        "WIRE0_SDA_12": 12,
-        "WIRE0_SDA_13": 19,
-        "WIRE0_SDA_14": 20,
-        "WIRE0_SDA_15": 21,
-        "WIRE0_SDA_16": 22,
-        "WIRE0_SDA_17": 23,
-        "WIRE0_SDA_18": 24,
-        "WIRE0_SDA_19": 25,
-        "SERIAL0_RX": 3,
-        "SERIAL0_TX": 2,
-        "SERIAL1_RX": 24,
-        "SERIAL1_TX": 25,
-        "ADC2": 0,
-        "ADC3": 1,
-        "ADC4": 4,
-        "ADC5": 19,
-        "ADC6": 20,
-        "ADC7": 21,
-        "PA00": 0,
-        "PA0": 0,
-        "PA01": 1,
-        "PA1": 1,
-        "PA02": 2,
-        "PA2": 2,
-        "PA03": 3,
-        "PA3": 3,
-        "PA04": 4,
-        "PA4": 4,
-        "PA05": 5,
-        "PA5": 5,
-        "PA06": 6,
-        "PA6": 6,
-        "PA07": 7,
-        "PA7": 7,
-        "PA08": 8,
-        "PA8": 8,
-        "PA09": 9,
-        "PA9": 9,
-        "PA10": 10,
-        "PA11": 11,
-        "PA12": 12,
-        "PB03": 19,
-        "PB3": 19,
-        "PB04": 20,
-        "PB4": 20,
-        "PB05": 21,
-        "PB5": 21,
-        "PB06": 22,
-        "PB6": 22,
-        "PB07": 23,
-        "PB7": 23,
-        "PB08": 24,
-        "PB8": 24,
-        "PB09": 25,
-        "PB9": 25,
-        "RX0": 3,
-        "RX1": 24,
-        "TX0": 2,
-        "TX1": 25,
-        "D0": 0,
-        "D1": 1,
-        "D2": 2,
-        "D3": 3,
-        "D4": 4,
-        "D5": 5,
-        "D6": 6,
-        "D7": 7,
-        "D8": 8,
-        "D9": 9,
-        "D10": 10,
-        "D11": 11,
-        "D12": 12,
-        "D13": 19,
-        "D14": 20,
-        "D15": 21,
-        "D16": 22,
-        "D17": 23,
-        "D18": 24,
-        "D19": 25,
-        "A2": 0,
-        "A3": 1,
-        "A4": 4,
-        "A5": 19,
-        "A6": 20,
-        "A7": 21,
-    },
 }
 
 BOARDS = LN882X_BOARDS

esphome/components/rtl87xx/__init__.py

@@ -1,18 +1,29 @@
-# This file was auto-generated by libretiny/generate_components.py
+"""
-# Do not modify its contents.
+██╗    ██╗ █████╗ ██████╗ ███╗   ██╗██╗███╗   ██╗ ██████╗
-# For custom pin validators, put validate_pin() or validate_usage()
+██║    ██║██╔══██╗██╔══██╗████╗  ██║██║████╗  ██║██╔════╝
-# in gpio.py file in this directory.
+██║ █╗ ██║███████║██████╔╝██╔██╗ ██║██║██╔██╗ ██║██║  ███╗
-# For changing schema/pin schema, put COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+██║███╗██║██╔══██║██╔══██╗██║╚██╗██║██║██║╚██╗██║██║   ██║
-# in schema.py file in this directory.
+╚███╔███╔╝██║  ██║██║  ██║██║ ╚████║██║██║ ╚████║╚██████╔╝
+ ╚══╝╚══╝ ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═╝╚═╝  ╚═══╝ ╚═════╝
+
+         AUTO-GENERATED FILE - DO NOT EDIT!
+
+This file was auto-generated by libretiny/generate_components.py.
+Any manual changes WILL BE LOST on regeneration.
+
+To customize this component:
+  - Pin validators: Create gpio.py with validate_pin() or validate_usage()
+  - Schema extensions: Create schema.py with COMPONENT_SCHEMA or COMPONENT_PIN_SCHEMA
+
+Platform-specific code should be added to the main libretiny component
+(__init__.py in esphome/components/libretiny/) rather than here.
+"""
 
 from esphome import pins
-import esphome.codegen as cg
 from esphome.components import libretiny
 from esphome.components.libretiny.const import (
     COMPONENT_RTL87XX,
-    FAMILY_RTL8710B,
     KEY_COMPONENT_DATA,
-    KEY_FAMILY,
     KEY_LIBRETINY,
     LibreTinyComponent,
 )
@@ -24,13 +35,13 @@ CODEOWNERS = ["@kuba2k2"]
 AUTO_LOAD = ["libretiny"]
 IS_TARGET_PLATFORM = True
 
-
 COMPONENT_DATA = LibreTinyComponent(
     name=COMPONENT_RTL87XX,
     boards=RTL87XX_BOARDS,
     board_pins=RTL87XX_BOARD_PINS,
     pin_validation=None,
     usage_validation=None,
+    supports_atomics=True,
 )
 
 
@@ -48,11 +59,6 @@ CONFIG_SCHEMA.prepend_extra(_set_core_data)
 
 
 async def to_code(config):
-    # Use FreeRTOS 8.2.3+ for xTaskNotifyGive/ulTaskNotifyTake required by AsyncTCP 3.4.3+
-    # https://github.com/esphome/esphome/issues/10220
-    # Only for RTL8710B (ambz) - RTL8720C (ambz2) requires FreeRTOS 10.x
-    if CORE.data[KEY_LIBRETINY][KEY_FAMILY] == FAMILY_RTL8710B:
-        cg.add_platformio_option("custom_versions.freertos", "8.2.3")
     return await libretiny.component_to_code(config)
 
 

esphome/core/scheduler.cpp

@@ -612,8 +612,9 @@ uint64_t Scheduler::millis_64_(uint32_t now) {
   // THREAD SAFETY NOTE:
   // This function has three implementations, based on the precompiler flags
   // - ESPHOME_THREAD_SINGLE - Runs on single-threaded platforms (ESP8266, RP2040, etc.)
-  // - ESPHOME_THREAD_MULTI_NO_ATOMICS - Runs on multi-threaded platforms without atomics (LibreTiny)
+  // - ESPHOME_THREAD_MULTI_NO_ATOMICS - Runs on multi-threaded platforms without atomics (LibreTiny BK72xx)
-  // - ESPHOME_THREAD_MULTI_ATOMICS - Runs on multi-threaded platforms with atomics (ESP32, HOST, etc.)
+  // - ESPHOME_THREAD_MULTI_ATOMICS - Runs on multi-threaded platforms with atomics (ESP32, HOST, LibreTiny
+  // RTL87xx/LN882x, etc.)
   //
   // Make sure all changes are synchronized if you edit this function.
   //

tests/components/libretiny/test.ln882x-ard.yaml

@@ -0,0 +1,2 @@
+logger:
+  level: VERBOSE

tests/components/libretiny/test.rtl87xx-ard.yaml

@@ -0,0 +1,2 @@
+logger:
+  level: VERBOSE