[ble_device_base] Migrate BLE sensor platforms to the neutral layer (batch 2: atc_mithermometer, pvvx_mithermometer, bthome_mithermometer) (#17950)

esphome/components/atc_mithermometer/atc_mithermometer.cpp

@@ -1,8 +1,6 @@
 #include "atc_mithermometer.h"
 #include "esphome/core/log.h"
 
-#ifdef USE_ESP32
-
 namespace esphome::atc_mithermometer {
 
 static const char *const TAG = "atc_mithermometer";
@@ -15,7 +13,7 @@ void ATCMiThermometer::dump_config() {
   LOG_SENSOR("  ", "Battery Voltage", this->battery_voltage_);
 }
 
-bool ATCMiThermometer::parse_device(const esp32_ble_tracker::ESPBTDevice &device) {
+bool ATCMiThermometer::parse_device(const ble_device_base::ESPBTDevice &device) {
   if (device.address_uint64() != this->address_) {
     ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
     return false;
@@ -52,7 +50,7 @@ bool ATCMiThermometer::parse_device(const esp32_ble_tracker::ESPBTDevice &device
   return success;
 }
 
-optional<ParseResult> ATCMiThermometer::parse_header_(const esp32_ble_tracker::ServiceData &service_data) {
+optional<ParseResult> ATCMiThermometer::parse_header_(const ble_device_base::ServiceData &service_data) {
   ParseResult result;
   if (!service_data.uuid.contains(0x1A, 0x18)) {
     ESP_LOGVV(TAG, "parse_header(): no service data UUID magic bytes.");
@@ -132,5 +130,3 @@ bool ATCMiThermometer::report_results_(const optional<ParseResult> &result, cons
 }
 
 }  // namespace esphome::atc_mithermometer
-
-#endif

esphome/components/atc_mithermometer/atc_mithermometer.h

@@ -2,12 +2,10 @@
 
 #include "esphome/core/component.h"
 #include "esphome/components/sensor/sensor.h"
-#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
+#include "esphome/components/ble_device_base/ble_device.h"
 
 #include <vector>
 
-#ifdef USE_ESP32
-
 namespace esphome::atc_mithermometer {
 
 struct ParseResult {
@@ -18,11 +16,11 @@ struct ParseResult {
   int raw_offset;
 };
 
-class ATCMiThermometer final : public Component, public esp32_ble_tracker::ESPBTDeviceListener {
+class ATCMiThermometer final : public Component, public ble_device_base::ESPBTDeviceListener {
  public:
   void set_address(uint64_t address) { address_ = address; };
 
-  bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
+  bool parse_device(const ble_device_base::ESPBTDevice &device) override;
   void dump_config() override;
   void set_temperature(sensor::Sensor *temperature) { temperature_ = temperature; }
   void set_humidity(sensor::Sensor *humidity) { humidity_ = humidity; }
@@ -40,11 +38,9 @@ class ATCMiThermometer final : public Component, public esp32_ble_tracker::ESPBT
 
   uint8_t last_frame_count_{0};
 
-  optional<ParseResult> parse_header_(const esp32_ble_tracker::ServiceData &service_data);
+  optional<ParseResult> parse_header_(const ble_device_base::ServiceData &service_data);
   bool parse_message_(const std::vector<uint8_t> &message, ParseResult &result);
   bool report_results_(const optional<ParseResult> &result, const char *address);
 };
 
 }  // namespace esphome::atc_mithermometer
-
-#endif

esphome/components/atc_mithermometer/sensor.py

@@ -1,5 +1,5 @@
 import esphome.codegen as cg
-from esphome.components import esp32_ble_tracker, sensor
+from esphome.components import ble_device_base, sensor
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_BATTERY_LEVEL,
@@ -24,14 +24,15 @@ from esphome.const import (
 
 CODEOWNERS = ["@ahpohl"]
 
-DEPENDENCIES = ["esp32_ble_tracker"]
+AUTO_LOAD = ["ble_device_base"]
 
 atc_mithermometer_ns = cg.esphome_ns.namespace("atc_mithermometer")
 ATCMiThermometer = atc_mithermometer_ns.class_(
-    "ATCMiThermometer", esp32_ble_tracker.ESPBTDeviceListener, cg.Component
+    "ATCMiThermometer", ble_device_base.ESPBTDeviceListener, cg.Component
 )
 
-CONFIG_SCHEMA = (
+CONFIG_SCHEMA = cv.All(
+    ble_device_base.rename_legacy_hub_id("atc_mithermometer"),
     cv.Schema(
         {
             cv.GenerateID(): cv.declare_id(ATCMiThermometer),
@@ -71,15 +72,15 @@ CONFIG_SCHEMA = (
             ),
         }
     )
-    .extend(esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA)
     .extend(cv.COMPONENT_SCHEMA)
+    .extend(ble_device_base.BLE_DEVICE_SCHEMA),
 )
 
 
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
-    await esp32_ble_tracker.register_ble_device(var, config)
+    await ble_device_base.register_ble_device(var, config)
 
     cg.add(var.set_address(config[CONF_MAC_ADDRESS].as_hex))
 

esphome/components/bthome_mithermometer/__init__.py

@@ -1,24 +1,24 @@
 import esphome.codegen as cg
-from esphome.components import esp32_ble_tracker
+from esphome.components import ble_device_base
 import esphome.config_validation as cv
 from esphome.const import CONF_BINDKEY, CONF_ID, CONF_MAC_ADDRESS
 from esphome.core import HexInt
 
 CODEOWNERS = ["@nagyrobi"]
-DEPENDENCIES = ["esp32_ble_tracker"]
+AUTO_LOAD = ["ble_device_base"]
 
-BLE_DEVICE_SCHEMA = esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA
 
 bthome_mithermometer_ns = cg.esphome_ns.namespace("bthome_mithermometer")
 BTHomeMiThermometer = bthome_mithermometer_ns.class_(
-    "BTHomeMiThermometer", esp32_ble_tracker.ESPBTDeviceListener, cg.Component
+    "BTHomeMiThermometer", ble_device_base.ESPBTDeviceListener, cg.Component
 )
 
 
 def bthome_mithermometer_base_schema(extra_schema=None):
     if extra_schema is None:
         extra_schema = {}
-    return (
+    return cv.All(
+        ble_device_base.rename_legacy_hub_id("bthome_mithermometer"),
         cv.Schema(
             {
                 cv.GenerateID(CONF_ID): cv.declare_id(BTHomeMiThermometer),
@@ -26,15 +26,15 @@ def bthome_mithermometer_base_schema(extra_schema=None):
                 cv.Optional(CONF_BINDKEY): cv.bind_key,
             }
         )
-        .extend(BLE_DEVICE_SCHEMA)
         .extend(cv.COMPONENT_SCHEMA)
         .extend(extra_schema)
+        .extend(ble_device_base.BLE_DEVICE_SCHEMA),
     )
 
 
 async def setup_bthome_mithermometer(var, config):
     await cg.register_component(var, config)
-    await esp32_ble_tracker.register_ble_device(var, config)
+    await ble_device_base.register_ble_device(var, config)
     cg.add(var.set_address(config[CONF_MAC_ADDRESS].as_hex))
     if bindkey := config.get(CONF_BINDKEY):
         bindkey_bytes = [

esphome/components/bthome_mithermometer/bthome_ble.cpp

@@ -8,13 +8,20 @@
 #include <cstring>
 #include <span>
 
+// AES-CCM backend for encrypted-advertisement (bindkey) decryption:
+//   - ESP32 + ESP-IDF >= 6.0 -> PSA crypto (psa_aead_decrypt), hardware-backed.
+//   - every other platform   -> the portable software AES-CCM in ble_device_base, so
+//     decryption never depends on the SDK exposing mbedtls/PSA to application code
+//     (e.g. LibreTiny beken-72xx keeps its mbedtls internal). Works on any BLE platform.
 #ifdef USE_ESP32
-
 #include <esp_idf_version.h>
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(6, 0, 0)
 #include <psa/crypto.h>
-#else
-#include "mbedtls/ccm.h"
+#define BTHOME_CRYPTO_PSA
+#endif
+#endif
+#ifndef BTHOME_CRYPTO_PSA
+#include "esphome/components/ble_device_base/ble_aes_ccm.h"
 #endif
 
 namespace esphome::bthome_mithermometer {
@@ -157,7 +164,7 @@ void BTHomeMiThermometer::dump_config() {
   LOG_SENSOR("  ", "Signal Strength", this->signal_strength_);
 }
 
-bool BTHomeMiThermometer::parse_device(const esp32_ble_tracker::ESPBTDevice &device) {
+bool BTHomeMiThermometer::parse_device(const ble_device_base::ESPBTDevice &device) {
   bool matched = false;
   for (auto &service_data : device.get_service_datas()) {
     if (this->handle_service_data_(service_data, device)) {
@@ -204,7 +211,7 @@ bool BTHomeMiThermometer::decrypt_bthome_payload_(const std::vector<uint8_t> &da
   const uint8_t *ciphertext = data.data() + 1;
   const uint8_t *mic = data.data() + data.size() - BTHOME_MIC_SIZE;
 
-#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(6, 0, 0)
+#if defined(BTHOME_CRYPTO_PSA)
   // PSA AEAD expects ciphertext + tag concatenated
   // BLE advertisement max payload is 31 bytes, so this is always sufficient
   static constexpr size_t MAX_CT_WITH_TAG = 32;
@@ -236,29 +243,18 @@ bool BTHomeMiThermometer::decrypt_bthome_payload_(const std::vector<uint8_t> &da
     return false;
   }
 #else
-  mbedtls_ccm_context ctx;
-  mbedtls_ccm_init(&ctx);
-
-  int ret = mbedtls_ccm_setkey(&ctx, MBEDTLS_CIPHER_ID_AES, this->bindkey_, BTHOME_BINDKEY_SIZE * 8);
-  if (ret) {
-    ESP_LOGVV(TAG, "mbedtls_ccm_setkey() failed.");
-    mbedtls_ccm_free(&ctx);
-    return false;
-  }
-
-  ret = mbedtls_ccm_auth_decrypt(&ctx, ciphertext_size, nonce.data(), nonce.size(), nullptr, 0, ciphertext,
-                                 payload.data(), mic, BTHOME_MIC_SIZE);
-  mbedtls_ccm_free(&ctx);
-  if (ret) {
-    ESP_LOGVV(TAG, "BTHome decryption failed (ret=%d).", ret);
+  // Portable software AES-CCM (ble_device_base) — no SDK mbedtls/PSA dependency.
+  if (!ble_device_base::aes_ccm_auth_decrypt(this->bindkey_, nonce.data(), nonce.size(), nullptr, 0, ciphertext,
+                                             ciphertext_size, payload.data(), mic, BTHOME_MIC_SIZE)) {
+    ESP_LOGVV(TAG, "BTHome decryption failed.");
     return false;
   }
 #endif
   return true;
 }
 
-bool BTHomeMiThermometer::handle_service_data_(const esp32_ble_tracker::ServiceData &service_data,
-                                               const esp32_ble_tracker::ESPBTDevice &device) {
+bool BTHomeMiThermometer::handle_service_data_(const ble_device_base::ServiceData &service_data,
+                                               const ble_device_base::ESPBTDevice &device) {
   if (!service_data.uuid.contains(0xD2, 0xFC)) {
     return false;
   }
@@ -439,5 +435,3 @@ bool BTHomeMiThermometer::handle_service_data_(const esp32_ble_tracker::ServiceD
 }
 
 }  // namespace esphome::bthome_mithermometer
-
-#endif

esphome/components/bthome_mithermometer/bthome_ble.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
+#include "esphome/components/ble_device_base/ble_device.h"
 #include "esphome/components/sensor/sensor.h"
 #include "esphome/core/component.h"
 
@@ -8,11 +8,12 @@
 #include <initializer_list>
 #include <vector>
 
-#ifdef USE_ESP32
-
+// No platform #ifdef: ble_device_base provides the BLE types on every platform; this
+// component is only compiled when configured (which requires a BLE hub). bindkey (AES-CCM)
+// decryption availability is selected per platform in the .cpp.
 namespace esphome::bthome_mithermometer {
 
-class BTHomeMiThermometer final : public esp32_ble_tracker::ESPBTDeviceListener, public Component {
+class BTHomeMiThermometer final : public ble_device_base::ESPBTDeviceListener, public Component {
  public:
   void set_address(uint64_t address) { this->address_ = address; }
   void set_bindkey(std::initializer_list<uint8_t> bindkey);
@@ -24,11 +25,11 @@ class BTHomeMiThermometer final : public esp32_ble_tracker::ESPBTDeviceListener,
   void set_signal_strength(sensor::Sensor *signal_strength) { this->signal_strength_ = signal_strength; }
 
   void dump_config() override;
-  bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
+  bool parse_device(const ble_device_base::ESPBTDevice &device) override;
 
  protected:
-  bool handle_service_data_(const esp32_ble_tracker::ServiceData &service_data,
-                            const esp32_ble_tracker::ESPBTDevice &device);
+  bool handle_service_data_(const ble_device_base::ServiceData &service_data,
+                            const ble_device_base::ESPBTDevice &device);
   bool decrypt_bthome_payload_(const std::vector<uint8_t> &data, uint64_t source_address,
                                std::vector<uint8_t> &payload) const;
 
@@ -45,5 +46,3 @@ class BTHomeMiThermometer final : public esp32_ble_tracker::ESPBTDeviceListener,
 };
 
 }  // namespace esphome::bthome_mithermometer
-
-#endif

esphome/components/bthome_mithermometer/sensor.py

@@ -23,9 +23,9 @@ from esphome.const import (
 
 from . import bthome_mithermometer_base_schema, setup_bthome_mithermometer
 
-CODEOWNERS = ["@nagyrobi"]
+AUTO_LOAD = ["ble_device_base"]
 
-DEPENDENCIES = ["esp32_ble_tracker"]
+CODEOWNERS = ["@nagyrobi"]
 
 CONFIG_SCHEMA = bthome_mithermometer_base_schema(
     {

esphome/components/pvvx_mithermometer/display/pvvx_display.cpp

@@ -1,16 +1,17 @@
-#include "pvvx_display.h"
-#include "esphome/components/esp32_ble/ble_uuid.h"
-#include "esphome/core/log.h"
+#include "esphome/core/defines.h"
 
 #ifdef USE_ESP32
+#include "pvvx_display.h"
+#include "esphome/components/ble_device_base/ble_device.h"
+#include "esphome/core/log.h"
 
 namespace esphome::pvvx_mithermometer {
 
 static const char *const TAG = "display.pvvx_mithermometer";
 
 void PVVXDisplay::dump_config() {
-  char service_buf[esp32_ble::UUID_STR_LEN];
-  char char_buf[esp32_ble::UUID_STR_LEN];
+  char service_buf[ble_device_base::UUID_STR_LEN];
+  char char_buf[ble_device_base::UUID_STR_LEN];
   ESP_LOGCONFIG(TAG,
                 "PVVX MiThermometer display:\n"
                 "  MAC address           : %s\n"
@@ -188,4 +189,4 @@ void PVVXDisplay::sync_time_() {
 
 }  // namespace esphome::pvvx_mithermometer
 
-#endif
+#endif  // USE_ESP32

esphome/components/pvvx_mithermometer/display/pvvx_display.h

@@ -1,13 +1,16 @@
 #pragma once
 
-#include "esphome/core/component.h"
 #include "esphome/core/defines.h"
+
+#ifdef USE_ESP32
+
+#include "esphome/core/component.h"
 #include "esphome/components/ble_client/ble_client.h"
+#include "esphome/components/ble_device_base/ble_device.h"
 #include "esphome/components/display/display.h"
 
 #include <cinttypes>
 
-#ifdef USE_ESP32
 #include <esp_gattc_api.h>
 #ifdef USE_TIME
 #include "esphome/components/time/real_time_clock.h"
@@ -121,14 +124,13 @@ class PVVXDisplay final : public ble_client::BLEClientNode, public PollingCompon
   uint16_t char_handle_ = 0;
   bool connection_established_ = false;
 
-  esp32_ble_tracker::ESPBTUUID service_uuid_ =
-      esp32_ble_tracker::ESPBTUUID::from_raw("00001f10-0000-1000-8000-00805f9b34fb");
-  esp32_ble_tracker::ESPBTUUID char_uuid_ =
-      esp32_ble_tracker::ESPBTUUID::from_raw("00001f1f-0000-1000-8000-00805f9b34fb");
+  ble_device_base::ESPBTUUID service_uuid_ =
+      ble_device_base::ESPBTUUID::from_raw("00001f10-0000-1000-8000-00805f9b34fb");
+  ble_device_base::ESPBTUUID char_uuid_ = ble_device_base::ESPBTUUID::from_raw("00001f1f-0000-1000-8000-00805f9b34fb");
 
   pvvx_writer_t writer_{};
 };
 
 }  // namespace esphome::pvvx_mithermometer
 
-#endif
+#endif  // USE_ESP32

esphome/components/pvvx_mithermometer/pvvx_mithermometer.cpp

@@ -1,8 +1,6 @@
 #include "pvvx_mithermometer.h"
 #include "esphome/core/log.h"
 
-#ifdef USE_ESP32
-
 namespace esphome::pvvx_mithermometer {
 
 static const char *const TAG = "pvvx_mithermometer";
@@ -15,7 +13,7 @@ void PVVXMiThermometer::dump_config() {
   LOG_SENSOR("  ", "Battery Voltage", this->battery_voltage_);
 }
 
-bool PVVXMiThermometer::parse_device(const esp32_ble_tracker::ESPBTDevice &device) {
+bool PVVXMiThermometer::parse_device(const ble_device_base::ESPBTDevice &device) {
   if (device.address_uint64() != this->address_) {
     ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
     return false;
@@ -52,7 +50,7 @@ bool PVVXMiThermometer::parse_device(const esp32_ble_tracker::ESPBTDevice &devic
   return success;
 }
 
-optional<ParseResult> PVVXMiThermometer::parse_header_(const esp32_ble_tracker::ServiceData &service_data) {
+optional<ParseResult> PVVXMiThermometer::parse_header_(const ble_device_base::ServiceData &service_data) {
   ParseResult result;
   if (!service_data.uuid.contains(0x1A, 0x18)) {
     ESP_LOGVV(TAG, "parse_header(): no service data UUID magic bytes.");
@@ -140,5 +138,3 @@ bool PVVXMiThermometer::report_results_(const optional<ParseResult> &result, con
 }
 
 }  // namespace esphome::pvvx_mithermometer
-
-#endif

esphome/components/pvvx_mithermometer/pvvx_mithermometer.h

@@ -2,12 +2,10 @@
 
 #include "esphome/core/component.h"
 #include "esphome/components/sensor/sensor.h"
-#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
+#include "esphome/components/ble_device_base/ble_device.h"
 
 #include <vector>
 
-#ifdef USE_ESP32
-
 namespace esphome::pvvx_mithermometer {
 
 struct ParseResult {
@@ -18,11 +16,11 @@ struct ParseResult {
   int raw_offset;
 };
 
-class PVVXMiThermometer final : public Component, public esp32_ble_tracker::ESPBTDeviceListener {
+class PVVXMiThermometer final : public Component, public ble_device_base::ESPBTDeviceListener {
  public:
   void set_address(uint64_t address) { address_ = address; };
 
-  bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
+  bool parse_device(const ble_device_base::ESPBTDevice &device) override;
   void dump_config() override;
   void set_temperature(sensor::Sensor *temperature) { temperature_ = temperature; }
   void set_humidity(sensor::Sensor *humidity) { humidity_ = humidity; }
@@ -40,11 +38,9 @@ class PVVXMiThermometer final : public Component, public esp32_ble_tracker::ESPB
 
   uint8_t last_frame_count_{0};
 
-  optional<ParseResult> parse_header_(const esp32_ble_tracker::ServiceData &service_data);
+  optional<ParseResult> parse_header_(const ble_device_base::ServiceData &service_data);
   bool parse_message_(const std::vector<uint8_t> &message, ParseResult &result);
   bool report_results_(const optional<ParseResult> &result, const char *address);
 };
 
 }  // namespace esphome::pvvx_mithermometer
-
-#endif

esphome/components/pvvx_mithermometer/sensor.py

@@ -1,5 +1,5 @@
 import esphome.codegen as cg
-from esphome.components import esp32_ble_tracker, sensor
+from esphome.components import ble_device_base, sensor
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_BATTERY_LEVEL,
@@ -24,14 +24,15 @@ from esphome.const import (
 
 CODEOWNERS = ["@pasiz"]
 
-DEPENDENCIES = ["esp32_ble_tracker"]
+AUTO_LOAD = ["ble_device_base"]
 
 pvvx_mithermometer_ns = cg.esphome_ns.namespace("pvvx_mithermometer")
 PVVXMiThermometer = pvvx_mithermometer_ns.class_(
-    "PVVXMiThermometer", esp32_ble_tracker.ESPBTDeviceListener, cg.Component
+    "PVVXMiThermometer", ble_device_base.ESPBTDeviceListener, cg.Component
 )
 
-CONFIG_SCHEMA = (
+CONFIG_SCHEMA = cv.All(
+    ble_device_base.rename_legacy_hub_id("pvvx_mithermometer"),
     cv.Schema(
         {
             cv.GenerateID(): cv.declare_id(PVVXMiThermometer),
@@ -71,15 +72,15 @@ CONFIG_SCHEMA = (
             ),
         }
     )
-    .extend(esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA)
     .extend(cv.COMPONENT_SCHEMA)
+    .extend(ble_device_base.BLE_DEVICE_SCHEMA),
 )
 
 
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
-    await esp32_ble_tracker.register_ble_device(var, config)
+    await ble_device_base.register_ble_device(var, config)
 
     cg.add(var.set_address(config[CONF_MAC_ADDRESS].as_hex))
 

tests/components/atc_mithermometer/common-ln.yaml

@@ -0,0 +1,7 @@
+sensor:
+  - platform: atc_mithermometer
+    mac_address: A4:C1:38:4E:16:78
+    temperature:
+      name: ATC Temperature
+    humidity:
+      name: ATC Humidity

tests/components/atc_mithermometer/common.yaml

@@ -1,7 +1,10 @@
 esp32_ble_tracker:
+  id: ble_tracker_hub
 
 sensor:
+  # Explicit ble_hub_id: pins the neutral binding as a declared key.
   - platform: atc_mithermometer
+    ble_hub_id: ble_tracker_hub
     mac_address: A4:C1:38:4E:16:78
     temperature:
       name: ATC Temperature

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

@@ -0,0 +1,3 @@
+packages:
+  ln882h_ble_tracker: !include ../ln882h_ble_tracker/common.yaml
+  atc_mithermometer: !include common-ln.yaml

tests/components/atc_mithermometer/validate-legacy-key.esp32-idf.yaml

@@ -0,0 +1,10 @@
+# The esp32_ble_id -> ble_hub_id alias (removal 2027.2.0) still validates.
+esp32_ble_tracker:
+  id: ble_tracker_hub
+
+sensor:
+  - platform: atc_mithermometer
+    esp32_ble_id: ble_tracker_hub
+    mac_address: A4:C1:38:4E:16:78
+    temperature:
+      name: ATC Legacy Key Temperature

tests/components/atc_mithermometer/validate.bk72xx-ard.yaml

@@ -0,0 +1,17 @@
+# Config-only: the CI base board (generic-bk7252, BLE 4.2) cannot compile the
+# BLE 5.x tracker, so this fixture proves validation (schema + neutral binding)
+# on a non-esp32 platform; codegen and compilation are not exercised here.
+bk72xx_ble_tracker:
+  id: ble_hub
+
+sensor:
+  - platform: atc_mithermometer
+    ble_hub_id: ble_hub
+    mac_address: A4:C1:38:4E:16:78
+    temperature:
+      name: BK ATC Temperature
+  # No ble_hub_id: exercises the generated binding real configs use.
+  - platform: atc_mithermometer
+    mac_address: A4:C1:38:4E:16:79
+    temperature:
+      name: BK ATC Implicit Temperature

tests/components/bthome_mithermometer/common-ln.yaml

@@ -0,0 +1,9 @@
+sensor:
+  - platform: bthome_mithermometer
+    mac_address: A4:C1:38:4E:16:78
+    # bindkey compiles ble_device_base::aes_ccm_auth_decrypt off Espressif
+    bindkey: eef418daf699a0c188f3bfd17e4565d9
+    temperature:
+      name: BTHome Temperature
+    humidity:
+      name: BTHome Humidity

tests/components/bthome_mithermometer/common.yaml

@@ -1,7 +1,10 @@
 esp32_ble_tracker:
+  id: ble_tracker_hub
 
 sensor:
+  # Explicit ble_hub_id: pins the neutral binding as a declared key.
   - platform: bthome_mithermometer
+    ble_hub_id: ble_tracker_hub
     mac_address: A4:C1:38:4E:16:78
     bindkey: eef418daf699a0c188f3bfd17e4565d9
     temperature:

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

@@ -0,0 +1,3 @@
+packages:
+  ln882h_ble_tracker: !include ../ln882h_ble_tracker/common.yaml
+  bthome_mithermometer: !include common-ln.yaml

tests/components/bthome_mithermometer/validate.bk72xx-ard.yaml

@@ -0,0 +1,18 @@
+# Config-only: the CI base board (generic-bk7252, BLE 4.2) cannot compile the
+# BLE 5.x tracker, so this fixture proves validation (schema + neutral binding)
+# on a non-esp32 platform; codegen and compilation are not exercised here.
+bk72xx_ble_tracker:
+  id: ble_hub
+
+sensor:
+  - platform: bthome_mithermometer
+    ble_hub_id: ble_hub
+    mac_address: A4:C1:38:4E:16:78
+    bindkey: eef418daf699a0c188f3bfd17e4565d9
+    temperature:
+      name: BK BTHome Temperature
+  # No ble_hub_id: exercises the generated binding real configs use.
+  - platform: bthome_mithermometer
+    mac_address: A4:C1:38:4E:16:79
+    temperature:
+      name: BK BTHome Implicit Temperature

tests/components/pvvx_mithermometer/common-ln.yaml

@@ -0,0 +1,8 @@
+# Sensor only: the pvvx display is a GATT client and stays ESP32-only.
+sensor:
+  - platform: pvvx_mithermometer
+    mac_address: A4:C1:38:4E:16:78
+    temperature:
+      name: PVVX Temperature
+    humidity:
+      name: PVVX Humidity

tests/components/pvvx_mithermometer/common.yaml

@@ -3,6 +3,7 @@ wifi:
   password: password1
 
 esp32_ble_tracker:
+  id: ble_tracker_hub
 
 ble_client:
   - mac_address: 01:02:03:04:05:06
@@ -26,7 +27,9 @@ display:
       it.print_battery(true);
 
 sensor:
+  # Explicit ble_hub_id: pins the neutral binding as a declared key.
   - platform: pvvx_mithermometer
+    ble_hub_id: ble_tracker_hub
     mac_address: A4:C1:38:4E:16:78
     temperature:
       name: PVVX Temperature

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

@@ -0,0 +1,3 @@
+packages:
+  ln882h_ble_tracker: !include ../ln882h_ble_tracker/common.yaml
+  pvvx_mithermometer: !include common-ln.yaml

tests/components/pvvx_mithermometer/validate.bk72xx-ard.yaml

@@ -0,0 +1,13 @@
+# Config-only: the CI base board (generic-bk7252, BLE 4.2) cannot compile the
+# BLE 5.x tracker, so this fixture proves validation (schema + neutral binding)
+# on a non-esp32 platform; codegen and compilation are not exercised here. The display platform is excluded: it needs ble_client
+# (GATT), which only the esp32 tracker stack provides.
+bk72xx_ble_tracker:
+  id: ble_hub
+
+sensor:
+  - platform: pvvx_mithermometer
+    ble_hub_id: ble_hub
+    mac_address: A4:C1:38:4E:16:78
+    temperature:
+      name: BK PVVX Temperature