From ded94c6698d53291b8bce03fffc0af2133e570bd Mon Sep 17 00:00:00 2001
From: mrtoy-me <118446898+mrtoy-me@users.noreply.github.com>
Date: Wed, 21 Oct 2026 12:50:49 +1000
Subject: [PATCH] [sx126x][sx127x] Move CONF_MODULATION to the shared component
 constants (#21249)

---
 esphome/components/const/__init__.py  | 1 +
 esphome/components/sx126x/__init__.py | 8 ++++++--
 esphome/components/sx127x/__init__.py | 8 ++++++--
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/esphome/components/const/__init__.py b/esphome/components/const/__init__.py
index b5f2a563d08..b0256c1e99f 100644
--- a/esphome/components/const/__init__.py
+++ b/esphome/components/const/__init__.py
@@ -50,6 +50,7 @@ CONF_LIBRETINY = "libretiny"
 CONF_LOOP = "loop"
 CONF_MANUFACTURER = "manufacturer"
 CONF_MAX_PACKET_SIZE = "max_packet_size"
+CONF_MODULATION = "modulation"
 CONF_NOX_INDEX = "nox_index"
 CONF_ON_PACKET = "on_packet"
 CONF_ON_RECEIVE = "on_receive"
diff --git a/esphome/components/sx126x/__init__.py b/esphome/components/sx126x/__init__.py
index 3a028b8dfb9..c5671605954 100644
--- a/esphome/components/sx126x/__init__.py
+++ b/esphome/components/sx126x/__init__.py
@@ -3,7 +3,12 @@ from typing import Any
 from esphome import automation, pins
 import esphome.codegen as cg
 from esphome.components import spi
-from esphome.components.const import CONF_CRC_ENABLE, CONF_ON_PACKET, CONF_RST_PIN
+from esphome.components.const import (
+    CONF_CRC_ENABLE,
+    CONF_MODULATION,
+    CONF_ON_PACKET,
+    CONF_RST_PIN,
+)
 import esphome.config_validation as cv
 from esphome.const import CONF_BUSY_PIN, CONF_DATA, CONF_FREQUENCY, CONF_ID
 from esphome.core import ID, TimePeriod
@@ -28,7 +33,6 @@ CONF_CRC_INITIAL = "crc_initial"
 CONF_DEVIATION = "deviation"
 CONF_DIO1_PIN = "dio1_pin"
 CONF_HW_VERSION = "hw_version"
-CONF_MODULATION = "modulation"
 CONF_PA_POWER = "pa_power"
 CONF_PA_RAMP = "pa_ramp"
 CONF_PAYLOAD_LENGTH = "payload_length"
diff --git a/esphome/components/sx127x/__init__.py b/esphome/components/sx127x/__init__.py
index 65d3ada470b..534c2498e77 100644
--- a/esphome/components/sx127x/__init__.py
+++ b/esphome/components/sx127x/__init__.py
@@ -3,7 +3,12 @@ from typing import Any
 from esphome import automation, pins
 import esphome.codegen as cg
 from esphome.components import spi
-from esphome.components.const import CONF_CRC_ENABLE, CONF_ON_PACKET, CONF_RST_PIN
+from esphome.components.const import (
+    CONF_CRC_ENABLE,
+    CONF_MODULATION,
+    CONF_ON_PACKET,
+    CONF_RST_PIN,
+)
 import esphome.config_validation as cv
 from esphome.const import CONF_DATA, CONF_FREQUENCY, CONF_ID
 from esphome.core import ID
@@ -24,7 +29,6 @@ CONF_BITSYNC = "bitsync"
 CONF_CODING_RATE = "coding_rate"
 CONF_DEVIATION = "deviation"
 CONF_DIO0_PIN = "dio0_pin"
-CONF_MODULATION = "modulation"
 CONF_PA_PIN = "pa_pin"
 CONF_PA_POWER = "pa_power"
 CONF_PA_RAMP = "pa_ramp"