From 7ab26a4fe0b5ef4770e76e65a39409be02557375 Mon Sep 17 00:00:00 2001
From: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com>
Date: Sat, 4 Apr 2026 12:21:58 +1000
Subject: [PATCH] [ili9xxx][st7735] Add deprecation warnings (#15416)

---
 esphome/components/ili9xxx/__init__.py | 4 ++++
 esphome/components/ili9xxx/display.py  | 3 +++
 esphome/components/st7735/__init__.py  | 5 +++++
 esphome/components/st7735/display.py   | 6 ++++++
 4 files changed, 18 insertions(+)

diff --git a/esphome/components/ili9xxx/__init__.py b/esphome/components/ili9xxx/__init__.py
index e69de29bb2..84888bbabc 100644
--- a/esphome/components/ili9xxx/__init__.py
+++ b/esphome/components/ili9xxx/__init__.py
@@ -0,0 +1,4 @@
+DEPRECATED_COMPONENT = """
+The 'ili9xxx' component is deprecated and no new models will be added to it.
+New model PRs should target the newer and more performant 'mipi_spi' component.
+"""
diff --git a/esphome/components/ili9xxx/display.py b/esphome/components/ili9xxx/display.py
index 185a74fa41..1f20b21a0e 100644
--- a/esphome/components/ili9xxx/display.py
+++ b/esphome/components/ili9xxx/display.py
@@ -219,6 +219,9 @@ FINAL_VALIDATE_SCHEMA = final_validate
 
 
 async def to_code(config):
+    LOGGER.warning(
+        "The 'ili9xxx' component is deprecated, it is recommended to use 'mipi_spi' instead."
+    )
     rhs = MODELS[config[CONF_MODEL]].new()
     var = cg.Pvariable(config[CONF_ID], rhs)
 
diff --git a/esphome/components/st7735/__init__.py b/esphome/components/st7735/__init__.py
index ba854bb0ae..62dfa6f413 100644
--- a/esphome/components/st7735/__init__.py
+++ b/esphome/components/st7735/__init__.py
@@ -1,3 +1,8 @@
 import esphome.codegen as cg
 
 st7735_ns = cg.esphome_ns.namespace("st7735")
+
+DEPRECATED_COMPONENT = """
+The 'st7735' component is deprecated and no new models will be added to it.
+New model PRs should target the newer and more performant 'mipi_spi' component.
+"""
diff --git a/esphome/components/st7735/display.py b/esphome/components/st7735/display.py
index 9dc69f27ff..766370c21f 100644
--- a/esphome/components/st7735/display.py
+++ b/esphome/components/st7735/display.py
@@ -1,3 +1,5 @@
+import logging
+
 from esphome import pins
 import esphome.codegen as cg
 from esphome.components import display, spi
@@ -15,6 +17,7 @@ from esphome.const import (
 from . import st7735_ns
 
 CODEOWNERS = ["@SenexCrenshaw"]
+LOGGER = logging.getLogger(__name__)
 
 DEPENDENCIES = ["spi"]
 
@@ -87,6 +90,9 @@ async def setup_st7735(var, config):
 
 
 async def to_code(config):
+    LOGGER.warning(
+        "The 'st7735' component is deprecated, it is recommended to use 'mipi_spi' instead."
+    )
     var = cg.new_Pvariable(
         config[CONF_ID],
         config[CONF_MODEL],