From da3ddee767ff317f61d1dc73763cdef00ad3bced Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Wed, 16 Sep 2026 00:13:34 -0500
Subject: [PATCH] [st7789v] Move set_model_str into the header (#19296)

---
 esphome/components/st7789v/st7789v.cpp | 2 --
 esphome/components/st7789v/st7789v.h   | 2 +-
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/esphome/components/st7789v/st7789v.cpp b/esphome/components/st7789v/st7789v.cpp
index b3a60af8c33..2e07e24522c 100644
--- a/esphome/components/st7789v/st7789v.cpp
+++ b/esphome/components/st7789v/st7789v.cpp
@@ -152,8 +152,6 @@ void ST7789V::update() {
   this->write_display_data();
 }
 
-void ST7789V::set_model_str(const char *model_str) { this->model_str_ = model_str; }
-
 void ST7789V::write_display_data() {
   uint16_t x1 = this->offset_width_;
   uint16_t x2 = x1 + get_width_internal() - 1;
diff --git a/esphome/components/st7789v/st7789v.h b/esphome/components/st7789v/st7789v.h
index 1b7ba318a6c..4011e607c25 100644
--- a/esphome/components/st7789v/st7789v.h
+++ b/esphome/components/st7789v/st7789v.h
@@ -110,7 +110,7 @@ class ST7789V final : public display::DisplayBuffer,
                       public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_LEADING,
                                             spi::DATA_RATE_20MHZ> {
  public:
-  void set_model_str(const char *model_str);
+  void set_model_str(const char *model_str) { this->model_str_ = model_str; }
   void set_dc_pin(GPIOPin *dc_pin) { this->dc_pin_ = dc_pin; }
   void set_reset_pin(GPIOPin *reset_pin) { this->reset_pin_ = reset_pin; }
   void set_backlight_pin(GPIOPin *backlight_pin) { this->backlight_pin_ = backlight_pin; }