From 90683223dd8d351397485e58cbb2a3a23f359193 Mon Sep 17 00:00:00 2001
From: tomaszduda23 <tomaszduda23@gmail.com>
Date: Mon, 7 Nov 2022 00:58:56 +0100
Subject: [PATCH] add uart number to LOGCONFIG (#3996)

---
 esphome/components/uart/uart_component_esp32_arduino.cpp | 3 ++-
 esphome/components/uart/uart_component_esp32_arduino.h   | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/esphome/components/uart/uart_component_esp32_arduino.cpp b/esphome/components/uart/uart_component_esp32_arduino.cpp
index a67e5354fb..402e41e0b5 100644
--- a/esphome/components/uart/uart_component_esp32_arduino.cpp
+++ b/esphome/components/uart/uart_component_esp32_arduino.cpp
@@ -90,6 +90,7 @@ void ESP32ArduinoUARTComponent::setup() {
     this->hw_serial_ = &Serial;
   } else {
     static uint8_t next_uart_num = 1;
+    this->number_ = next_uart_num;
     this->hw_serial_ = new HardwareSerial(next_uart_num++);  // NOLINT(cppcoreguidelines-owning-memory)
   }
   int8_t tx = this->tx_pin_ != nullptr ? this->tx_pin_->get_pin() : -1;
@@ -104,7 +105,7 @@ void ESP32ArduinoUARTComponent::setup() {
 }
 
 void ESP32ArduinoUARTComponent::dump_config() {
-  ESP_LOGCONFIG(TAG, "UART Bus:");
+  ESP_LOGCONFIG(TAG, "UART Bus %d:", this->number_);
   LOG_PIN("  TX Pin: ", tx_pin_);
   LOG_PIN("  RX Pin: ", rx_pin_);
   if (this->rx_pin_ != nullptr) {
diff --git a/esphome/components/uart/uart_component_esp32_arduino.h b/esphome/components/uart/uart_component_esp32_arduino.h
index c6f445ff12..4a000b12d2 100644
--- a/esphome/components/uart/uart_component_esp32_arduino.h
+++ b/esphome/components/uart/uart_component_esp32_arduino.h
@@ -32,6 +32,7 @@ class ESP32ArduinoUARTComponent : public UARTComponent, public Component {
   void check_logger_conflict() override;
 
   HardwareSerial *hw_serial_{nullptr};
+  uint8_t number_{0};
 };
 
 }  // namespace uart