From ad71af8d5c06566bf989039de837876107e4876d Mon Sep 17 00:00:00 2001
From: Steffen Beyer <steffen@beyer.io>
Date: Wed, 6 Mar 2024 19:17:45 +0100
Subject: [PATCH] Add support for Heltec HRI-485-2

---
 variants/heltec_hri485_2/platformio.ini |  7 +++++
 variants/heltec_hri485_2/variant.h      | 37 +++++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 variants/heltec_hri485_2/platformio.ini
 create mode 100644 variants/heltec_hri485_2/variant.h

diff --git a/variants/heltec_hri485_2/platformio.ini b/variants/heltec_hri485_2/platformio.ini
new file mode 100644
index 0000000000..f3273f2873
--- /dev/null
+++ b/variants/heltec_hri485_2/platformio.ini
@@ -0,0 +1,7 @@
+[env:heltec-hri485-2]
+;build_type = debug ; to make it possible to step through our jtag debugger
+extends = esp32_base
+board = heltec_wifi_lora_32
+board_level = extra
+build_flags =
+  ${esp32_base.build_flags} -D PRIVATE_HW -I variants/heltec_hri485_2
diff --git a/variants/heltec_hri485_2/variant.h b/variants/heltec_hri485_2/variant.h
new file mode 100644
index 0000000000..2ac9e93221
--- /dev/null
+++ b/variants/heltec_hri485_2/variant.h
@@ -0,0 +1,37 @@
+#define LED_PIN 2     // If defined we will blink this LED
+#define BUTTON_PIN 32 // If defined, this will be used for user button presses
+
+#define HAS_ETHERNET 1
+
+#define ETH_TYPE                        ETH_PHY_RTL8201
+#define ETH_ADDR                        0
+#define ETH_CLK_MODE                    ETH_CLOCK_GPIO16_OUT
+#define ETH_RESET_PIN                   -1
+#define ETH_MDC_PIN                     23
+#define ETH_POWER_PIN                   12
+#define ETH_MDIO_PIN                    18
+#define SD_MISO_PIN                     34
+#define SD_MOSI_PIN                     13
+#define SD_SCLK_PIN                     14
+#define SD_CS_PIN                       5
+
+#define USE_SX1262
+
+#define LORA_DIO0 -1 // a No connect on the SX1262 module
+#define LORA_RESET 12
+#define LORA_DIO1 14 // SX1262 IRQ
+#define LORA_DIO2 13 // SX1262 BUSY
+#define LORA_DIO3    // Not connected on PCB, but internally on the TTGO SX1262, if DIO3 is high the TXCO is enabled
+
+#define LORA_SCK 9
+#define LORA_MISO 11
+#define LORA_MOSI 10
+#define LORA_CS 8
+
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8