ESP32s3: Migrate variants to new structure (#7343)

variants/esp32s3/tlora_t3s3_epaper/variant.h

@@ -0,0 +1,69 @@
+#define HAS_SDCARD
+#define SDCARD_USE_SPI1
+
+// Display (E-Ink)
+#define PIN_EINK_CS 15
+#define PIN_EINK_BUSY 48
+#define PIN_EINK_DC 16
+#define PIN_EINK_RES 47
+#define PIN_EINK_SCLK 14
+#define PIN_EINK_MOSI 11
+
+#define BATTERY_PIN 1 // A battery voltage measurement pin, voltage divider connected here to
+// measure battery voltage ratio of voltage divider = 2.0 (assumption)
+#define ADC_MULTIPLIER 2.11 // 2.0 + 10% for correction of display undervoltage.
+#define ADC_CHANNEL ADC1_GPIO1_CHANNEL
+
+#define I2C_SDA SDA
+#define I2C_SCL SCL
+
+// external qwiic connector
+#define GPS_DEFAULT_NOT_PRESENT 1
+#define GPS_RX_PIN 44
+#define GPS_TX_PIN 43
+
+#define LED_PIN 37
+#define BUTTON_PIN 0
+#define BUTTON_NEED_PULLUP
+
+// TTGO uses a common pinout for their SX1262 vs RF95 modules - both can be enabled and
+// we will probe at runtime for RF95 and if not found then probe for SX1262
+#define USE_RF95 // RFM95/SX127x
+#define USE_SX1262
+#define USE_SX1280
+
+#define LORA_SCK 5
+#define LORA_MISO 3
+#define LORA_MOSI 6
+#define LORA_CS 7
+#define LORA_RESET 8
+
+// per SX1276_Receive_Interrupt/utilities.h
+#define LORA_DIO0 9
+#define LORA_DIO1 33 // TCXO_EN ?
+#define LORA_DIO2 34
+#define LORA_RXEN 21
+#define LORA_TXEN 10
+
+// per SX1262_Receive_Interrupt/utilities.h
+#ifdef USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 33
+#define SX126X_BUSY 34
+#define SX126X_RESET LORA_RESET
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+#endif
+
+// per SX128x_Receive_Interrupt/utilities.h
+#ifdef USE_SX1280
+#define SX128X_CS LORA_CS
+#define SX128X_DIO1 9
+#define SX128X_DIO2 33
+#define SX128X_DIO3 34
+#define SX128X_BUSY 36
+#define SX128X_RESET LORA_RESET
+#define SX128X_RXEN 21
+#define SX128X_TXEN 10
+#define SX128X_MAX_POWER 3
+#endif