touchscreen:
  - platform: tt21100
    i2c_id: i2c_bus
    id: tt21100_touchscreen
    display: test_display_screen
    interrupt_pin: ${interrupt_pin}
    reset_pin: ${reset_pin}

binary_sensor:
  - platform: tt21100
    id: tt21100_button
    name: Home Button
    index: 1