esphome/tests/components/spi_device/test.rp2040-ard.yaml

spi:
  - id: spi_device1
    clk_pin: 2
    mosi_pin: 3
    miso_pin: 4

spi_device:
  id: spi_device_test
  data_rate: 2MHz
  spi_mode: 3
  bit_order: lsb_first