drivers: adc: Fix ADC tests for new RP2040 board.
Fix ADC tests with new SparkFun Pro Micro RP2040 board.
#define ADC_2ND_CHANNEL_ID 1
#elif defined(CONFIG_BOARD_RPI_PICO) || \
- defined(CONFIG_BOARD_ADAFRUIT_KB2040)
+ defined(CONFIG_BOARD_ADAFRUIT_KB2040) || \
+ defined(CONFIG_BOARD_SPARKFUN_PRO_MICRO_RP2040)
#define ADC_DEVICE_NODE DT_INST(0, raspberrypi_pico_adc)
#define ADC_RESOLUTION 12
#define ADC_GAIN ADC_GAIN_1
