tests: drivers: adc: adc_api: add support for MikroElektronika ADC Click

#include <zephyr.h>

#include <ztest.h>

#if defined(CONFIG_BOARD_NRF51DK_NRF51422)

#if defined(CONFIG_SHIELD_MIKROE_ADC_CLICK)

#define ADC_DEVICE_NAME		DT_LABEL(DT_INST(0, microchip_mcp3204))

#define ADC_RESOLUTION		12

#define ADC_GAIN		ADC_GAIN_1

#define ADC_REFERENCE		ADC_REF_EXTERNAL0

#define ADC_ACQUISITION_TIME	ADC_ACQ_TIME_DEFAULT

#define ADC_1ST_CHANNEL_ID	0

#define ADC_2ND_CHANNEL_ID	1

#elif defined(CONFIG_BOARD_NRF51DK_NRF51422)

#include <hal/nrf_adc.h>

#define ADC_DEVICE_NAME		DT_ADC_0_NAME