root/include/linux/jz4740-adc.h

#ifndef __LINUX_JZ4740_ADC
#define __LINUX_JZ4740_ADC

struct device;

/*
 * jz4740_adc_set_config - Configure a JZ4740 adc device
 * @dev: Pointer to a jz4740-adc device
 * @mask: Mask for the config value to be set
 * @val: Value to be set
 *
 * This function can be used by the JZ4740 ADC mfd cells to configure their
 * options in the shared config register.
*/
int jz4740_adc_set_config(struct device *dev, uint32_t mask, uint32_t val);

#define JZ_ADC_CONFIG_SPZZ              BIT(31)
#define JZ_ADC_CONFIG_EX_IN             BIT(30)
#define JZ_ADC_CONFIG_DNUM_MASK         (0x7 << 16)
#define JZ_ADC_CONFIG_DMA_ENABLE        BIT(15)
#define JZ_ADC_CONFIG_XYZ_MASK          (0x2 << 13)
#define JZ_ADC_CONFIG_SAMPLE_NUM_MASK   (0x7 << 10)
#define JZ_ADC_CONFIG_CLKDIV_MASK       (0xf << 5)
#define JZ_ADC_CONFIG_BAT_MB            BIT(4)

#define JZ_ADC_CONFIG_DNUM(dnum)        ((dnum) << 16)
#define JZ_ADC_CONFIG_XYZ_OFFSET(dnum)  ((xyz) << 13)
#define JZ_ADC_CONFIG_SAMPLE_NUM(x)     ((x) << 10)
#define JZ_ADC_CONFIG_CLKDIV(div)       ((div) << 5)

#endif