Lines Matching defs:reference
56 u32 reference; /* in millivolts */
90 value = value * adc->reference >> 12;
100 /* The minimum reference is 0 for this chip family */
109 u32 reference;
114 reference = adc->reference;
118 return sprintf(buf, "%d\n", reference);
134 adc->reference = value;
178 /* set a default value for the reference */
179 adc->reference = 3300;