1 files changed, 15 insertions, 15 deletions
diff --git a/include/adc.h b/include/adc.h
index fe1296cc3b..646298ca76 100644
--- a/include/adc.h
+++ b/include/adc.h
@@ -9,24 +9,24 @@
 #define __CROS_EC_ADC_H
 
 #include "common.h"
-#include "board.h"
 
-/* Data structure to define ADC channels. */
-struct adc_t
-{
-	const char* name;
-	int sequencer;
-	int factor_mul;
-	int factor_div;
-	int shift;
-	int channel;
-	int flag;
-};
-
-/* Read ADC channel. */
+/**
+ * Read an ADC channel.
+ *
+ * @param ch		Channel to read
+ *
+ * @return The scaled ADC value, or ADC_READ_ERROR if error.
+ */
 int adc_read_channel(enum adc_channel ch);
 
-/* Read all ADC channels. Return non-zero on error. */
+/**
+ * Read all ADC channels.
+ *
+ * @param data		Destination array for channel data; must be
+ *			ADC_CH_COUNT elements long.
+ *
+ * @return EC_SUCCESS, or non-zero on error.
+ */
 int adc_read_all_channels(int *data);
 
 #endif  /* __CROS_EC_ADC_H */