LXR linux/include/linux/soc/samsung/s3c-adc.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (c) 2008 Simtec Electronics
   4 *      http://armlinux.simtec.co.uk/   
   5 *      Ben Dooks <ben@simtec.co.uk>
   6 *
   7 * S3C ADC driver information
   8 */
   9
  10#ifndef __LINUX_SOC_SAMSUNG_S3C_ADC_H
  11#define __LINUX_SOC_SAMSUNG_S3C_ADC_H __FILE__
  12
  13struct s3c_adc_client;
  14struct platform_device;
  15
  16extern int s3c_adc_start(struct s3c_adc_client *client,
  17                         unsigned int channel, unsigned int nr_samples);
  18
  19extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch);
  20
  21extern struct s3c_adc_client *
  22        s3c_adc_register(struct platform_device *pdev,
  23                         void (*select)(struct s3c_adc_client *client,
  24                                        unsigned selected),
  25                         void (*conv)(struct s3c_adc_client *client,
  26                                      unsigned d0, unsigned d1,
  27                                      unsigned *samples_left),
  28                         unsigned int is_ts);
  29
  30extern void s3c_adc_release(struct s3c_adc_client *client);
  31
  32#endif /* __LINUX_SOC_SAMSUNG_S3C_ADC_H */
  33