xref: /OK3568_Linux_fs/kernel/include/linux/soc/samsung/s3c-adc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2008 Simtec Electronics
4*4882a593Smuzhiyun  *	http://armlinux.simtec.co.uk/
5*4882a593Smuzhiyun  *	Ben Dooks <ben@simtec.co.uk>
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * S3C ADC driver information
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __LINUX_SOC_SAMSUNG_S3C_ADC_H
11*4882a593Smuzhiyun #define __LINUX_SOC_SAMSUNG_S3C_ADC_H __FILE__
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct s3c_adc_client;
14*4882a593Smuzhiyun struct platform_device;
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun extern int s3c_adc_start(struct s3c_adc_client *client,
17*4882a593Smuzhiyun 			 unsigned int channel, unsigned int nr_samples);
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch);
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun extern struct s3c_adc_client *
22*4882a593Smuzhiyun 	s3c_adc_register(struct platform_device *pdev,
23*4882a593Smuzhiyun 			 void (*select)(struct s3c_adc_client *client,
24*4882a593Smuzhiyun 					unsigned selected),
25*4882a593Smuzhiyun 			 void (*conv)(struct s3c_adc_client *client,
26*4882a593Smuzhiyun 				      unsigned d0, unsigned d1,
27*4882a593Smuzhiyun 				      unsigned *samples_left),
28*4882a593Smuzhiyun 			 unsigned int is_ts);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun extern void s3c_adc_release(struct s3c_adc_client *client);
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #endif /* __LINUX_SOC_SAMSUNG_S3C_ADC_H */
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