xref: /OK3568_Linux_fs/kernel/include/linux/mfd/lp8788-isink.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * TI LP8788 MFD - common definitions for current sinks
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2012 Texas Instruments
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: Milo(Woogyom) Kim <milo.kim@ti.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __ISINK_LP8788_H__
11*4882a593Smuzhiyun #define __ISINK_LP8788_H__
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* register address */
14*4882a593Smuzhiyun #define LP8788_ISINK_CTRL		0x99
15*4882a593Smuzhiyun #define LP8788_ISINK12_IOUT		0x9A
16*4882a593Smuzhiyun #define LP8788_ISINK3_IOUT		0x9B
17*4882a593Smuzhiyun #define LP8788_ISINK1_PWM		0x9C
18*4882a593Smuzhiyun #define LP8788_ISINK2_PWM		0x9D
19*4882a593Smuzhiyun #define LP8788_ISINK3_PWM		0x9E
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun /* mask bits */
22*4882a593Smuzhiyun #define LP8788_ISINK1_IOUT_M		0x0F	/* Addr 9Ah */
23*4882a593Smuzhiyun #define LP8788_ISINK2_IOUT_M		0xF0
24*4882a593Smuzhiyun #define LP8788_ISINK3_IOUT_M		0x0F	/* Addr 9Bh */
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun /* 6 bits used for PWM code : Addr 9C ~ 9Eh */
27*4882a593Smuzhiyun #define LP8788_ISINK_MAX_PWM		63
28*4882a593Smuzhiyun #define LP8788_ISINK_SCALE_OFFSET	3
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun static const u8 lp8788_iout_addr[] = {
31*4882a593Smuzhiyun 	LP8788_ISINK12_IOUT,
32*4882a593Smuzhiyun 	LP8788_ISINK12_IOUT,
33*4882a593Smuzhiyun 	LP8788_ISINK3_IOUT,
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun static const u8 lp8788_iout_mask[] = {
37*4882a593Smuzhiyun 	LP8788_ISINK1_IOUT_M,
38*4882a593Smuzhiyun 	LP8788_ISINK2_IOUT_M,
39*4882a593Smuzhiyun 	LP8788_ISINK3_IOUT_M,
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun static const u8 lp8788_pwm_addr[] = {
43*4882a593Smuzhiyun 	LP8788_ISINK1_PWM,
44*4882a593Smuzhiyun 	LP8788_ISINK2_PWM,
45*4882a593Smuzhiyun 	LP8788_ISINK3_PWM,
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun #endif
49