1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * include/media/i2c/adp1653.h 2 * include/media/i2c/adp1653.h
4 * 3 *
5 * Copyright (C) 2008--2011 Nokia Corporation 4 * Copyright (C) 2008--2011 Nokia Corporation
6 * 5 *
7 * Contact: Sakari Ailus <sakari.ailus@iki.fi> 6 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
8 * 7 *
9 * Contributors: 8 * Contributors:
10 * Sakari Ailus <sakari.ailus@iki.fi> 9 * Sakari Ailus <sakari.ailus@iki.fi>
11 * Tuukka Toivonen <tuukkat76@gmail.com> 10 * Tuukka Toivonen <tuukkat76@gmail.com>
>> 11 *
>> 12 * This program is free software; you can redistribute it and/or
>> 13 * modify it under the terms of the GNU General Public License
>> 14 * version 2 as published by the Free Software Foundation.
>> 15 *
>> 16 * This program is distributed in the hope that it will be useful, but
>> 17 * WITHOUT ANY WARRANTY; without even the implied warranty of
>> 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
>> 19 * General Public License for more details.
>> 20 *
12 */ 21 */
13 22
14 #ifndef ADP1653_H 23 #ifndef ADP1653_H
15 #define ADP1653_H 24 #define ADP1653_H
16 25
17 #include <linux/i2c.h> 26 #include <linux/i2c.h>
18 #include <linux/mutex.h> 27 #include <linux/mutex.h>
19 #include <linux/videodev2.h> 28 #include <linux/videodev2.h>
20 #include <media/v4l2-ctrls.h> 29 #include <media/v4l2-ctrls.h>
21 #include <media/v4l2-subdev.h> 30 #include <media/v4l2-subdev.h>
22 31
23 #define ADP1653_NAME 32 #define ADP1653_NAME "adp1653"
24 #define ADP1653_I2C_ADDR 33 #define ADP1653_I2C_ADDR (0x60 >> 1)
25 34
26 /* Register definitions */ 35 /* Register definitions */
27 #define ADP1653_REG_OUT_SEL 36 #define ADP1653_REG_OUT_SEL 0x00
28 #define ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN 37 #define ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN 0x01
29 #define ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX 38 #define ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX 0x0b
30 #define ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN 39 #define ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN 0x0c
31 #define ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX 40 #define ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX 0x1f
32 #define ADP1653_REG_OUT_SEL_HPLED_SHIFT 41 #define ADP1653_REG_OUT_SEL_HPLED_SHIFT 3
33 #define ADP1653_REG_OUT_SEL_ILED_MAX 42 #define ADP1653_REG_OUT_SEL_ILED_MAX 0x07
34 #define ADP1653_REG_OUT_SEL_ILED_SHIFT 43 #define ADP1653_REG_OUT_SEL_ILED_SHIFT 0
35 44
36 #define ADP1653_REG_CONFIG 45 #define ADP1653_REG_CONFIG 0x01
37 #define ADP1653_REG_CONFIG_TMR_CFG 46 #define ADP1653_REG_CONFIG_TMR_CFG (1 << 4)
38 #define ADP1653_REG_CONFIG_TMR_SET_MAX 47 #define ADP1653_REG_CONFIG_TMR_SET_MAX 0x0f
39 #define ADP1653_REG_CONFIG_TMR_SET_SHIFT 48 #define ADP1653_REG_CONFIG_TMR_SET_SHIFT 0
40 49
41 #define ADP1653_REG_SW_STROBE 50 #define ADP1653_REG_SW_STROBE 0x02
42 #define ADP1653_REG_SW_STROBE_SW_STROBE 51 #define ADP1653_REG_SW_STROBE_SW_STROBE (1 << 0)
43 52
44 #define ADP1653_REG_FAULT 53 #define ADP1653_REG_FAULT 0x03
45 #define ADP1653_REG_FAULT_FLT_SCP 54 #define ADP1653_REG_FAULT_FLT_SCP (1 << 3)
46 #define ADP1653_REG_FAULT_FLT_OT 55 #define ADP1653_REG_FAULT_FLT_OT (1 << 2)
47 #define ADP1653_REG_FAULT_FLT_TMR 56 #define ADP1653_REG_FAULT_FLT_TMR (1 << 1)
48 #define ADP1653_REG_FAULT_FLT_OV 57 #define ADP1653_REG_FAULT_FLT_OV (1 << 0)
49 58
50 #define ADP1653_INDICATOR_INTENSITY_MIN 59 #define ADP1653_INDICATOR_INTENSITY_MIN 0
51 #define ADP1653_INDICATOR_INTENSITY_STEP 60 #define ADP1653_INDICATOR_INTENSITY_STEP 2500
52 #define ADP1653_INDICATOR_INTENSITY_MAX 61 #define ADP1653_INDICATOR_INTENSITY_MAX \
53 (ADP1653_REG_OUT_SEL_ILED_MAX * ADP165 62 (ADP1653_REG_OUT_SEL_ILED_MAX * ADP1653_INDICATOR_INTENSITY_STEP)
54 #define ADP1653_INDICATOR_INTENSITY_uA_TO_REG( 63 #define ADP1653_INDICATOR_INTENSITY_uA_TO_REG(a) \
55 ((a) / ADP1653_INDICATOR_INTENSITY_STE 64 ((a) / ADP1653_INDICATOR_INTENSITY_STEP)
56 #define ADP1653_INDICATOR_INTENSITY_REG_TO_uA( 65 #define ADP1653_INDICATOR_INTENSITY_REG_TO_uA(a) \
57 ((a) * ADP1653_INDICATOR_INTENSITY_STE 66 ((a) * ADP1653_INDICATOR_INTENSITY_STEP)
58 67
59 #define ADP1653_FLASH_INTENSITY_BASE 68 #define ADP1653_FLASH_INTENSITY_BASE 35
60 #define ADP1653_FLASH_INTENSITY_STEP 69 #define ADP1653_FLASH_INTENSITY_STEP 15
61 #define ADP1653_FLASH_INTENSITY_MIN 70 #define ADP1653_FLASH_INTENSITY_MIN \
62 (ADP1653_FLASH_INTENSITY_BASE 71 (ADP1653_FLASH_INTENSITY_BASE \
63 + ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN 72 + ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN * ADP1653_FLASH_INTENSITY_STEP)
64 #define ADP1653_FLASH_INTENSITY_MAX 73 #define ADP1653_FLASH_INTENSITY_MAX \
65 (ADP1653_FLASH_INTENSITY_MIN + 74 (ADP1653_FLASH_INTENSITY_MIN + \
66 (ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX 75 (ADP1653_REG_OUT_SEL_HPLED_FLASH_MAX - \
67 ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN 76 ADP1653_REG_OUT_SEL_HPLED_FLASH_MIN + 1) * \
68 ADP1653_FLASH_INTENSITY_STEP) 77 ADP1653_FLASH_INTENSITY_STEP)
69 78
70 #define ADP1653_FLASH_INTENSITY_mA_TO_REG(a) 79 #define ADP1653_FLASH_INTENSITY_mA_TO_REG(a) \
71 ((a) < ADP1653_FLASH_INTENSITY_BASE ? 80 ((a) < ADP1653_FLASH_INTENSITY_BASE ? 0 : \
72 (((a) - ADP1653_FLASH_INTENSITY_BASE) 81 (((a) - ADP1653_FLASH_INTENSITY_BASE) / ADP1653_FLASH_INTENSITY_STEP))
73 #define ADP1653_FLASH_INTENSITY_REG_TO_mA(a) 82 #define ADP1653_FLASH_INTENSITY_REG_TO_mA(a) \
74 ((a) * ADP1653_FLASH_INTENSITY_STEP + 83 ((a) * ADP1653_FLASH_INTENSITY_STEP + ADP1653_FLASH_INTENSITY_BASE)
75 84
76 #define ADP1653_TORCH_INTENSITY_MIN 85 #define ADP1653_TORCH_INTENSITY_MIN \
77 (ADP1653_FLASH_INTENSITY_BASE 86 (ADP1653_FLASH_INTENSITY_BASE \
78 + ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN 87 + ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN * ADP1653_FLASH_INTENSITY_STEP)
79 #define ADP1653_TORCH_INTENSITY_MAX 88 #define ADP1653_TORCH_INTENSITY_MAX \
80 (ADP1653_TORCH_INTENSITY_MIN + 89 (ADP1653_TORCH_INTENSITY_MIN + \
81 (ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX 90 (ADP1653_REG_OUT_SEL_HPLED_TORCH_MAX - \
82 ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN 91 ADP1653_REG_OUT_SEL_HPLED_TORCH_MIN + 1) * \
83 ADP1653_FLASH_INTENSITY_STEP) 92 ADP1653_FLASH_INTENSITY_STEP)
84 93
85 struct adp1653_platform_data { 94 struct adp1653_platform_data {
86 int (*power)(struct v4l2_subdev *sd, i 95 int (*power)(struct v4l2_subdev *sd, int on);
87 96
88 u32 max_flash_timeout; /* fla 97 u32 max_flash_timeout; /* flash light timeout in us */
89 u32 max_flash_intensity; /* led 98 u32 max_flash_intensity; /* led intensity, flash mode, mA */
90 u32 max_torch_intensity; /* led 99 u32 max_torch_intensity; /* led intensity, torch mode, mA */
91 u32 max_indicator_intensity; /* ind 100 u32 max_indicator_intensity; /* indicator led intensity, uA */
92 101
93 struct gpio_desc *enable_gpio; /* for 102 struct gpio_desc *enable_gpio; /* for device-tree based boot */
94 }; 103 };
95 104
96 #define to_adp1653_flash(sd) container_of(s 105 #define to_adp1653_flash(sd) container_of(sd, struct adp1653_flash, subdev)
97 106
98 struct adp1653_flash { 107 struct adp1653_flash {
99 struct v4l2_subdev subdev; 108 struct v4l2_subdev subdev;
100 struct adp1653_platform_data *platform 109 struct adp1653_platform_data *platform_data;
101 110
102 struct v4l2_ctrl_handler ctrls; 111 struct v4l2_ctrl_handler ctrls;
103 struct v4l2_ctrl *led_mode; 112 struct v4l2_ctrl *led_mode;
104 struct v4l2_ctrl *flash_timeout; 113 struct v4l2_ctrl *flash_timeout;
105 struct v4l2_ctrl *flash_intensity; 114 struct v4l2_ctrl *flash_intensity;
106 struct v4l2_ctrl *torch_intensity; 115 struct v4l2_ctrl *torch_intensity;
107 struct v4l2_ctrl *indicator_intensity; 116 struct v4l2_ctrl *indicator_intensity;
108 117
109 struct mutex power_lock; 118 struct mutex power_lock;
110 int power_count; 119 int power_count;
111 int fault; 120 int fault;
112 }; 121 };
113 122
114 #endif /* ADP1653_H */ 123 #endif /* ADP1653_H */
115 124
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