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"[PATCH] Fix leaks on /proc/{*/sched,sched_debug,timer_list,timer_stats}" and
[mmotm.git] / include / linux / mfd / adp5520.h
blobac37558a4673367d52407148c58a04b15e1b6ca1
1 /*
2 * Definitions and platform data for Analog Devices
3 * ADP5520/ADP5501 MFD PMICs (Backlight, LED, GPIO and Keys)
4 *
5 * Copyright 2009 Analog Devices Inc.
6 *
7 * Licensed under the GPL-2 or later.
8 */
9
10
11 #ifndef __LINUX_MFD_ADP5520_H
12 #define __LINUX_MFD_ADP5520_H
13
14 #define ID_ADP5520 5520
15 #define ID_ADP5501 5501
16
17 /*
18 * ADP5520/ADP5501 Register Map
19 */
20
21 #define ADP5520_MODE_STATUS 0x00
22 #define ADP5520_INTERRUPT_ENABLE 0x01
23 #define ADP5520_BL_CONTROL 0x02
24 #define ADP5520_BL_TIME 0x03
25 #define ADP5520_BL_FADE 0x04
26 #define ADP5520_DAYLIGHT_MAX 0x05
27 #define ADP5520_DAYLIGHT_DIM 0x06
28 #define ADP5520_OFFICE_MAX 0x07
29 #define ADP5520_OFFICE_DIM 0x08
30 #define ADP5520_DARK_MAX 0x09
31 #define ADP5520_DARK_DIM 0x0A
32 #define ADP5520_BL_VALUE 0x0B
33 #define ADP5520_ALS_CMPR_CFG 0x0C
34 #define ADP5520_L2_TRIP 0x0D
35 #define ADP5520_L2_HYS 0x0E
36 #define ADP5520_L3_TRIP 0x0F
37 #define ADP5520_L3_HYS 0x10
38 #define ADP5520_LED_CONTROL 0x11
39 #define ADP5520_LED_TIME 0x12
40 #define ADP5520_LED_FADE 0x13
41 #define ADP5520_LED1_CURRENT 0x14
42 #define ADP5520_LED2_CURRENT 0x15
43 #define ADP5520_LED3_CURRENT 0x16
44
45 /*
46 * ADP5520 Register Map
47 */
48
49 #define ADP5520_GPIO_CFG_1 0x17
50 #define ADP5520_GPIO_CFG_2 0x18
51 #define ADP5520_GPIO_IN 0x19
52 #define ADP5520_GPIO_OUT 0x1A
53 #define ADP5520_GPIO_INT_EN 0x1B
54 #define ADP5520_GPIO_INT_STAT 0x1C
55 #define ADP5520_GPIO_INT_LVL 0x1D
56 #define ADP5520_GPIO_DEBOUNCE 0x1E
57 #define ADP5520_GPIO_PULLUP 0x1F
58 #define ADP5520_KP_INT_STAT_1 0x20
59 #define ADP5520_KP_INT_STAT_2 0x21
60 #define ADP5520_KR_INT_STAT_1 0x22
61 #define ADP5520_KR_INT_STAT_2 0x23
62 #define ADP5520_KEY_STAT_1 0x24
63 #define ADP5520_KEY_STAT_2 0x25
64
65 /*
66 * MODE_STATUS bits
67 */
68
69 #define ADP5520_nSTNBY (1 << 7)
70 #define ADP5520_BL_EN (1 << 6)
71 #define ADP5520_DIM_EN (1 << 5)
72 #define ADP5520_OVP_INT (1 << 4)
73 #define ADP5520_CMPR_INT (1 << 3)
74 #define ADP5520_GPI_INT (1 << 2)
75 #define ADP5520_KR_INT (1 << 1)
76 #define ADP5520_KP_INT (1 << 0)
77
78 /*
79 * INTERRUPT_ENABLE bits
80 */
81
82 #define ADP5520_AUTO_LD_EN (1 << 4)
83 #define ADP5520_CMPR_IEN (1 << 3)
84 #define ADP5520_OVP_IEN (1 << 2)
85 #define ADP5520_KR_IEN (1 << 1)
86 #define ADP5520_KP_IEN (1 << 0)
87
88 /*
89 * BL_CONTROL bits
90 */
91
92 #define ADP5520_BL_LVL ((x) << 5)
93 #define ADP5520_BL_LAW ((x) << 4)
94 #define ADP5520_BL_AUTO_ADJ (1 << 3)
95 #define ADP5520_OVP_EN (1 << 2)
96 #define ADP5520_FOVR (1 << 1)
97 #define ADP5520_KP_BL_EN (1 << 0)
98
99 /*
100 * ALS_CMPR_CFG bits
101 */
102
103 #define ADP5520_L3_OUT (1 << 3)
104 #define ADP5520_L2_OUT (1 << 2)
105 #define ADP5520_L3_EN (1 << 1)
106
107 #define ADP5020_MAX_BRIGHTNESS 0x7F
108
109 #define FADE_VAL(in, out) ((0xF & (in)) | ((0xF & (out)) << 4))
110 #define BL_CTRL_VAL(law, auto) (((1 & (auto)) << 3) | ((0x3 & (law)) << 4))
111 #define ALS_CMPR_CFG_VAL(filt, l3_en) (((0x7 & filt) << 5) | l3_en)
112
113 /*
114 * LEDs subdevice bits and masks
115 */
116
117 #define ADP5520_01_MAXLEDS 3
118
119 #define ADP5520_FLAG_LED_MASK 0x3
120 #define ADP5520_FLAG_OFFT_SHIFT 8
121 #define ADP5520_FLAG_OFFT_MASK 0x3
122
123 #define ADP5520_R3_MODE (1 << 5)
124 #define ADP5520_C3_MODE (1 << 4)
125 #define ADP5520_LED_LAW (1 << 3)
126 #define ADP5520_LED3_EN (1 << 2)
127 #define ADP5520_LED2_EN (1 << 1)
128 #define ADP5520_LED1_EN (1 << 0)
129
130 /*
131 * GPIO subdevice bits and masks
132 */
133
134 #define ADP5520_MAXGPIOS 8
135
136 #define ADP5520_GPIO_C3 (1 << 7) /* LED2 or GPIO7 aka C3 */
137 #define ADP5520_GPIO_C2 (1 << 6)
138 #define ADP5520_GPIO_C1 (1 << 5)
139 #define ADP5520_GPIO_C0 (1 << 4)
140 #define ADP5520_GPIO_R3 (1 << 3) /* LED3 or GPIO3 aka R3 */
141 #define ADP5520_GPIO_R2 (1 << 2)
142 #define ADP5520_GPIO_R1 (1 << 1)
143 #define ADP5520_GPIO_R0 (1 << 0)
144
145 struct adp5520_gpio_platform_data {
146 unsigned gpio_start;
147 u8 gpio_en_mask;
148 u8 gpio_pullup_mask;
149 };
150
151 /*
152 * Keypad subdevice bits and masks
153 */
154
155 #define ADP5520_MAXKEYS 16
156
157 #define ADP5520_COL_C3 (1 << 7) /* LED2 or GPIO7 aka C3 */
158 #define ADP5520_COL_C2 (1 << 6)
159 #define ADP5520_COL_C1 (1 << 5)
160 #define ADP5520_COL_C0 (1 << 4)
161 #define ADP5520_ROW_R3 (1 << 3) /* LED3 or GPIO3 aka R3 */
162 #define ADP5520_ROW_R2 (1 << 2)
163 #define ADP5520_ROW_R1 (1 << 1)
164 #define ADP5520_ROW_R0 (1 << 0)
165
166 #define ADP5520_KEY(row, col) (col + row * 4)
167 #define ADP5520_KEYMAPSIZE ADP5520_MAXKEYS
168
169 struct adp5520_keys_platform_data {
170 int rows_en_mask; /* Number of rows */
171 int cols_en_mask; /* Number of columns */
172 const unsigned short *keymap; /* Pointer to keymap */
173 unsigned short keymapsize; /* Keymap size */
174 unsigned repeat:1; /* Enable key repeat */
175 };
176
177
178 /*
179 * LEDs subdevice platform data
180 */
181
182 #define FLAG_ID_ADP5520_LED1_ADP5501_LED0 1 /* ADP5520 PIN ILED */
183 #define FLAG_ID_ADP5520_LED2_ADP5501_LED1 2 /* ADP5520 PIN C3 */
184 #define FLAG_ID_ADP5520_LED3_ADP5501_LED2 3 /* ADP5520 PIN R3 */
185
186 #define ADP5520_LED_DIS_BLINK (0 << ADP5520_FLAG_OFFT_SHIFT)
187 #define ADP5520_LED_OFFT_600ms (1 << ADP5520_FLAG_OFFT_SHIFT)
188 #define ADP5520_LED_OFFT_800ms (2 << ADP5520_FLAG_OFFT_SHIFT)
189 #define ADP5520_LED_OFFT_1200ms (3 << ADP5520_FLAG_OFFT_SHIFT)
190
191 #define ADP5520_LED_ONT_200ms 0
192 #define ADP5520_LED_ONT_600ms 1
193 #define ADP5520_LED_ONT_800ms 2
194 #define ADP5520_LED_ONT_1200ms 3
195
196 struct adp5520_leds_platform_data {
197 int num_leds;
198 struct led_info *leds;
199 u8 fade_in; /* Backlight Fade-In Timer */
200 u8 fade_out; /* Backlight Fade-Out Timer */
201 u8 led_on_time;
202 };
203
204 /*
205 * Backlight subdevice platform data
206 */
207
208 #define ADP5520_FADE_T_DIS 0 /* Fade Timer Disabled */
209 #define ADP5520_FADE_T_300ms 1 /* 0.3 Sec */
210 #define ADP5520_FADE_T_600ms 2
211 #define ADP5520_FADE_T_900ms 3
212 #define ADP5520_FADE_T_1200ms 4
213 #define ADP5520_FADE_T_1500ms 5
214 #define ADP5520_FADE_T_1800ms 6
215 #define ADP5520_FADE_T_2100ms 7
216 #define ADP5520_FADE_T_2400ms 8
217 #define ADP5520_FADE_T_2700ms 9
218 #define ADP5520_FADE_T_3000ms 10
219 #define ADP5520_FADE_T_3500ms 11
220 #define ADP5520_FADE_T_4000ms 12
221 #define ADP5520_FADE_T_4500ms 13
222 #define ADP5520_FADE_T_5000ms 14
223 #define ADP5520_FADE_T_5500ms 15 /* 5.5 Sec */
224
225 #define ADP5520_BL_LAW_LINEAR 0
226 #define ADP5520_BL_LAW_SQUARE 1
227 #define ADP5520_BL_LAW_CUBIC1 2
228 #define ADP5520_BL_LAW_CUBIC2 3
229
230 #define ADP5520_BL_AMBL_FILT_80ms 0 /* Light sensor filter time */
231 #define ADP5520_BL_AMBL_FILT_160ms 1
232 #define ADP5520_BL_AMBL_FILT_320ms 2
233 #define ADP5520_BL_AMBL_FILT_640ms 3
234 #define ADP5520_BL_AMBL_FILT_1280ms 4
235 #define ADP5520_BL_AMBL_FILT_2560ms 5
236 #define ADP5520_BL_AMBL_FILT_5120ms 6
237 #define ADP5520_BL_AMBL_FILT_10240ms 7 /* 10.24 sec */
238
239 /*
240 * Blacklight current 0..30mA
241 */
242 #define ADP5520_BL_CUR_mA(I) ((I * 127) / 30)
243
244 /*
245 * L2 comparator current 0..1000uA
246 */
247 #define ADP5520_L2_COMP_CURR_uA(I) ((I * 255) / 1000)
248
249 /*
250 * L3 comparator current 0..127uA
251 */
252 #define ADP5520_L3_COMP_CURR_uA(I) ((I * 255) / 127)
253
254 struct adp5520_backlight_platform_data {
255 u8 fade_in; /* Backlight Fade-In Timer */
256 u8 fade_out; /* Backlight Fade-Out Timer */
257 u8 fade_led_law; /* fade-on/fade-off transfer characteristic */
258
259 u8 en_ambl_sens; /* 1 = enable ambient light sensor */
260 u8 abml_filt; /* Light sensor filter time */
261 u8 l1_daylight_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
262 u8 l1_daylight_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
263 u8 l2_office_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
264 u8 l2_office_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
265 u8 l3_dark_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
266 u8 l3_dark_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
267 u8 l2_trip; /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
268 u8 l2_hyst; /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
269 u8 l3_trip; /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
270 u8 l3_hyst; /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
271 };
272
273 /*
274 * MFD chip platform data
275 */
276
277 struct adp5520_platform_data {
278 struct adp5520_keys_platform_data *keys;
279 struct adp5520_gpio_platform_data *gpio;
280 struct adp5520_leds_platform_data *leds;
281 struct adp5520_backlight_platform_data *backlight;
282 };
283
284 /*
285 * MFD chip functions
286 */
287
288 extern int adp5520_read(struct device *dev, int reg, uint8_t *val);
289 extern int adp5520_write(struct device *dev, int reg, u8 val);
290 extern int adp5520_clr_bits(struct device *dev, int reg, uint8_t bit_mask);
291 extern int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask);
292
293 extern int adp5520_register_notifier(struct device *dev,
294 struct notifier_block *nb, unsigned int events);
295
296 extern int adp5520_unregister_notifier(struct device *dev,
297 struct notifier_block *nb, unsigned int events);
298
299 #endif /* __LINUX_MFD_ADP5520_H */
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