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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
0c42e0b7 MB |
2 | /* |
3 | * gpio.h -- GPIO Driver for Wolfson WM8350 PMIC | |
4 | * | |
5 | * Copyright 2007 Wolfson Microelectronics PLC | |
0c42e0b7 MB |
6 | */ |
7 | ||
8 | #ifndef __LINUX_MFD_WM8350_GPIO_H_ | |
9 | #define __LINUX_MFD_WM8350_GPIO_H_ | |
10 | ||
add41cb4 MB |
11 | #include <linux/platform_device.h> |
12 | ||
0c42e0b7 MB |
13 | /* |
14 | * GPIO Registers. | |
15 | */ | |
16 | #define WM8350_GPIO_DEBOUNCE 0x80 | |
17 | #define WM8350_GPIO_PIN_PULL_UP_CONTROL 0x81 | |
18 | #define WM8350_GPIO_PULL_DOWN_CONTROL 0x82 | |
19 | #define WM8350_GPIO_INT_MODE 0x83 | |
20 | #define WM8350_GPIO_CONTROL 0x85 | |
21 | #define WM8350_GPIO_CONFIGURATION_I_O 0x86 | |
22 | #define WM8350_GPIO_PIN_POLARITY_TYPE 0x87 | |
23 | #define WM8350_GPIO_FUNCTION_SELECT_1 0x8C | |
24 | #define WM8350_GPIO_FUNCTION_SELECT_2 0x8D | |
25 | #define WM8350_GPIO_FUNCTION_SELECT_3 0x8E | |
26 | #define WM8350_GPIO_FUNCTION_SELECT_4 0x8F | |
38f6ce45 | 27 | #define WM8350_GPIO_LEVEL 0xE6 |
0c42e0b7 MB |
28 | |
29 | /* | |
30 | * GPIO Functions | |
31 | */ | |
32 | #define WM8350_GPIO0_GPIO_IN 0x0 | |
33 | #define WM8350_GPIO0_GPIO_OUT 0x0 | |
34 | #define WM8350_GPIO0_PWR_ON_IN 0x1 | |
35 | #define WM8350_GPIO0_PWR_ON_OUT 0x1 | |
36 | #define WM8350_GPIO0_LDO_EN_IN 0x2 | |
37 | #define WM8350_GPIO0_VRTC_OUT 0x2 | |
38 | #define WM8350_GPIO0_LPWR1_IN 0x3 | |
39 | #define WM8350_GPIO0_POR_B_OUT 0x3 | |
40 | ||
41 | #define WM8350_GPIO1_GPIO_IN 0x0 | |
42 | #define WM8350_GPIO1_GPIO_OUT 0x0 | |
43 | #define WM8350_GPIO1_PWR_ON_IN 0x1 | |
44 | #define WM8350_GPIO1_DO_CONF_OUT 0x1 | |
45 | #define WM8350_GPIO1_LDO_EN_IN 0x2 | |
46 | #define WM8350_GPIO1_RESET_OUT 0x2 | |
47 | #define WM8350_GPIO1_LPWR2_IN 0x3 | |
48 | #define WM8350_GPIO1_MEMRST_OUT 0x3 | |
49 | ||
50 | #define WM8350_GPIO2_GPIO_IN 0x0 | |
51 | #define WM8350_GPIO2_GPIO_OUT 0x0 | |
52 | #define WM8350_GPIO2_PWR_ON_IN 0x1 | |
53 | #define WM8350_GPIO2_PWR_ON_OUT 0x1 | |
54 | #define WM8350_GPIO2_WAKE_UP_IN 0x2 | |
55 | #define WM8350_GPIO2_VRTC_OUT 0x2 | |
56 | #define WM8350_GPIO2_32KHZ_IN 0x3 | |
57 | #define WM8350_GPIO2_32KHZ_OUT 0x3 | |
58 | ||
59 | #define WM8350_GPIO3_GPIO_IN 0x0 | |
60 | #define WM8350_GPIO3_GPIO_OUT 0x0 | |
61 | #define WM8350_GPIO3_PWR_ON_IN 0x1 | |
62 | #define WM8350_GPIO3_P_CLK_OUT 0x1 | |
63 | #define WM8350_GPIO3_LDO_EN_IN 0x2 | |
64 | #define WM8350_GPIO3_VRTC_OUT 0x2 | |
65 | #define WM8350_GPIO3_PWR_OFF_IN 0x3 | |
66 | #define WM8350_GPIO3_32KHZ_OUT 0x3 | |
67 | ||
68 | #define WM8350_GPIO4_GPIO_IN 0x0 | |
69 | #define WM8350_GPIO4_GPIO_OUT 0x0 | |
70 | #define WM8350_GPIO4_MR_IN 0x1 | |
71 | #define WM8350_GPIO4_MEM_RST_OUT 0x1 | |
72 | #define WM8350_GPIO4_FLASH_IN 0x2 | |
73 | #define WM8350_GPIO4_ADA_OUT 0x2 | |
74 | #define WM8350_GPIO4_HIBERNATE_IN 0x3 | |
75 | #define WM8350_GPIO4_FLASH_OUT 0x3 | |
76 | #define WM8350_GPIO4_MICDET_OUT 0x4 | |
77 | #define WM8350_GPIO4_MICSHT_OUT 0x5 | |
78 | ||
79 | #define WM8350_GPIO5_GPIO_IN 0x0 | |
80 | #define WM8350_GPIO5_GPIO_OUT 0x0 | |
81 | #define WM8350_GPIO5_LPWR1_IN 0x1 | |
82 | #define WM8350_GPIO5_P_CLK_OUT 0x1 | |
83 | #define WM8350_GPIO5_ADCLRCLK_IN 0x2 | |
84 | #define WM8350_GPIO5_ADCLRCLK_OUT 0x2 | |
85 | #define WM8350_GPIO5_HIBERNATE_IN 0x3 | |
86 | #define WM8350_GPIO5_32KHZ_OUT 0x3 | |
87 | #define WM8350_GPIO5_MICDET_OUT 0x4 | |
88 | #define WM8350_GPIO5_MICSHT_OUT 0x5 | |
89 | #define WM8350_GPIO5_ADA_OUT 0x6 | |
90 | #define WM8350_GPIO5_OPCLK_OUT 0x7 | |
91 | ||
92 | #define WM8350_GPIO6_GPIO_IN 0x0 | |
93 | #define WM8350_GPIO6_GPIO_OUT 0x0 | |
94 | #define WM8350_GPIO6_LPWR2_IN 0x1 | |
95 | #define WM8350_GPIO6_MEMRST_OUT 0x1 | |
96 | #define WM8350_GPIO6_FLASH_IN 0x2 | |
97 | #define WM8350_GPIO6_ADA_OUT 0x2 | |
98 | #define WM8350_GPIO6_HIBERNATE_IN 0x3 | |
99 | #define WM8350_GPIO6_RTC_OUT 0x3 | |
100 | #define WM8350_GPIO6_MICDET_OUT 0x4 | |
101 | #define WM8350_GPIO6_MICSHT_OUT 0x5 | |
102 | #define WM8350_GPIO6_ADCLRCLKB_OUT 0x6 | |
103 | #define WM8350_GPIO6_SDOUT_OUT 0x7 | |
104 | ||
105 | #define WM8350_GPIO7_GPIO_IN 0x0 | |
106 | #define WM8350_GPIO7_GPIO_OUT 0x0 | |
107 | #define WM8350_GPIO7_LPWR3_IN 0x1 | |
108 | #define WM8350_GPIO7_P_CLK_OUT 0x1 | |
109 | #define WM8350_GPIO7_MASK_IN 0x2 | |
110 | #define WM8350_GPIO7_VCC_FAULT_OUT 0x2 | |
111 | #define WM8350_GPIO7_HIBERNATE_IN 0x3 | |
112 | #define WM8350_GPIO7_BATT_FAULT_OUT 0x3 | |
113 | #define WM8350_GPIO7_MICDET_OUT 0x4 | |
114 | #define WM8350_GPIO7_MICSHT_OUT 0x5 | |
115 | #define WM8350_GPIO7_ADA_OUT 0x6 | |
116 | #define WM8350_GPIO7_CSB_IN 0x7 | |
117 | ||
118 | #define WM8350_GPIO8_GPIO_IN 0x0 | |
119 | #define WM8350_GPIO8_GPIO_OUT 0x0 | |
120 | #define WM8350_GPIO8_MR_IN 0x1 | |
121 | #define WM8350_GPIO8_VCC_FAULT_OUT 0x1 | |
122 | #define WM8350_GPIO8_ADCBCLK_IN 0x2 | |
123 | #define WM8350_GPIO8_ADCBCLK_OUT 0x2 | |
124 | #define WM8350_GPIO8_PWR_OFF_IN 0x3 | |
125 | #define WM8350_GPIO8_BATT_FAULT_OUT 0x3 | |
126 | #define WM8350_GPIO8_ALTSCL_IN 0xf | |
127 | ||
128 | #define WM8350_GPIO9_GPIO_IN 0x0 | |
129 | #define WM8350_GPIO9_GPIO_OUT 0x0 | |
130 | #define WM8350_GPIO9_HEARTBEAT_IN 0x1 | |
131 | #define WM8350_GPIO9_VCC_FAULT_OUT 0x1 | |
132 | #define WM8350_GPIO9_MASK_IN 0x2 | |
133 | #define WM8350_GPIO9_LINE_GT_BATT_OUT 0x2 | |
134 | #define WM8350_GPIO9_PWR_OFF_IN 0x3 | |
135 | #define WM8350_GPIO9_BATT_FAULT_OUT 0x3 | |
136 | #define WM8350_GPIO9_ALTSDA_OUT 0xf | |
137 | ||
138 | #define WM8350_GPIO10_GPIO_IN 0x0 | |
139 | #define WM8350_GPIO10_GPIO_OUT 0x0 | |
140 | #define WM8350_GPIO10_ISINKC_OUT 0x1 | |
141 | #define WM8350_GPIO10_PWR_OFF_IN 0x2 | |
142 | #define WM8350_GPIO10_LINE_GT_BATT_OUT 0x2 | |
143 | #define WM8350_GPIO10_CHD_IND_IN 0x3 | |
144 | ||
145 | #define WM8350_GPIO11_GPIO_IN 0x0 | |
146 | #define WM8350_GPIO11_GPIO_OUT 0x0 | |
147 | #define WM8350_GPIO11_ISINKD_OUT 0x1 | |
148 | #define WM8350_GPIO11_WAKEUP_IN 0x2 | |
149 | #define WM8350_GPIO11_LINE_GT_BATT_OUT 0x2 | |
150 | #define WM8350_GPIO11_CHD_IND_IN 0x3 | |
151 | ||
152 | #define WM8350_GPIO12_GPIO_IN 0x0 | |
153 | #define WM8350_GPIO12_GPIO_OUT 0x0 | |
154 | #define WM8350_GPIO12_ISINKE_OUT 0x1 | |
155 | #define WM8350_GPIO12_LINE_GT_BATT_OUT 0x2 | |
156 | #define WM8350_GPIO12_LINE_EN_OUT 0x3 | |
157 | #define WM8350_GPIO12_32KHZ_OUT 0x4 | |
158 | ||
159 | #define WM8350_GPIO_DIR_IN 0 | |
160 | #define WM8350_GPIO_DIR_OUT 1 | |
161 | #define WM8350_GPIO_ACTIVE_LOW 0 | |
162 | #define WM8350_GPIO_ACTIVE_HIGH 1 | |
163 | #define WM8350_GPIO_PULL_NONE 0 | |
164 | #define WM8350_GPIO_PULL_UP 1 | |
165 | #define WM8350_GPIO_PULL_DOWN 2 | |
166 | #define WM8350_GPIO_INVERT_OFF 0 | |
167 | #define WM8350_GPIO_INVERT_ON 1 | |
168 | #define WM8350_GPIO_DEBOUNCE_OFF 0 | |
169 | #define WM8350_GPIO_DEBOUNCE_ON 1 | |
170 | ||
0c7229f9 MB |
171 | /* |
172 | * R30 (0x1E) - GPIO Interrupt Status | |
173 | */ | |
174 | #define WM8350_GP12_EINT 0x1000 | |
175 | #define WM8350_GP11_EINT 0x0800 | |
176 | #define WM8350_GP10_EINT 0x0400 | |
177 | #define WM8350_GP9_EINT 0x0200 | |
178 | #define WM8350_GP8_EINT 0x0100 | |
179 | #define WM8350_GP7_EINT 0x0080 | |
180 | #define WM8350_GP6_EINT 0x0040 | |
181 | #define WM8350_GP5_EINT 0x0020 | |
182 | #define WM8350_GP4_EINT 0x0010 | |
183 | #define WM8350_GP3_EINT 0x0008 | |
184 | #define WM8350_GP2_EINT 0x0004 | |
185 | #define WM8350_GP1_EINT 0x0002 | |
186 | #define WM8350_GP0_EINT 0x0001 | |
187 | ||
188 | ||
0c42e0b7 MB |
189 | /* |
190 | * R128 (0x80) - GPIO Debounce | |
191 | */ | |
192 | #define WM8350_GP12_DB 0x1000 | |
193 | #define WM8350_GP11_DB 0x0800 | |
194 | #define WM8350_GP10_DB 0x0400 | |
195 | #define WM8350_GP9_DB 0x0200 | |
196 | #define WM8350_GP8_DB 0x0100 | |
197 | #define WM8350_GP7_DB 0x0080 | |
198 | #define WM8350_GP6_DB 0x0040 | |
199 | #define WM8350_GP5_DB 0x0020 | |
200 | #define WM8350_GP4_DB 0x0010 | |
201 | #define WM8350_GP3_DB 0x0008 | |
202 | #define WM8350_GP2_DB 0x0004 | |
203 | #define WM8350_GP1_DB 0x0002 | |
204 | #define WM8350_GP0_DB 0x0001 | |
205 | ||
206 | /* | |
207 | * R129 (0x81) - GPIO Pin pull up Control | |
208 | */ | |
209 | #define WM8350_GP12_PU 0x1000 | |
210 | #define WM8350_GP11_PU 0x0800 | |
211 | #define WM8350_GP10_PU 0x0400 | |
212 | #define WM8350_GP9_PU 0x0200 | |
213 | #define WM8350_GP8_PU 0x0100 | |
214 | #define WM8350_GP7_PU 0x0080 | |
215 | #define WM8350_GP6_PU 0x0040 | |
216 | #define WM8350_GP5_PU 0x0020 | |
217 | #define WM8350_GP4_PU 0x0010 | |
218 | #define WM8350_GP3_PU 0x0008 | |
219 | #define WM8350_GP2_PU 0x0004 | |
220 | #define WM8350_GP1_PU 0x0002 | |
221 | #define WM8350_GP0_PU 0x0001 | |
222 | ||
223 | /* | |
224 | * R130 (0x82) - GPIO Pull down Control | |
225 | */ | |
226 | #define WM8350_GP12_PD 0x1000 | |
227 | #define WM8350_GP11_PD 0x0800 | |
228 | #define WM8350_GP10_PD 0x0400 | |
229 | #define WM8350_GP9_PD 0x0200 | |
230 | #define WM8350_GP8_PD 0x0100 | |
231 | #define WM8350_GP7_PD 0x0080 | |
232 | #define WM8350_GP6_PD 0x0040 | |
233 | #define WM8350_GP5_PD 0x0020 | |
234 | #define WM8350_GP4_PD 0x0010 | |
235 | #define WM8350_GP3_PD 0x0008 | |
236 | #define WM8350_GP2_PD 0x0004 | |
237 | #define WM8350_GP1_PD 0x0002 | |
238 | #define WM8350_GP0_PD 0x0001 | |
239 | ||
240 | /* | |
241 | * R131 (0x83) - GPIO Interrupt Mode | |
242 | */ | |
243 | #define WM8350_GP12_INTMODE 0x1000 | |
244 | #define WM8350_GP11_INTMODE 0x0800 | |
245 | #define WM8350_GP10_INTMODE 0x0400 | |
246 | #define WM8350_GP9_INTMODE 0x0200 | |
247 | #define WM8350_GP8_INTMODE 0x0100 | |
248 | #define WM8350_GP7_INTMODE 0x0080 | |
249 | #define WM8350_GP6_INTMODE 0x0040 | |
250 | #define WM8350_GP5_INTMODE 0x0020 | |
251 | #define WM8350_GP4_INTMODE 0x0010 | |
252 | #define WM8350_GP3_INTMODE 0x0008 | |
253 | #define WM8350_GP2_INTMODE 0x0004 | |
254 | #define WM8350_GP1_INTMODE 0x0002 | |
255 | #define WM8350_GP0_INTMODE 0x0001 | |
256 | ||
257 | /* | |
258 | * R133 (0x85) - GPIO Control | |
259 | */ | |
260 | #define WM8350_GP_DBTIME_MASK 0x00C0 | |
261 | ||
262 | /* | |
263 | * R134 (0x86) - GPIO Configuration (i/o) | |
264 | */ | |
265 | #define WM8350_GP12_DIR 0x1000 | |
266 | #define WM8350_GP11_DIR 0x0800 | |
267 | #define WM8350_GP10_DIR 0x0400 | |
268 | #define WM8350_GP9_DIR 0x0200 | |
269 | #define WM8350_GP8_DIR 0x0100 | |
270 | #define WM8350_GP7_DIR 0x0080 | |
271 | #define WM8350_GP6_DIR 0x0040 | |
272 | #define WM8350_GP5_DIR 0x0020 | |
273 | #define WM8350_GP4_DIR 0x0010 | |
274 | #define WM8350_GP3_DIR 0x0008 | |
275 | #define WM8350_GP2_DIR 0x0004 | |
276 | #define WM8350_GP1_DIR 0x0002 | |
277 | #define WM8350_GP0_DIR 0x0001 | |
278 | ||
279 | /* | |
280 | * R135 (0x87) - GPIO Pin Polarity / Type | |
281 | */ | |
282 | #define WM8350_GP12_CFG 0x1000 | |
283 | #define WM8350_GP11_CFG 0x0800 | |
284 | #define WM8350_GP10_CFG 0x0400 | |
285 | #define WM8350_GP9_CFG 0x0200 | |
286 | #define WM8350_GP8_CFG 0x0100 | |
287 | #define WM8350_GP7_CFG 0x0080 | |
288 | #define WM8350_GP6_CFG 0x0040 | |
289 | #define WM8350_GP5_CFG 0x0020 | |
290 | #define WM8350_GP4_CFG 0x0010 | |
291 | #define WM8350_GP3_CFG 0x0008 | |
292 | #define WM8350_GP2_CFG 0x0004 | |
293 | #define WM8350_GP1_CFG 0x0002 | |
294 | #define WM8350_GP0_CFG 0x0001 | |
295 | ||
296 | /* | |
297 | * R140 (0x8C) - GPIO Function Select 1 | |
298 | */ | |
299 | #define WM8350_GP3_FN_MASK 0xF000 | |
300 | #define WM8350_GP2_FN_MASK 0x0F00 | |
301 | #define WM8350_GP1_FN_MASK 0x00F0 | |
302 | #define WM8350_GP0_FN_MASK 0x000F | |
303 | ||
304 | /* | |
305 | * R141 (0x8D) - GPIO Function Select 2 | |
306 | */ | |
307 | #define WM8350_GP7_FN_MASK 0xF000 | |
308 | #define WM8350_GP6_FN_MASK 0x0F00 | |
309 | #define WM8350_GP5_FN_MASK 0x00F0 | |
310 | #define WM8350_GP4_FN_MASK 0x000F | |
311 | ||
312 | /* | |
313 | * R142 (0x8E) - GPIO Function Select 3 | |
314 | */ | |
315 | #define WM8350_GP11_FN_MASK 0xF000 | |
316 | #define WM8350_GP10_FN_MASK 0x0F00 | |
317 | #define WM8350_GP9_FN_MASK 0x00F0 | |
318 | #define WM8350_GP8_FN_MASK 0x000F | |
319 | ||
320 | /* | |
321 | * R143 (0x8F) - GPIO Function Select 4 | |
322 | */ | |
323 | #define WM8350_GP12_FN_MASK 0x000F | |
324 | ||
325 | /* | |
326 | * R230 (0xE6) - GPIO Pin Status | |
327 | */ | |
328 | #define WM8350_GP12_LVL 0x1000 | |
329 | #define WM8350_GP11_LVL 0x0800 | |
330 | #define WM8350_GP10_LVL 0x0400 | |
331 | #define WM8350_GP9_LVL 0x0200 | |
332 | #define WM8350_GP8_LVL 0x0100 | |
333 | #define WM8350_GP7_LVL 0x0080 | |
334 | #define WM8350_GP6_LVL 0x0040 | |
335 | #define WM8350_GP5_LVL 0x0020 | |
336 | #define WM8350_GP4_LVL 0x0010 | |
337 | #define WM8350_GP3_LVL 0x0008 | |
338 | #define WM8350_GP2_LVL 0x0004 | |
339 | #define WM8350_GP1_LVL 0x0002 | |
340 | #define WM8350_GP0_LVL 0x0001 | |
341 | ||
0e720393 MB |
342 | struct wm8350; |
343 | ||
344 | int wm8350_gpio_config(struct wm8350 *wm8350, int gpio, int dir, int func, | |
345 | int pol, int pull, int invert, int debounce); | |
346 | ||
add41cb4 MB |
347 | struct wm8350_gpio { |
348 | struct platform_device *pdev; | |
349 | }; | |
350 | ||
0e720393 MB |
351 | /* |
352 | * GPIO Interrupts | |
353 | */ | |
354 | #define WM8350_IRQ_GPIO(x) (50 + x) | |
355 | ||
0c42e0b7 | 356 | #endif |