1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * gpio.h -- GPIO Driver for Wolfson WM8350 PMIC 4 * 5 * Copyright 2007 Wolfson Microelectronics PLC 6 */ 7 8 #ifndef __LINUX_MFD_WM8350_GPIO_H_ 9 #define __LINUX_MFD_WM8350_GPIO_H_ 10 11 #include <linux/platform_device.h> 12 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 27 #define WM8350_GPIO_LEVEL 0xE6 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 1 170 171 /* 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 187 188 189 /* 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 341 342 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); 346 347 struct wm8350_gpio { 348 struct platform_device *pdev; 349 }; 350 351 /* 352 * GPIO Interrupts 353 */ 354 #define WM8350_IRQ_GPIO(x) (50 + x) 355 356 #endif 357