Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Arizona core driver |
| 3 | * |
| 4 | * Copyright 2012 Wolfson Microelectronics plc |
| 5 | * |
| 6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
| 13 | #include <linux/delay.h> |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 14 | #include <linux/err.h> |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 15 | #include <linux/gpio.h> |
| 16 | #include <linux/interrupt.h> |
| 17 | #include <linux/mfd/core.h> |
| 18 | #include <linux/module.h> |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 19 | #include <linux/of.h> |
| 20 | #include <linux/of_device.h> |
| 21 | #include <linux/of_gpio.h> |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 22 | #include <linux/pm_runtime.h> |
| 23 | #include <linux/regmap.h> |
| 24 | #include <linux/regulator/consumer.h> |
Mark Brown | 5927467 | 2013-04-23 19:44:16 +0100 | [diff] [blame] | 25 | #include <linux/regulator/machine.h> |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 26 | #include <linux/slab.h> |
| 27 | |
| 28 | #include <linux/mfd/arizona/core.h> |
| 29 | #include <linux/mfd/arizona/registers.h> |
| 30 | |
| 31 | #include "arizona.h" |
| 32 | |
| 33 | static const char *wm5102_core_supplies[] = { |
| 34 | "AVDD", |
| 35 | "DBVDD1", |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 36 | }; |
| 37 | |
| 38 | int arizona_clk32k_enable(struct arizona *arizona) |
| 39 | { |
| 40 | int ret = 0; |
| 41 | |
| 42 | mutex_lock(&arizona->clk_lock); |
| 43 | |
| 44 | arizona->clk32k_ref++; |
| 45 | |
Mark Brown | 247fa19 | 2013-03-19 14:47:47 +0100 | [diff] [blame] | 46 | if (arizona->clk32k_ref == 1) { |
| 47 | switch (arizona->pdata.clk32k_src) { |
| 48 | case ARIZONA_32KZ_MCLK1: |
| 49 | ret = pm_runtime_get_sync(arizona->dev); |
| 50 | if (ret != 0) |
| 51 | goto out; |
| 52 | break; |
| 53 | } |
| 54 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 55 | ret = regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
| 56 | ARIZONA_CLK_32K_ENA, |
| 57 | ARIZONA_CLK_32K_ENA); |
Mark Brown | 247fa19 | 2013-03-19 14:47:47 +0100 | [diff] [blame] | 58 | } |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 59 | |
Mark Brown | 247fa19 | 2013-03-19 14:47:47 +0100 | [diff] [blame] | 60 | out: |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 61 | if (ret != 0) |
| 62 | arizona->clk32k_ref--; |
| 63 | |
| 64 | mutex_unlock(&arizona->clk_lock); |
| 65 | |
| 66 | return ret; |
| 67 | } |
| 68 | EXPORT_SYMBOL_GPL(arizona_clk32k_enable); |
| 69 | |
| 70 | int arizona_clk32k_disable(struct arizona *arizona) |
| 71 | { |
| 72 | int ret = 0; |
| 73 | |
| 74 | mutex_lock(&arizona->clk_lock); |
| 75 | |
| 76 | BUG_ON(arizona->clk32k_ref <= 0); |
| 77 | |
| 78 | arizona->clk32k_ref--; |
| 79 | |
Mark Brown | 247fa19 | 2013-03-19 14:47:47 +0100 | [diff] [blame] | 80 | if (arizona->clk32k_ref == 0) { |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 81 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
| 82 | ARIZONA_CLK_32K_ENA, 0); |
| 83 | |
Mark Brown | 247fa19 | 2013-03-19 14:47:47 +0100 | [diff] [blame] | 84 | switch (arizona->pdata.clk32k_src) { |
| 85 | case ARIZONA_32KZ_MCLK1: |
| 86 | pm_runtime_put_sync(arizona->dev); |
| 87 | break; |
| 88 | } |
| 89 | } |
| 90 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 91 | mutex_unlock(&arizona->clk_lock); |
| 92 | |
| 93 | return ret; |
| 94 | } |
| 95 | EXPORT_SYMBOL_GPL(arizona_clk32k_disable); |
| 96 | |
| 97 | static irqreturn_t arizona_clkgen_err(int irq, void *data) |
| 98 | { |
| 99 | struct arizona *arizona = data; |
| 100 | |
| 101 | dev_err(arizona->dev, "CLKGEN error\n"); |
| 102 | |
| 103 | return IRQ_HANDLED; |
| 104 | } |
| 105 | |
| 106 | static irqreturn_t arizona_underclocked(int irq, void *data) |
| 107 | { |
| 108 | struct arizona *arizona = data; |
| 109 | unsigned int val; |
| 110 | int ret; |
| 111 | |
| 112 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_8, |
| 113 | &val); |
| 114 | if (ret != 0) { |
| 115 | dev_err(arizona->dev, "Failed to read underclock status: %d\n", |
| 116 | ret); |
| 117 | return IRQ_NONE; |
| 118 | } |
| 119 | |
| 120 | if (val & ARIZONA_AIF3_UNDERCLOCKED_STS) |
| 121 | dev_err(arizona->dev, "AIF3 underclocked\n"); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 122 | if (val & ARIZONA_AIF2_UNDERCLOCKED_STS) |
Charles Keepax | 3ebef34 | 2012-11-20 13:46:20 +0900 | [diff] [blame] | 123 | dev_err(arizona->dev, "AIF2 underclocked\n"); |
| 124 | if (val & ARIZONA_AIF1_UNDERCLOCKED_STS) |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 125 | dev_err(arizona->dev, "AIF1 underclocked\n"); |
Charles Keepax | 6e440d2 | 2014-07-15 11:21:49 +0100 | [diff] [blame] | 126 | if (val & ARIZONA_ISRC3_UNDERCLOCKED_STS) |
| 127 | dev_err(arizona->dev, "ISRC3 underclocked\n"); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 128 | if (val & ARIZONA_ISRC2_UNDERCLOCKED_STS) |
| 129 | dev_err(arizona->dev, "ISRC2 underclocked\n"); |
| 130 | if (val & ARIZONA_ISRC1_UNDERCLOCKED_STS) |
| 131 | dev_err(arizona->dev, "ISRC1 underclocked\n"); |
| 132 | if (val & ARIZONA_FX_UNDERCLOCKED_STS) |
| 133 | dev_err(arizona->dev, "FX underclocked\n"); |
| 134 | if (val & ARIZONA_ASRC_UNDERCLOCKED_STS) |
| 135 | dev_err(arizona->dev, "ASRC underclocked\n"); |
| 136 | if (val & ARIZONA_DAC_UNDERCLOCKED_STS) |
| 137 | dev_err(arizona->dev, "DAC underclocked\n"); |
| 138 | if (val & ARIZONA_ADC_UNDERCLOCKED_STS) |
| 139 | dev_err(arizona->dev, "ADC underclocked\n"); |
| 140 | if (val & ARIZONA_MIXER_UNDERCLOCKED_STS) |
Mark Brown | 648a988 | 2013-01-28 00:32:53 +0800 | [diff] [blame] | 141 | dev_err(arizona->dev, "Mixer dropped sample\n"); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 142 | |
| 143 | return IRQ_HANDLED; |
| 144 | } |
| 145 | |
| 146 | static irqreturn_t arizona_overclocked(int irq, void *data) |
| 147 | { |
| 148 | struct arizona *arizona = data; |
| 149 | unsigned int val[2]; |
| 150 | int ret; |
| 151 | |
| 152 | ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6, |
| 153 | &val[0], 2); |
| 154 | if (ret != 0) { |
| 155 | dev_err(arizona->dev, "Failed to read overclock status: %d\n", |
| 156 | ret); |
| 157 | return IRQ_NONE; |
| 158 | } |
| 159 | |
| 160 | if (val[0] & ARIZONA_PWM_OVERCLOCKED_STS) |
| 161 | dev_err(arizona->dev, "PWM overclocked\n"); |
| 162 | if (val[0] & ARIZONA_FX_CORE_OVERCLOCKED_STS) |
| 163 | dev_err(arizona->dev, "FX core overclocked\n"); |
| 164 | if (val[0] & ARIZONA_DAC_SYS_OVERCLOCKED_STS) |
| 165 | dev_err(arizona->dev, "DAC SYS overclocked\n"); |
| 166 | if (val[0] & ARIZONA_DAC_WARP_OVERCLOCKED_STS) |
| 167 | dev_err(arizona->dev, "DAC WARP overclocked\n"); |
| 168 | if (val[0] & ARIZONA_ADC_OVERCLOCKED_STS) |
| 169 | dev_err(arizona->dev, "ADC overclocked\n"); |
| 170 | if (val[0] & ARIZONA_MIXER_OVERCLOCKED_STS) |
| 171 | dev_err(arizona->dev, "Mixer overclocked\n"); |
| 172 | if (val[0] & ARIZONA_AIF3_SYNC_OVERCLOCKED_STS) |
| 173 | dev_err(arizona->dev, "AIF3 overclocked\n"); |
| 174 | if (val[0] & ARIZONA_AIF2_SYNC_OVERCLOCKED_STS) |
| 175 | dev_err(arizona->dev, "AIF2 overclocked\n"); |
| 176 | if (val[0] & ARIZONA_AIF1_SYNC_OVERCLOCKED_STS) |
| 177 | dev_err(arizona->dev, "AIF1 overclocked\n"); |
| 178 | if (val[0] & ARIZONA_PAD_CTRL_OVERCLOCKED_STS) |
| 179 | dev_err(arizona->dev, "Pad control overclocked\n"); |
| 180 | |
| 181 | if (val[1] & ARIZONA_SLIMBUS_SUBSYS_OVERCLOCKED_STS) |
| 182 | dev_err(arizona->dev, "Slimbus subsystem overclocked\n"); |
| 183 | if (val[1] & ARIZONA_SLIMBUS_ASYNC_OVERCLOCKED_STS) |
| 184 | dev_err(arizona->dev, "Slimbus async overclocked\n"); |
| 185 | if (val[1] & ARIZONA_SLIMBUS_SYNC_OVERCLOCKED_STS) |
| 186 | dev_err(arizona->dev, "Slimbus sync overclocked\n"); |
| 187 | if (val[1] & ARIZONA_ASRC_ASYNC_SYS_OVERCLOCKED_STS) |
| 188 | dev_err(arizona->dev, "ASRC async system overclocked\n"); |
| 189 | if (val[1] & ARIZONA_ASRC_ASYNC_WARP_OVERCLOCKED_STS) |
| 190 | dev_err(arizona->dev, "ASRC async WARP overclocked\n"); |
| 191 | if (val[1] & ARIZONA_ASRC_SYNC_SYS_OVERCLOCKED_STS) |
| 192 | dev_err(arizona->dev, "ASRC sync system overclocked\n"); |
| 193 | if (val[1] & ARIZONA_ASRC_SYNC_WARP_OVERCLOCKED_STS) |
| 194 | dev_err(arizona->dev, "ASRC sync WARP overclocked\n"); |
| 195 | if (val[1] & ARIZONA_ADSP2_1_OVERCLOCKED_STS) |
| 196 | dev_err(arizona->dev, "DSP1 overclocked\n"); |
Charles Keepax | 6e440d2 | 2014-07-15 11:21:49 +0100 | [diff] [blame] | 197 | if (val[1] & ARIZONA_ISRC3_OVERCLOCKED_STS) |
| 198 | dev_err(arizona->dev, "ISRC3 overclocked\n"); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 199 | if (val[1] & ARIZONA_ISRC2_OVERCLOCKED_STS) |
| 200 | dev_err(arizona->dev, "ISRC2 overclocked\n"); |
| 201 | if (val[1] & ARIZONA_ISRC1_OVERCLOCKED_STS) |
| 202 | dev_err(arizona->dev, "ISRC1 overclocked\n"); |
| 203 | |
| 204 | return IRQ_HANDLED; |
| 205 | } |
| 206 | |
Charles Keepax | 9d53dfd | 2013-03-26 17:38:45 +0000 | [diff] [blame] | 207 | static int arizona_poll_reg(struct arizona *arizona, |
| 208 | int timeout, unsigned int reg, |
| 209 | unsigned int mask, unsigned int target) |
| 210 | { |
| 211 | unsigned int val = 0; |
| 212 | int ret, i; |
| 213 | |
| 214 | for (i = 0; i < timeout; i++) { |
| 215 | ret = regmap_read(arizona->regmap, reg, &val); |
| 216 | if (ret != 0) { |
| 217 | dev_err(arizona->dev, "Failed to read reg %u: %d\n", |
| 218 | reg, ret); |
| 219 | continue; |
| 220 | } |
| 221 | |
| 222 | if ((val & mask) == target) |
| 223 | return 0; |
| 224 | |
| 225 | msleep(1); |
| 226 | } |
| 227 | |
| 228 | dev_err(arizona->dev, "Polling reg %u timed out: %x\n", reg, val); |
| 229 | return -ETIMEDOUT; |
| 230 | } |
| 231 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 232 | static int arizona_wait_for_boot(struct arizona *arizona) |
| 233 | { |
Charles Keepax | 9d53dfd | 2013-03-26 17:38:45 +0000 | [diff] [blame] | 234 | int ret; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 235 | |
| 236 | /* |
| 237 | * We can't use an interrupt as we need to runtime resume to do so, |
| 238 | * we won't race with the interrupt handler as it'll be blocked on |
| 239 | * runtime resume. |
| 240 | */ |
Charles Keepax | 9d53dfd | 2013-03-26 17:38:45 +0000 | [diff] [blame] | 241 | ret = arizona_poll_reg(arizona, 5, ARIZONA_INTERRUPT_RAW_STATUS_5, |
| 242 | ARIZONA_BOOT_DONE_STS, ARIZONA_BOOT_DONE_STS); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 243 | |
Charles Keepax | 9d53dfd | 2013-03-26 17:38:45 +0000 | [diff] [blame] | 244 | if (!ret) |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 245 | regmap_write(arizona->regmap, ARIZONA_INTERRUPT_STATUS_5, |
| 246 | ARIZONA_BOOT_DONE_STS); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 247 | |
| 248 | pm_runtime_mark_last_busy(arizona->dev); |
| 249 | |
Charles Keepax | 9d53dfd | 2013-03-26 17:38:45 +0000 | [diff] [blame] | 250 | return ret; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 251 | } |
| 252 | |
Charles Keepax | 2229875 | 2015-05-11 13:58:02 +0100 | [diff] [blame] | 253 | static inline void arizona_enable_reset(struct arizona *arizona) |
| 254 | { |
| 255 | if (arizona->pdata.reset) |
| 256 | gpio_set_value_cansleep(arizona->pdata.reset, 0); |
| 257 | } |
| 258 | |
| 259 | static void arizona_disable_reset(struct arizona *arizona) |
| 260 | { |
| 261 | if (arizona->pdata.reset) { |
| 262 | gpio_set_value_cansleep(arizona->pdata.reset, 1); |
| 263 | msleep(1); |
| 264 | } |
| 265 | } |
| 266 | |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 267 | struct arizona_sysclk_state { |
| 268 | unsigned int fll; |
| 269 | unsigned int sysclk; |
| 270 | }; |
| 271 | |
| 272 | static int arizona_enable_freerun_sysclk(struct arizona *arizona, |
| 273 | struct arizona_sysclk_state *state) |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 274 | { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 275 | int ret, err; |
| 276 | |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 277 | /* Cache existing FLL and SYSCLK settings */ |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 278 | ret = regmap_read(arizona->regmap, ARIZONA_FLL1_CONTROL_1, &state->fll); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 279 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 280 | dev_err(arizona->dev, "Failed to cache FLL settings: %d\n", |
| 281 | ret); |
| 282 | return ret; |
| 283 | } |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 284 | ret = regmap_read(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, |
| 285 | &state->sysclk); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 286 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 287 | dev_err(arizona->dev, "Failed to cache SYSCLK settings: %d\n", |
| 288 | ret); |
| 289 | return ret; |
| 290 | } |
| 291 | |
| 292 | /* Start up SYSCLK using the FLL in free running mode */ |
| 293 | ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, |
| 294 | ARIZONA_FLL1_ENA | ARIZONA_FLL1_FREERUN); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 295 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 296 | dev_err(arizona->dev, |
| 297 | "Failed to start FLL in freerunning mode: %d\n", |
| 298 | ret); |
| 299 | return ret; |
| 300 | } |
| 301 | ret = arizona_poll_reg(arizona, 25, ARIZONA_INTERRUPT_RAW_STATUS_5, |
| 302 | ARIZONA_FLL1_CLOCK_OK_STS, |
| 303 | ARIZONA_FLL1_CLOCK_OK_STS); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 304 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 305 | ret = -ETIMEDOUT; |
| 306 | goto err_fll; |
| 307 | } |
| 308 | |
| 309 | ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, 0x0144); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 310 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 311 | dev_err(arizona->dev, "Failed to start SYSCLK: %d\n", ret); |
| 312 | goto err_fll; |
| 313 | } |
| 314 | |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 315 | return 0; |
| 316 | |
| 317 | err_fll: |
| 318 | err = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll); |
| 319 | if (err) |
| 320 | dev_err(arizona->dev, |
| 321 | "Failed to re-apply old FLL settings: %d\n", err); |
| 322 | |
| 323 | return ret; |
| 324 | } |
| 325 | |
| 326 | static int arizona_disable_freerun_sysclk(struct arizona *arizona, |
| 327 | struct arizona_sysclk_state *state) |
| 328 | { |
| 329 | int ret; |
| 330 | |
| 331 | ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, |
| 332 | state->sysclk); |
| 333 | if (ret) { |
| 334 | dev_err(arizona->dev, |
| 335 | "Failed to re-apply old SYSCLK settings: %d\n", ret); |
| 336 | return ret; |
| 337 | } |
| 338 | |
| 339 | ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll); |
| 340 | if (ret) { |
| 341 | dev_err(arizona->dev, |
| 342 | "Failed to re-apply old FLL settings: %d\n", ret); |
| 343 | return ret; |
| 344 | } |
| 345 | |
| 346 | return 0; |
| 347 | } |
| 348 | |
| 349 | static int wm5102_apply_hardware_patch(struct arizona *arizona) |
| 350 | { |
| 351 | struct arizona_sysclk_state state; |
| 352 | int err, ret; |
| 353 | |
| 354 | ret = arizona_enable_freerun_sysclk(arizona, &state); |
| 355 | if (ret) |
| 356 | return ret; |
| 357 | |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 358 | /* Start the write sequencer and wait for it to finish */ |
| 359 | ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0, |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 360 | ARIZONA_WSEQ_ENA | ARIZONA_WSEQ_START | 160); |
| 361 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 362 | dev_err(arizona->dev, "Failed to start write sequencer: %d\n", |
| 363 | ret); |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 364 | goto err; |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 365 | } |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 366 | |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 367 | ret = arizona_poll_reg(arizona, 5, ARIZONA_WRITE_SEQUENCER_CTRL_1, |
| 368 | ARIZONA_WSEQ_BUSY, 0); |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 369 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 370 | regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0, |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 371 | ARIZONA_WSEQ_ABORT); |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 372 | ret = -ETIMEDOUT; |
| 373 | } |
| 374 | |
Charles Keepax | 3850e3e | 2015-05-11 13:58:05 +0100 | [diff] [blame] | 375 | err: |
| 376 | err = arizona_disable_freerun_sysclk(arizona, &state); |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 377 | |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 378 | return ret ?: err; |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 379 | } |
| 380 | |
Charles Keepax | 882bc46 | 2015-05-11 13:58:06 +0100 | [diff] [blame^] | 381 | /* |
| 382 | * Register patch to some of the CODECs internal write sequences |
| 383 | * to ensure a clean exit from the low power sleep state. |
| 384 | */ |
| 385 | static const struct reg_default wm5110_sleep_patch[] = { |
| 386 | { 0x337A, 0xC100 }, |
| 387 | { 0x337B, 0x0041 }, |
| 388 | { 0x3300, 0xA210 }, |
| 389 | { 0x3301, 0x050C }, |
| 390 | }; |
| 391 | |
| 392 | static int wm5110_apply_sleep_patch(struct arizona *arizona) |
| 393 | { |
| 394 | struct arizona_sysclk_state state; |
| 395 | int err, ret; |
| 396 | |
| 397 | ret = arizona_enable_freerun_sysclk(arizona, &state); |
| 398 | if (ret) |
| 399 | return ret; |
| 400 | |
| 401 | ret = regmap_multi_reg_write_bypassed(arizona->regmap, |
| 402 | wm5110_sleep_patch, |
| 403 | ARRAY_SIZE(wm5110_sleep_patch)); |
| 404 | |
| 405 | err = arizona_disable_freerun_sysclk(arizona, &state); |
| 406 | |
| 407 | return ret ?: err; |
| 408 | } |
| 409 | |
Charles Keepax | 1c1c6bb | 2015-05-11 13:58:03 +0100 | [diff] [blame] | 410 | static int wm5102_clear_write_sequencer(struct arizona *arizona) |
| 411 | { |
| 412 | int ret; |
| 413 | |
| 414 | ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_3, |
| 415 | 0x0); |
| 416 | if (ret) { |
| 417 | dev_err(arizona->dev, |
| 418 | "Failed to clear write sequencer state: %d\n", ret); |
| 419 | return ret; |
| 420 | } |
| 421 | |
| 422 | arizona_enable_reset(arizona); |
| 423 | regulator_disable(arizona->dcvdd); |
| 424 | |
| 425 | msleep(20); |
| 426 | |
| 427 | ret = regulator_enable(arizona->dcvdd); |
| 428 | if (ret) { |
| 429 | dev_err(arizona->dev, "Failed to re-enable DCVDD: %d\n", ret); |
| 430 | return ret; |
| 431 | } |
| 432 | arizona_disable_reset(arizona); |
| 433 | |
| 434 | return 0; |
| 435 | } |
| 436 | |
Rafael J. Wysocki | 48bb9fe | 2014-12-05 03:04:12 +0100 | [diff] [blame] | 437 | #ifdef CONFIG_PM |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 438 | static int arizona_runtime_resume(struct device *dev) |
| 439 | { |
| 440 | struct arizona *arizona = dev_get_drvdata(dev); |
| 441 | int ret; |
| 442 | |
Mark Brown | 508c829 | 2012-07-20 17:09:12 +0100 | [diff] [blame] | 443 | dev_dbg(arizona->dev, "Leaving AoD mode\n"); |
| 444 | |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 445 | ret = regulator_enable(arizona->dcvdd); |
| 446 | if (ret != 0) { |
| 447 | dev_err(arizona->dev, "Failed to enable DCVDD: %d\n", ret); |
| 448 | return ret; |
| 449 | } |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 450 | |
| 451 | regcache_cache_only(arizona->regmap, false); |
| 452 | |
Charles Keepax | 4c9bb8b | 2013-03-26 18:01:49 +0000 | [diff] [blame] | 453 | switch (arizona->type) { |
| 454 | case WM5102: |
Mark Brown | 5927467 | 2013-04-23 19:44:16 +0100 | [diff] [blame] | 455 | if (arizona->external_dcvdd) { |
| 456 | ret = regmap_update_bits(arizona->regmap, |
| 457 | ARIZONA_ISOLATION_CONTROL, |
| 458 | ARIZONA_ISOLATE_DCVDD1, 0); |
| 459 | if (ret != 0) { |
| 460 | dev_err(arizona->dev, |
| 461 | "Failed to connect DCVDD: %d\n", ret); |
| 462 | goto err; |
| 463 | } |
| 464 | } |
| 465 | |
Charles Keepax | 4c9bb8b | 2013-03-26 18:01:49 +0000 | [diff] [blame] | 466 | ret = wm5102_patch(arizona); |
| 467 | if (ret != 0) { |
| 468 | dev_err(arizona->dev, "Failed to apply patch: %d\n", |
| 469 | ret); |
| 470 | goto err; |
| 471 | } |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 472 | |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 473 | ret = wm5102_apply_hardware_patch(arizona); |
| 474 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 475 | dev_err(arizona->dev, |
| 476 | "Failed to apply hardware patch: %d\n", |
| 477 | ret); |
| 478 | goto err; |
| 479 | } |
| 480 | break; |
| 481 | default: |
Charles Keepax | 12bb68e | 2013-03-27 09:49:40 +0000 | [diff] [blame] | 482 | ret = arizona_wait_for_boot(arizona); |
| 483 | if (ret != 0) { |
| 484 | goto err; |
| 485 | } |
| 486 | |
Mark Brown | 5927467 | 2013-04-23 19:44:16 +0100 | [diff] [blame] | 487 | if (arizona->external_dcvdd) { |
| 488 | ret = regmap_update_bits(arizona->regmap, |
| 489 | ARIZONA_ISOLATION_CONTROL, |
| 490 | ARIZONA_ISOLATE_DCVDD1, 0); |
| 491 | if (ret != 0) { |
| 492 | dev_err(arizona->dev, |
| 493 | "Failed to connect DCVDD: %d\n", ret); |
| 494 | goto err; |
| 495 | } |
| 496 | } |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 497 | break; |
Charles Keepax | 4c9bb8b | 2013-03-26 18:01:49 +0000 | [diff] [blame] | 498 | } |
| 499 | |
Mark Brown | 9270bdf | 2013-01-04 17:16:12 +0000 | [diff] [blame] | 500 | ret = regcache_sync(arizona->regmap); |
| 501 | if (ret != 0) { |
| 502 | dev_err(arizona->dev, "Failed to restore register cache\n"); |
Mark Brown | 4816bd1 | 2013-01-14 15:50:38 +0900 | [diff] [blame] | 503 | goto err; |
Mark Brown | 9270bdf | 2013-01-04 17:16:12 +0000 | [diff] [blame] | 504 | } |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 505 | |
| 506 | return 0; |
Mark Brown | 4816bd1 | 2013-01-14 15:50:38 +0900 | [diff] [blame] | 507 | |
| 508 | err: |
| 509 | regcache_cache_only(arizona->regmap, true); |
| 510 | regulator_disable(arizona->dcvdd); |
| 511 | return ret; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | static int arizona_runtime_suspend(struct device *dev) |
| 515 | { |
| 516 | struct arizona *arizona = dev_get_drvdata(dev); |
Mark Brown | 5927467 | 2013-04-23 19:44:16 +0100 | [diff] [blame] | 517 | int ret; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 518 | |
Mark Brown | 508c829 | 2012-07-20 17:09:12 +0100 | [diff] [blame] | 519 | dev_dbg(arizona->dev, "Entering AoD mode\n"); |
| 520 | |
Mark Brown | 5927467 | 2013-04-23 19:44:16 +0100 | [diff] [blame] | 521 | if (arizona->external_dcvdd) { |
| 522 | ret = regmap_update_bits(arizona->regmap, |
| 523 | ARIZONA_ISOLATION_CONTROL, |
| 524 | ARIZONA_ISOLATE_DCVDD1, |
| 525 | ARIZONA_ISOLATE_DCVDD1); |
| 526 | if (ret != 0) { |
| 527 | dev_err(arizona->dev, "Failed to isolate DCVDD: %d\n", |
| 528 | ret); |
| 529 | return ret; |
| 530 | } |
| 531 | } |
| 532 | |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 533 | regcache_cache_only(arizona->regmap, true); |
| 534 | regcache_mark_dirty(arizona->regmap); |
Charles Keepax | e293e8472 | 2013-08-06 17:18:35 +0100 | [diff] [blame] | 535 | regulator_disable(arizona->dcvdd); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 536 | |
| 537 | return 0; |
| 538 | } |
| 539 | #endif |
| 540 | |
Mark Brown | dc781d0 | 2013-01-27 12:07:32 +0800 | [diff] [blame] | 541 | #ifdef CONFIG_PM_SLEEP |
Mark Brown | 67c9929 | 2013-04-10 12:40:26 +0100 | [diff] [blame] | 542 | static int arizona_suspend(struct device *dev) |
| 543 | { |
| 544 | struct arizona *arizona = dev_get_drvdata(dev); |
| 545 | |
| 546 | dev_dbg(arizona->dev, "Suspend, disabling IRQ\n"); |
| 547 | disable_irq(arizona->irq); |
| 548 | |
| 549 | return 0; |
| 550 | } |
| 551 | |
| 552 | static int arizona_suspend_late(struct device *dev) |
| 553 | { |
| 554 | struct arizona *arizona = dev_get_drvdata(dev); |
| 555 | |
| 556 | dev_dbg(arizona->dev, "Late suspend, reenabling IRQ\n"); |
| 557 | enable_irq(arizona->irq); |
| 558 | |
| 559 | return 0; |
| 560 | } |
| 561 | |
Mark Brown | dc781d0 | 2013-01-27 12:07:32 +0800 | [diff] [blame] | 562 | static int arizona_resume_noirq(struct device *dev) |
| 563 | { |
| 564 | struct arizona *arizona = dev_get_drvdata(dev); |
| 565 | |
| 566 | dev_dbg(arizona->dev, "Early resume, disabling IRQ\n"); |
| 567 | disable_irq(arizona->irq); |
| 568 | |
| 569 | return 0; |
| 570 | } |
| 571 | |
| 572 | static int arizona_resume(struct device *dev) |
| 573 | { |
| 574 | struct arizona *arizona = dev_get_drvdata(dev); |
| 575 | |
| 576 | dev_dbg(arizona->dev, "Late resume, reenabling IRQ\n"); |
| 577 | enable_irq(arizona->irq); |
| 578 | |
| 579 | return 0; |
| 580 | } |
| 581 | #endif |
| 582 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 583 | const struct dev_pm_ops arizona_pm_ops = { |
| 584 | SET_RUNTIME_PM_OPS(arizona_runtime_suspend, |
| 585 | arizona_runtime_resume, |
| 586 | NULL) |
Mark Brown | 67c9929 | 2013-04-10 12:40:26 +0100 | [diff] [blame] | 587 | SET_SYSTEM_SLEEP_PM_OPS(arizona_suspend, arizona_resume) |
Mark Brown | dc781d0 | 2013-01-27 12:07:32 +0800 | [diff] [blame] | 588 | #ifdef CONFIG_PM_SLEEP |
Mark Brown | 67c9929 | 2013-04-10 12:40:26 +0100 | [diff] [blame] | 589 | .suspend_late = arizona_suspend_late, |
Mark Brown | dc781d0 | 2013-01-27 12:07:32 +0800 | [diff] [blame] | 590 | .resume_noirq = arizona_resume_noirq, |
| 591 | #endif |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 592 | }; |
| 593 | EXPORT_SYMBOL_GPL(arizona_pm_ops); |
| 594 | |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 595 | #ifdef CONFIG_OF |
Lee Jones | 942786e | 2014-07-02 14:28:46 +0100 | [diff] [blame] | 596 | unsigned long arizona_of_get_type(struct device *dev) |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 597 | { |
| 598 | const struct of_device_id *id = of_match_device(arizona_of_match, dev); |
| 599 | |
| 600 | if (id) |
Lee Jones | 942786e | 2014-07-02 14:28:46 +0100 | [diff] [blame] | 601 | return (unsigned long)id->data; |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 602 | else |
| 603 | return 0; |
| 604 | } |
| 605 | EXPORT_SYMBOL_GPL(arizona_of_get_type); |
| 606 | |
Charles Keepax | e4fcb1d | 2014-04-16 10:01:37 +0100 | [diff] [blame] | 607 | int arizona_of_get_named_gpio(struct arizona *arizona, const char *prop, |
| 608 | bool mandatory) |
| 609 | { |
| 610 | int gpio; |
| 611 | |
| 612 | gpio = of_get_named_gpio(arizona->dev->of_node, prop, 0); |
| 613 | if (gpio < 0) { |
| 614 | if (mandatory) |
| 615 | dev_err(arizona->dev, |
| 616 | "Mandatory DT gpio %s missing/malformed: %d\n", |
| 617 | prop, gpio); |
| 618 | |
| 619 | gpio = 0; |
| 620 | } |
| 621 | |
| 622 | return gpio; |
| 623 | } |
| 624 | EXPORT_SYMBOL_GPL(arizona_of_get_named_gpio); |
| 625 | |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 626 | static int arizona_of_get_core_pdata(struct arizona *arizona) |
| 627 | { |
Charles Keepax | e4fcb1d | 2014-04-16 10:01:37 +0100 | [diff] [blame] | 628 | struct arizona_pdata *pdata = &arizona->pdata; |
Inha Song | cc47aed | 2014-08-30 11:27:18 +0900 | [diff] [blame] | 629 | struct property *prop; |
| 630 | const __be32 *cur; |
| 631 | u32 val; |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 632 | int ret, i; |
Inha Song | cc47aed | 2014-08-30 11:27:18 +0900 | [diff] [blame] | 633 | int count = 0; |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 634 | |
Charles Keepax | e4fcb1d | 2014-04-16 10:01:37 +0100 | [diff] [blame] | 635 | pdata->reset = arizona_of_get_named_gpio(arizona, "wlf,reset", true); |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 636 | |
| 637 | ret = of_property_read_u32_array(arizona->dev->of_node, |
| 638 | "wlf,gpio-defaults", |
| 639 | arizona->pdata.gpio_defaults, |
| 640 | ARRAY_SIZE(arizona->pdata.gpio_defaults)); |
| 641 | if (ret >= 0) { |
| 642 | /* |
| 643 | * All values are literal except out of range values |
| 644 | * which are chip default, translate into platform |
| 645 | * data which uses 0 as chip default and out of range |
| 646 | * as zero. |
| 647 | */ |
| 648 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { |
| 649 | if (arizona->pdata.gpio_defaults[i] > 0xffff) |
| 650 | arizona->pdata.gpio_defaults[i] = 0; |
Charles Keepax | 91c7393 | 2013-10-03 16:16:01 +0100 | [diff] [blame] | 651 | else if (arizona->pdata.gpio_defaults[i] == 0) |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 652 | arizona->pdata.gpio_defaults[i] = 0x10000; |
| 653 | } |
| 654 | } else { |
| 655 | dev_err(arizona->dev, "Failed to parse GPIO defaults: %d\n", |
| 656 | ret); |
| 657 | } |
| 658 | |
Inha Song | cc47aed | 2014-08-30 11:27:18 +0900 | [diff] [blame] | 659 | of_property_for_each_u32(arizona->dev->of_node, "wlf,inmode", prop, |
| 660 | cur, val) { |
| 661 | if (count == ARRAY_SIZE(arizona->pdata.inmode)) |
| 662 | break; |
| 663 | |
| 664 | arizona->pdata.inmode[count] = val; |
| 665 | count++; |
| 666 | } |
| 667 | |
Charles Keepax | e7ad27c | 2015-03-03 15:04:53 +0000 | [diff] [blame] | 668 | count = 0; |
| 669 | of_property_for_each_u32(arizona->dev->of_node, "wlf,dmic-ref", prop, |
| 670 | cur, val) { |
| 671 | if (count == ARRAY_SIZE(arizona->pdata.dmic_ref)) |
| 672 | break; |
| 673 | |
| 674 | arizona->pdata.dmic_ref[count] = val; |
| 675 | count++; |
| 676 | } |
| 677 | |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 678 | return 0; |
| 679 | } |
| 680 | |
| 681 | const struct of_device_id arizona_of_match[] = { |
| 682 | { .compatible = "wlf,wm5102", .data = (void *)WM5102 }, |
| 683 | { .compatible = "wlf,wm5110", .data = (void *)WM5110 }, |
Richard Fitzgerald | e5d4ef0 | 2015-01-17 15:21:22 +0000 | [diff] [blame] | 684 | { .compatible = "wlf,wm8280", .data = (void *)WM8280 }, |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 685 | { .compatible = "wlf,wm8997", .data = (void *)WM8997 }, |
Mark Brown | d781009 | 2013-03-25 00:11:27 +0000 | [diff] [blame] | 686 | {}, |
| 687 | }; |
| 688 | EXPORT_SYMBOL_GPL(arizona_of_match); |
| 689 | #else |
| 690 | static inline int arizona_of_get_core_pdata(struct arizona *arizona) |
| 691 | { |
| 692 | return 0; |
| 693 | } |
| 694 | #endif |
| 695 | |
Geert Uytterhoeven | 5ac9855 | 2013-11-18 14:33:06 +0100 | [diff] [blame] | 696 | static const struct mfd_cell early_devs[] = { |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 697 | { .name = "arizona-ldo1" }, |
| 698 | }; |
| 699 | |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 700 | static const char *wm5102_supplies[] = { |
Charles Keepax | 5fc6c39 | 2014-07-25 16:24:44 +0100 | [diff] [blame] | 701 | "MICVDD", |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 702 | "DBVDD2", |
| 703 | "DBVDD3", |
| 704 | "CPVDD", |
| 705 | "SPKVDDL", |
| 706 | "SPKVDDR", |
| 707 | }; |
| 708 | |
Geert Uytterhoeven | 5ac9855 | 2013-11-18 14:33:06 +0100 | [diff] [blame] | 709 | static const struct mfd_cell wm5102_devs[] = { |
Mark Brown | d7768111 | 2012-12-20 15:38:03 +0000 | [diff] [blame] | 710 | { .name = "arizona-micsupp" }, |
Charles Keepax | 5fc6c39 | 2014-07-25 16:24:44 +0100 | [diff] [blame] | 711 | { |
| 712 | .name = "arizona-extcon", |
| 713 | .parent_supplies = wm5102_supplies, |
| 714 | .num_parent_supplies = 1, /* We only need MICVDD */ |
| 715 | }, |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 716 | { .name = "arizona-gpio" }, |
Mark Brown | 503b1ca | 2012-11-27 17:36:38 +0000 | [diff] [blame] | 717 | { .name = "arizona-haptics" }, |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 718 | { .name = "arizona-pwm" }, |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 719 | { |
| 720 | .name = "wm5102-codec", |
| 721 | .parent_supplies = wm5102_supplies, |
| 722 | .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), |
| 723 | }, |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 724 | }; |
| 725 | |
Geert Uytterhoeven | 5ac9855 | 2013-11-18 14:33:06 +0100 | [diff] [blame] | 726 | static const struct mfd_cell wm5110_devs[] = { |
Mark Brown | d7768111 | 2012-12-20 15:38:03 +0000 | [diff] [blame] | 727 | { .name = "arizona-micsupp" }, |
Charles Keepax | 5fc6c39 | 2014-07-25 16:24:44 +0100 | [diff] [blame] | 728 | { |
| 729 | .name = "arizona-extcon", |
| 730 | .parent_supplies = wm5102_supplies, |
| 731 | .num_parent_supplies = 1, /* We only need MICVDD */ |
| 732 | }, |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 733 | { .name = "arizona-gpio" }, |
Mark Brown | 503b1ca | 2012-11-27 17:36:38 +0000 | [diff] [blame] | 734 | { .name = "arizona-haptics" }, |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 735 | { .name = "arizona-pwm" }, |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 736 | { |
| 737 | .name = "wm5110-codec", |
| 738 | .parent_supplies = wm5102_supplies, |
| 739 | .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), |
| 740 | }, |
| 741 | }; |
| 742 | |
| 743 | static const char *wm8997_supplies[] = { |
Charles Keepax | 996c2d4 | 2014-07-25 16:24:43 +0100 | [diff] [blame] | 744 | "MICVDD", |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 745 | "DBVDD2", |
| 746 | "CPVDD", |
| 747 | "SPKVDD", |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 748 | }; |
| 749 | |
Geert Uytterhoeven | 5ac9855 | 2013-11-18 14:33:06 +0100 | [diff] [blame] | 750 | static const struct mfd_cell wm8997_devs[] = { |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 751 | { .name = "arizona-micsupp" }, |
Charles Keepax | 5fc6c39 | 2014-07-25 16:24:44 +0100 | [diff] [blame] | 752 | { |
| 753 | .name = "arizona-extcon", |
| 754 | .parent_supplies = wm8997_supplies, |
| 755 | .num_parent_supplies = 1, /* We only need MICVDD */ |
| 756 | }, |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 757 | { .name = "arizona-gpio" }, |
| 758 | { .name = "arizona-haptics" }, |
| 759 | { .name = "arizona-pwm" }, |
Charles Keepax | 32dadef | 2013-10-15 20:14:22 +0100 | [diff] [blame] | 760 | { |
| 761 | .name = "wm8997-codec", |
| 762 | .parent_supplies = wm8997_supplies, |
| 763 | .num_parent_supplies = ARRAY_SIZE(wm8997_supplies), |
| 764 | }, |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 765 | }; |
| 766 | |
Bill Pemberton | f791be4 | 2012-11-19 13:23:04 -0500 | [diff] [blame] | 767 | int arizona_dev_init(struct arizona *arizona) |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 768 | { |
| 769 | struct device *dev = arizona->dev; |
| 770 | const char *type_name; |
| 771 | unsigned int reg, val; |
Mark Brown | 62d62b5 | 2012-12-02 11:41:46 +0900 | [diff] [blame] | 772 | int (*apply_patch)(struct arizona *) = NULL; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 773 | int ret, i; |
| 774 | |
| 775 | dev_set_drvdata(arizona->dev, arizona); |
| 776 | mutex_init(&arizona->clk_lock); |
| 777 | |
| 778 | if (dev_get_platdata(arizona->dev)) |
| 779 | memcpy(&arizona->pdata, dev_get_platdata(arizona->dev), |
| 780 | sizeof(arizona->pdata)); |
Lee Jones | 22d7dc8 | 2013-09-27 14:25:55 +0100 | [diff] [blame] | 781 | else |
| 782 | arizona_of_get_core_pdata(arizona); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 783 | |
| 784 | regcache_cache_only(arizona->regmap, true); |
| 785 | |
| 786 | switch (arizona->type) { |
| 787 | case WM5102: |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 788 | case WM5110: |
Richard Fitzgerald | e5d4ef0 | 2015-01-17 15:21:22 +0000 | [diff] [blame] | 789 | case WM8280: |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 790 | case WM8997: |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 791 | for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++) |
| 792 | arizona->core_supplies[i].supply |
| 793 | = wm5102_core_supplies[i]; |
| 794 | arizona->num_core_supplies = ARRAY_SIZE(wm5102_core_supplies); |
| 795 | break; |
| 796 | default: |
| 797 | dev_err(arizona->dev, "Unknown device type %d\n", |
| 798 | arizona->type); |
| 799 | return -EINVAL; |
| 800 | } |
| 801 | |
Charles Keepax | 4a8c475 | 2014-04-16 10:01:38 +0100 | [diff] [blame] | 802 | /* Mark DCVDD as external, LDO1 driver will clear if internal */ |
| 803 | arizona->external_dcvdd = true; |
| 804 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 805 | ret = mfd_add_devices(arizona->dev, -1, early_devs, |
Mark Brown | 0848c94 | 2012-09-11 15:16:36 +0800 | [diff] [blame] | 806 | ARRAY_SIZE(early_devs), NULL, 0, NULL); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 807 | if (ret != 0) { |
| 808 | dev_err(dev, "Failed to add early children: %d\n", ret); |
| 809 | return ret; |
| 810 | } |
| 811 | |
| 812 | ret = devm_regulator_bulk_get(dev, arizona->num_core_supplies, |
| 813 | arizona->core_supplies); |
| 814 | if (ret != 0) { |
| 815 | dev_err(dev, "Failed to request core supplies: %d\n", |
| 816 | ret); |
| 817 | goto err_early; |
| 818 | } |
| 819 | |
Charles Keepax | 0c2d0ff | 2014-06-19 16:04:23 +0100 | [diff] [blame] | 820 | /** |
| 821 | * Don't use devres here because the only device we have to get |
| 822 | * against is the MFD device and DCVDD will likely be supplied by |
| 823 | * one of its children. Meaning that the regulator will be |
| 824 | * destroyed by the time devres calls regulator put. |
| 825 | */ |
Charles Keepax | e602151 | 2014-06-02 09:50:41 +0100 | [diff] [blame] | 826 | arizona->dcvdd = regulator_get(arizona->dev, "DCVDD"); |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 827 | if (IS_ERR(arizona->dcvdd)) { |
| 828 | ret = PTR_ERR(arizona->dcvdd); |
| 829 | dev_err(dev, "Failed to request DCVDD: %d\n", ret); |
| 830 | goto err_early; |
| 831 | } |
| 832 | |
Mark Brown | 87d3af4 | 2013-03-26 12:15:26 +0000 | [diff] [blame] | 833 | if (arizona->pdata.reset) { |
| 834 | /* Start out with /RESET low to put the chip into reset */ |
Charles Keepax | 5f056bf | 2015-05-11 13:58:01 +0100 | [diff] [blame] | 835 | ret = devm_gpio_request_one(arizona->dev, arizona->pdata.reset, |
| 836 | GPIOF_DIR_OUT | GPIOF_INIT_LOW, |
| 837 | "arizona /RESET"); |
Mark Brown | 87d3af4 | 2013-03-26 12:15:26 +0000 | [diff] [blame] | 838 | if (ret != 0) { |
| 839 | dev_err(dev, "Failed to request /RESET: %d\n", ret); |
Charles Keepax | e602151 | 2014-06-02 09:50:41 +0100 | [diff] [blame] | 840 | goto err_dcvdd; |
Mark Brown | 87d3af4 | 2013-03-26 12:15:26 +0000 | [diff] [blame] | 841 | } |
| 842 | } |
| 843 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 844 | ret = regulator_bulk_enable(arizona->num_core_supplies, |
| 845 | arizona->core_supplies); |
| 846 | if (ret != 0) { |
| 847 | dev_err(dev, "Failed to enable core supplies: %d\n", |
| 848 | ret); |
Charles Keepax | e602151 | 2014-06-02 09:50:41 +0100 | [diff] [blame] | 849 | goto err_dcvdd; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 850 | } |
| 851 | |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 852 | ret = regulator_enable(arizona->dcvdd); |
| 853 | if (ret != 0) { |
| 854 | dev_err(dev, "Failed to enable DCVDD: %d\n", ret); |
| 855 | goto err_enable; |
| 856 | } |
| 857 | |
Charles Keepax | 2229875 | 2015-05-11 13:58:02 +0100 | [diff] [blame] | 858 | arizona_disable_reset(arizona); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 859 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 860 | regcache_cache_only(arizona->regmap, false); |
| 861 | |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 862 | /* Verify that this is a chip we know about */ |
| 863 | ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®); |
| 864 | if (ret != 0) { |
| 865 | dev_err(dev, "Failed to read ID register: %d\n", ret); |
| 866 | goto err_reset; |
| 867 | } |
| 868 | |
| 869 | switch (reg) { |
| 870 | case 0x5102: |
| 871 | case 0x5110: |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 872 | case 0x8997: |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 873 | break; |
| 874 | default: |
| 875 | dev_err(arizona->dev, "Unknown device ID: %x\n", reg); |
| 876 | goto err_reset; |
| 877 | } |
| 878 | |
| 879 | /* If we have a /RESET GPIO we'll already be reset */ |
| 880 | if (!arizona->pdata.reset) { |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 881 | ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0); |
| 882 | if (ret != 0) { |
| 883 | dev_err(dev, "Failed to reset device: %d\n", ret); |
| 884 | goto err_reset; |
| 885 | } |
| 886 | |
| 887 | msleep(1); |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 888 | } |
| 889 | |
| 890 | /* Ensure device startup is complete */ |
| 891 | switch (arizona->type) { |
| 892 | case WM5102: |
Mark Brown | 4801894 | 2014-08-13 11:42:46 +0100 | [diff] [blame] | 893 | ret = regmap_read(arizona->regmap, |
| 894 | ARIZONA_WRITE_SEQUENCER_CTRL_3, &val); |
Charles Keepax | 1c1c6bb | 2015-05-11 13:58:03 +0100 | [diff] [blame] | 895 | if (ret) { |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 896 | dev_err(dev, |
| 897 | "Failed to check write sequencer state: %d\n", |
| 898 | ret); |
Charles Keepax | 1c1c6bb | 2015-05-11 13:58:03 +0100 | [diff] [blame] | 899 | } else if (val & 0x01) { |
| 900 | ret = wm5102_clear_write_sequencer(arizona); |
| 901 | if (ret) |
| 902 | return ret; |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 903 | } |
| 904 | break; |
Charles Keepax | 1c1c6bb | 2015-05-11 13:58:03 +0100 | [diff] [blame] | 905 | default: |
| 906 | break; |
| 907 | } |
| 908 | |
| 909 | ret = arizona_wait_for_boot(arizona); |
| 910 | if (ret) { |
| 911 | dev_err(arizona->dev, "Device failed initial boot: %d\n", ret); |
| 912 | goto err_reset; |
Mark Brown | ca76ceb | 2013-04-09 16:04:35 +0100 | [diff] [blame] | 913 | } |
| 914 | |
| 915 | /* Read the device ID information & do device specific stuff */ |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 916 | ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®); |
| 917 | if (ret != 0) { |
| 918 | dev_err(dev, "Failed to read ID register: %d\n", ret); |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 919 | goto err_reset; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 920 | } |
| 921 | |
| 922 | ret = regmap_read(arizona->regmap, ARIZONA_DEVICE_REVISION, |
| 923 | &arizona->rev); |
| 924 | if (ret != 0) { |
| 925 | dev_err(dev, "Failed to read revision register: %d\n", ret); |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 926 | goto err_reset; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 927 | } |
| 928 | arizona->rev &= ARIZONA_DEVICE_REVISION_MASK; |
| 929 | |
| 930 | switch (reg) { |
Mark Brown | 863df8d | 2012-07-05 20:35:31 +0100 | [diff] [blame] | 931 | #ifdef CONFIG_MFD_WM5102 |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 932 | case 0x5102: |
| 933 | type_name = "WM5102"; |
| 934 | if (arizona->type != WM5102) { |
| 935 | dev_err(arizona->dev, "WM5102 registered as %d\n", |
| 936 | arizona->type); |
| 937 | arizona->type = WM5102; |
| 938 | } |
Mark Brown | 62d62b5 | 2012-12-02 11:41:46 +0900 | [diff] [blame] | 939 | apply_patch = wm5102_patch; |
Mark Brown | c6d6bfb | 2013-03-26 11:14:52 +0000 | [diff] [blame] | 940 | arizona->rev &= 0x7; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 941 | break; |
Mark Brown | 863df8d | 2012-07-05 20:35:31 +0100 | [diff] [blame] | 942 | #endif |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 943 | #ifdef CONFIG_MFD_WM5110 |
| 944 | case 0x5110: |
Richard Fitzgerald | e5d4ef0 | 2015-01-17 15:21:22 +0000 | [diff] [blame] | 945 | switch (arizona->type) { |
| 946 | case WM5110: |
| 947 | type_name = "WM5110"; |
| 948 | break; |
| 949 | case WM8280: |
| 950 | type_name = "WM8280"; |
| 951 | break; |
| 952 | default: |
| 953 | type_name = "WM5110"; |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 954 | dev_err(arizona->dev, "WM5110 registered as %d\n", |
| 955 | arizona->type); |
| 956 | arizona->type = WM5110; |
Richard Fitzgerald | e5d4ef0 | 2015-01-17 15:21:22 +0000 | [diff] [blame] | 957 | break; |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 958 | } |
Mark Brown | 62d62b5 | 2012-12-02 11:41:46 +0900 | [diff] [blame] | 959 | apply_patch = wm5110_patch; |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 960 | break; |
| 961 | #endif |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 962 | #ifdef CONFIG_MFD_WM8997 |
| 963 | case 0x8997: |
| 964 | type_name = "WM8997"; |
| 965 | if (arizona->type != WM8997) { |
| 966 | dev_err(arizona->dev, "WM8997 registered as %d\n", |
| 967 | arizona->type); |
| 968 | arizona->type = WM8997; |
| 969 | } |
| 970 | apply_patch = wm8997_patch; |
| 971 | break; |
| 972 | #endif |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 973 | default: |
| 974 | dev_err(arizona->dev, "Unknown device ID %x\n", reg); |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 975 | goto err_reset; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 976 | } |
| 977 | |
| 978 | dev_info(dev, "%s revision %c\n", type_name, arizona->rev + 'A'); |
| 979 | |
Mark Brown | 62d62b5 | 2012-12-02 11:41:46 +0900 | [diff] [blame] | 980 | if (apply_patch) { |
| 981 | ret = apply_patch(arizona); |
| 982 | if (ret != 0) { |
| 983 | dev_err(arizona->dev, "Failed to apply patch: %d\n", |
| 984 | ret); |
| 985 | goto err_reset; |
| 986 | } |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 987 | |
| 988 | switch (arizona->type) { |
| 989 | case WM5102: |
Charles Keepax | 0be068a | 2015-05-11 13:58:04 +0100 | [diff] [blame] | 990 | ret = wm5102_apply_hardware_patch(arizona); |
| 991 | if (ret) { |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 992 | dev_err(arizona->dev, |
| 993 | "Failed to apply hardware patch: %d\n", |
| 994 | ret); |
| 995 | goto err_reset; |
| 996 | } |
| 997 | break; |
Charles Keepax | 882bc46 | 2015-05-11 13:58:06 +0100 | [diff] [blame^] | 998 | case WM5110: |
| 999 | case WM8280: |
| 1000 | ret = wm5110_apply_sleep_patch(arizona); |
| 1001 | if (ret) { |
| 1002 | dev_err(arizona->dev, |
| 1003 | "Failed to apply sleep patch: %d\n", |
| 1004 | ret); |
| 1005 | goto err_reset; |
| 1006 | } |
| 1007 | break; |
Charles Keepax | e80436b | 2013-03-26 18:46:15 +0000 | [diff] [blame] | 1008 | default: |
| 1009 | break; |
| 1010 | } |
Mark Brown | 62d62b5 | 2012-12-02 11:41:46 +0900 | [diff] [blame] | 1011 | } |
| 1012 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1013 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { |
| 1014 | if (!arizona->pdata.gpio_defaults[i]) |
| 1015 | continue; |
| 1016 | |
| 1017 | regmap_write(arizona->regmap, ARIZONA_GPIO1_CTRL + i, |
| 1018 | arizona->pdata.gpio_defaults[i]); |
| 1019 | } |
| 1020 | |
| 1021 | pm_runtime_set_autosuspend_delay(arizona->dev, 100); |
| 1022 | pm_runtime_use_autosuspend(arizona->dev); |
| 1023 | pm_runtime_enable(arizona->dev); |
| 1024 | |
| 1025 | /* Chip default */ |
| 1026 | if (!arizona->pdata.clk32k_src) |
| 1027 | arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2; |
| 1028 | |
| 1029 | switch (arizona->pdata.clk32k_src) { |
| 1030 | case ARIZONA_32KZ_MCLK1: |
| 1031 | case ARIZONA_32KZ_MCLK2: |
| 1032 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
| 1033 | ARIZONA_CLK_32K_SRC_MASK, |
| 1034 | arizona->pdata.clk32k_src - 1); |
Mark Brown | 767c6dc | 2013-03-19 19:04:46 +0100 | [diff] [blame] | 1035 | arizona_clk32k_enable(arizona); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1036 | break; |
| 1037 | case ARIZONA_32KZ_NONE: |
| 1038 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
| 1039 | ARIZONA_CLK_32K_SRC_MASK, 2); |
| 1040 | break; |
| 1041 | default: |
| 1042 | dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n", |
| 1043 | arizona->pdata.clk32k_src); |
| 1044 | ret = -EINVAL; |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 1045 | goto err_reset; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1046 | } |
| 1047 | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1048 | for (i = 0; i < ARIZONA_MAX_MICBIAS; i++) { |
Mark Brown | 544c7aa | 2013-01-29 18:44:41 +0800 | [diff] [blame] | 1049 | if (!arizona->pdata.micbias[i].mV && |
| 1050 | !arizona->pdata.micbias[i].bypass) |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1051 | continue; |
| 1052 | |
Mark Brown | 544c7aa | 2013-01-29 18:44:41 +0800 | [diff] [blame] | 1053 | /* Apply default for bypass mode */ |
| 1054 | if (!arizona->pdata.micbias[i].mV) |
| 1055 | arizona->pdata.micbias[i].mV = 2800; |
| 1056 | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1057 | val = (arizona->pdata.micbias[i].mV - 1500) / 100; |
Mark Brown | 544c7aa | 2013-01-29 18:44:41 +0800 | [diff] [blame] | 1058 | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1059 | val <<= ARIZONA_MICB1_LVL_SHIFT; |
| 1060 | |
| 1061 | if (arizona->pdata.micbias[i].ext_cap) |
| 1062 | val |= ARIZONA_MICB1_EXT_CAP; |
| 1063 | |
| 1064 | if (arizona->pdata.micbias[i].discharge) |
| 1065 | val |= ARIZONA_MICB1_DISCH; |
| 1066 | |
Charles Keepax | f773fc6 | 2013-05-21 14:56:58 +0100 | [diff] [blame] | 1067 | if (arizona->pdata.micbias[i].soft_start) |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1068 | val |= ARIZONA_MICB1_RATE; |
| 1069 | |
Mark Brown | 544c7aa | 2013-01-29 18:44:41 +0800 | [diff] [blame] | 1070 | if (arizona->pdata.micbias[i].bypass) |
| 1071 | val |= ARIZONA_MICB1_BYPASS; |
| 1072 | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1073 | regmap_update_bits(arizona->regmap, |
| 1074 | ARIZONA_MIC_BIAS_CTRL_1 + i, |
| 1075 | ARIZONA_MICB1_LVL_MASK | |
Charles Keepax | 71d134b | 2014-09-24 10:37:11 +0100 | [diff] [blame] | 1076 | ARIZONA_MICB1_EXT_CAP | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1077 | ARIZONA_MICB1_DISCH | |
Mark Brown | 544c7aa | 2013-01-29 18:44:41 +0800 | [diff] [blame] | 1078 | ARIZONA_MICB1_BYPASS | |
Mark Brown | 3d91f82 | 2013-01-29 00:47:37 +0800 | [diff] [blame] | 1079 | ARIZONA_MICB1_RATE, val); |
| 1080 | } |
| 1081 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1082 | for (i = 0; i < ARIZONA_MAX_INPUT; i++) { |
| 1083 | /* Default for both is 0 so noop with defaults */ |
| 1084 | val = arizona->pdata.dmic_ref[i] |
| 1085 | << ARIZONA_IN1_DMIC_SUP_SHIFT; |
| 1086 | val |= arizona->pdata.inmode[i] << ARIZONA_IN1_MODE_SHIFT; |
| 1087 | |
| 1088 | regmap_update_bits(arizona->regmap, |
| 1089 | ARIZONA_IN1L_CONTROL + (i * 8), |
| 1090 | ARIZONA_IN1_DMIC_SUP_MASK | |
| 1091 | ARIZONA_IN1_MODE_MASK, val); |
| 1092 | } |
| 1093 | |
| 1094 | for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) { |
| 1095 | /* Default is 0 so noop with defaults */ |
| 1096 | if (arizona->pdata.out_mono[i]) |
| 1097 | val = ARIZONA_OUT1_MONO; |
| 1098 | else |
| 1099 | val = 0; |
| 1100 | |
| 1101 | regmap_update_bits(arizona->regmap, |
| 1102 | ARIZONA_OUTPUT_PATH_CONFIG_1L + (i * 8), |
| 1103 | ARIZONA_OUT1_MONO, val); |
| 1104 | } |
| 1105 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1106 | for (i = 0; i < ARIZONA_MAX_PDM_SPK; i++) { |
| 1107 | if (arizona->pdata.spk_mute[i]) |
| 1108 | regmap_update_bits(arizona->regmap, |
Mark Brown | 2a51da0 | 2012-07-09 19:33:14 +0100 | [diff] [blame] | 1109 | ARIZONA_PDM_SPK1_CTRL_1 + (i * 2), |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1110 | ARIZONA_SPK1_MUTE_ENDIAN_MASK | |
| 1111 | ARIZONA_SPK1_MUTE_SEQ1_MASK, |
| 1112 | arizona->pdata.spk_mute[i]); |
| 1113 | |
| 1114 | if (arizona->pdata.spk_fmt[i]) |
| 1115 | regmap_update_bits(arizona->regmap, |
Mark Brown | 2a51da0 | 2012-07-09 19:33:14 +0100 | [diff] [blame] | 1116 | ARIZONA_PDM_SPK1_CTRL_2 + (i * 2), |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1117 | ARIZONA_SPK1_FMT_MASK, |
| 1118 | arizona->pdata.spk_fmt[i]); |
| 1119 | } |
| 1120 | |
| 1121 | /* Set up for interrupts */ |
| 1122 | ret = arizona_irq_init(arizona); |
| 1123 | if (ret != 0) |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 1124 | goto err_reset; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1125 | |
| 1126 | arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error", |
| 1127 | arizona_clkgen_err, arizona); |
| 1128 | arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked", |
| 1129 | arizona_overclocked, arizona); |
| 1130 | arizona_request_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, "Underclocked", |
| 1131 | arizona_underclocked, arizona); |
| 1132 | |
| 1133 | switch (arizona->type) { |
| 1134 | case WM5102: |
| 1135 | ret = mfd_add_devices(arizona->dev, -1, wm5102_devs, |
Mark Brown | 0848c94 | 2012-09-11 15:16:36 +0800 | [diff] [blame] | 1136 | ARRAY_SIZE(wm5102_devs), NULL, 0, NULL); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1137 | break; |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 1138 | case WM5110: |
Richard Fitzgerald | e5d4ef0 | 2015-01-17 15:21:22 +0000 | [diff] [blame] | 1139 | case WM8280: |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 1140 | ret = mfd_add_devices(arizona->dev, -1, wm5110_devs, |
Charles Keepax | 78566af | 2012-11-20 13:46:19 +0900 | [diff] [blame] | 1141 | ARRAY_SIZE(wm5110_devs), NULL, 0, NULL); |
Mark Brown | e102bef | 2012-07-10 12:37:58 +0100 | [diff] [blame] | 1142 | break; |
Charles Keepax | dc7d486 | 2013-06-13 09:43:29 +0100 | [diff] [blame] | 1143 | case WM8997: |
| 1144 | ret = mfd_add_devices(arizona->dev, -1, wm8997_devs, |
| 1145 | ARRAY_SIZE(wm8997_devs), NULL, 0, NULL); |
| 1146 | break; |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1147 | } |
| 1148 | |
| 1149 | if (ret != 0) { |
| 1150 | dev_err(arizona->dev, "Failed to add subdevices: %d\n", ret); |
| 1151 | goto err_irq; |
| 1152 | } |
| 1153 | |
Rafael J. Wysocki | 48bb9fe | 2014-12-05 03:04:12 +0100 | [diff] [blame] | 1154 | #ifdef CONFIG_PM |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 1155 | regulator_disable(arizona->dcvdd); |
| 1156 | #endif |
| 1157 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1158 | return 0; |
| 1159 | |
| 1160 | err_irq: |
| 1161 | arizona_irq_exit(arizona); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1162 | err_reset: |
Charles Keepax | 2229875 | 2015-05-11 13:58:02 +0100 | [diff] [blame] | 1163 | arizona_enable_reset(arizona); |
Mark Brown | 59db969 | 2012-07-09 00:31:36 +0200 | [diff] [blame] | 1164 | regulator_disable(arizona->dcvdd); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1165 | err_enable: |
Mark Brown | 3a36a0db | 2012-07-09 00:45:53 +0200 | [diff] [blame] | 1166 | regulator_bulk_disable(arizona->num_core_supplies, |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1167 | arizona->core_supplies); |
Charles Keepax | e602151 | 2014-06-02 09:50:41 +0100 | [diff] [blame] | 1168 | err_dcvdd: |
| 1169 | regulator_put(arizona->dcvdd); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1170 | err_early: |
| 1171 | mfd_remove_devices(dev); |
| 1172 | return ret; |
| 1173 | } |
| 1174 | EXPORT_SYMBOL_GPL(arizona_dev_init); |
| 1175 | |
Bill Pemberton | 4740f73 | 2012-11-19 13:26:01 -0500 | [diff] [blame] | 1176 | int arizona_dev_exit(struct arizona *arizona) |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1177 | { |
Charles Keepax | b804020 | 2014-06-02 09:50:39 +0100 | [diff] [blame] | 1178 | pm_runtime_disable(arizona->dev); |
| 1179 | |
Charles Keepax | df6b335 | 2014-06-02 09:50:40 +0100 | [diff] [blame] | 1180 | regulator_disable(arizona->dcvdd); |
Charles Keepax | e602151 | 2014-06-02 09:50:41 +0100 | [diff] [blame] | 1181 | regulator_put(arizona->dcvdd); |
Charles Keepax | df6b335 | 2014-06-02 09:50:40 +0100 | [diff] [blame] | 1182 | |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1183 | mfd_remove_devices(arizona->dev); |
| 1184 | arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona); |
| 1185 | arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona); |
| 1186 | arizona_free_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, arizona); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1187 | arizona_irq_exit(arizona); |
Charles Keepax | 2229875 | 2015-05-11 13:58:02 +0100 | [diff] [blame] | 1188 | arizona_enable_reset(arizona); |
Charles Keepax | df6b335 | 2014-06-02 09:50:40 +0100 | [diff] [blame] | 1189 | |
Charles Keepax | 4420286 | 2014-06-02 09:50:42 +0100 | [diff] [blame] | 1190 | regulator_bulk_disable(arizona->num_core_supplies, |
Mark Brown | 1d017b6 | 2013-03-26 12:16:26 +0000 | [diff] [blame] | 1191 | arizona->core_supplies); |
Mark Brown | 3cc7298 | 2012-06-19 16:31:53 +0100 | [diff] [blame] | 1192 | return 0; |
| 1193 | } |
| 1194 | EXPORT_SYMBOL_GPL(arizona_dev_exit); |