Lines Matching refs:arizona
26 #include <linux/mfd/arizona/core.h>
27 #include <linux/mfd/arizona/registers.h>
29 #include "arizona.h"
36 int arizona_clk32k_enable(struct arizona *arizona)
40 mutex_lock(&arizona->clk_lock);
42 arizona->clk32k_ref++;
44 if (arizona->clk32k_ref == 1) {
45 switch (arizona->pdata.clk32k_src) {
47 ret = pm_runtime_resume_and_get(arizona->dev);
50 ret = clk_prepare_enable(arizona->mclk[ARIZONA_MCLK1]);
52 pm_runtime_put_sync(arizona->dev);
57 ret = clk_prepare_enable(arizona->mclk[ARIZONA_MCLK2]);
63 ret = regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
70 arizona->clk32k_ref--;
72 mutex_unlock(&arizona->clk_lock);
78 int arizona_clk32k_disable(struct arizona *arizona)
80 mutex_lock(&arizona->clk_lock);
82 WARN_ON(arizona->clk32k_ref <= 0);
84 arizona->clk32k_ref--;
86 if (arizona->clk32k_ref == 0) {
87 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
90 switch (arizona->pdata.clk32k_src) {
92 pm_runtime_put_sync(arizona->dev);
93 clk_disable_unprepare(arizona->mclk[ARIZONA_MCLK1]);
96 clk_disable_unprepare(arizona->mclk[ARIZONA_MCLK2]);
101 mutex_unlock(&arizona->clk_lock);
109 struct arizona *arizona = data;
111 dev_err(arizona->dev, "CLKGEN error\n");
118 struct arizona *arizona = data;
122 ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_8,
125 dev_err(arizona->dev, "Failed to read underclock status: %d\n",
131 dev_err(arizona->dev, "AIF3 underclocked\n");
133 dev_err(arizona->dev, "AIF2 underclocked\n");
135 dev_err(arizona->dev, "AIF1 underclocked\n");
137 dev_err(arizona->dev, "ISRC3 underclocked\n");
139 dev_err(arizona->dev, "ISRC2 underclocked\n");
141 dev_err(arizona->dev, "ISRC1 underclocked\n");
143 dev_err(arizona->dev, "FX underclocked\n");
145 dev_err(arizona->dev, "ASRC underclocked\n");
147 dev_err(arizona->dev, "DAC underclocked\n");
149 dev_err(arizona->dev, "ADC underclocked\n");
151 dev_err(arizona->dev, "Mixer dropped sample\n");
158 struct arizona *arizona = data;
162 ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6,
165 dev_err(arizona->dev, "Failed to read overclock status: %d\n",
170 switch (arizona->type) {
185 dev_err(arizona->dev, "PWM overclocked\n");
187 dev_err(arizona->dev, "FX core overclocked\n");
189 dev_err(arizona->dev, "DAC SYS overclocked\n");
191 dev_err(arizona->dev, "DAC WARP overclocked\n");
193 dev_err(arizona->dev, "ADC overclocked\n");
195 dev_err(arizona->dev, "Mixer overclocked\n");
197 dev_err(arizona->dev, "AIF3 overclocked\n");
199 dev_err(arizona->dev, "AIF2 overclocked\n");
201 dev_err(arizona->dev, "AIF1 overclocked\n");
203 dev_err(arizona->dev, "Pad control overclocked\n");
206 dev_err(arizona->dev, "Slimbus subsystem overclocked\n");
208 dev_err(arizona->dev, "Slimbus async overclocked\n");
210 dev_err(arizona->dev, "Slimbus sync overclocked\n");
212 dev_err(arizona->dev, "ASRC async system overclocked\n");
214 dev_err(arizona->dev, "ASRC async WARP overclocked\n");
216 dev_err(arizona->dev, "ASRC sync system overclocked\n");
218 dev_err(arizona->dev, "ASRC sync WARP overclocked\n");
220 dev_err(arizona->dev, "DSP1 overclocked\n");
222 dev_err(arizona->dev, "ISRC3 overclocked\n");
224 dev_err(arizona->dev, "ISRC2 overclocked\n");
226 dev_err(arizona->dev, "ISRC1 overclocked\n");
229 dev_err(arizona->dev, "SPDIF overclocked\n");
246 static int arizona_poll_reg(struct arizona *arizona,
255 ret = regmap_read(arizona->regmap, reg, &val);
262 dev_err(arizona->dev, "Failed polling reg 0x%x: %d\n",
267 dev_err(arizona->dev, "Polling reg 0x%x timed out: %x\n", reg, val);
271 static int arizona_wait_for_boot(struct arizona *arizona)
280 ret = arizona_poll_reg(arizona, 30, ARIZONA_INTERRUPT_RAW_STATUS_5,
284 regmap_write(arizona->regmap, ARIZONA_INTERRUPT_STATUS_5,
287 pm_runtime_mark_last_busy(arizona->dev);
292 static inline void arizona_enable_reset(struct arizona *arizona)
294 if (arizona->pdata.reset)
295 gpiod_set_raw_value_cansleep(arizona->pdata.reset, 0);
298 static void arizona_disable_reset(struct arizona *arizona)
300 if (arizona->pdata.reset) {
301 switch (arizona->type) {
311 gpiod_set_raw_value_cansleep(arizona->pdata.reset, 1);
321 static int arizona_enable_freerun_sysclk(struct arizona *arizona,
327 ret = regmap_read(arizona->regmap, ARIZONA_FLL1_CONTROL_1, &state->fll);
329 dev_err(arizona->dev, "Failed to cache FLL settings: %d\n",
333 ret = regmap_read(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1,
336 dev_err(arizona->dev, "Failed to cache SYSCLK settings: %d\n",
342 ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1,
345 dev_err(arizona->dev,
350 ret = arizona_poll_reg(arizona, 180, ARIZONA_INTERRUPT_RAW_STATUS_5,
356 ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, 0x0144);
358 dev_err(arizona->dev, "Failed to start SYSCLK: %d\n", ret);
365 err = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll);
367 dev_err(arizona->dev,
373 static int arizona_disable_freerun_sysclk(struct arizona *arizona,
378 ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1,
381 dev_err(arizona->dev,
386 ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll);
388 dev_err(arizona->dev,
396 static int wm5102_apply_hardware_patch(struct arizona *arizona)
401 ret = arizona_enable_freerun_sysclk(arizona, &state);
406 ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0,
409 dev_err(arizona->dev, "Failed to start write sequencer: %d\n",
414 ret = arizona_poll_reg(arizona, 30, ARIZONA_WRITE_SEQUENCER_CTRL_1,
417 regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0,
421 err = arizona_disable_freerun_sysclk(arizona, &state);
437 static int wm5110_apply_sleep_patch(struct arizona *arizona)
442 ret = arizona_enable_freerun_sysclk(arizona, &state);
446 ret = regmap_multi_reg_write_bypassed(arizona->regmap,
450 err = arizona_disable_freerun_sysclk(arizona, &state);
455 static int wm5102_clear_write_sequencer(struct arizona *arizona)
459 ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_3,
462 dev_err(arizona->dev,
467 arizona_enable_reset(arizona);
468 regulator_disable(arizona->dcvdd);
472 ret = regulator_enable(arizona->dcvdd);
474 dev_err(arizona->dev, "Failed to re-enable DCVDD: %d\n", ret);
477 arizona_disable_reset(arizona);
482 static int arizona_isolate_dcvdd(struct arizona *arizona)
486 ret = regmap_update_bits(arizona->regmap,
491 dev_err(arizona->dev, "Failed to isolate DCVDD: %d\n", ret);
496 static int arizona_connect_dcvdd(struct arizona *arizona)
500 ret = regmap_update_bits(arizona->regmap,
504 dev_err(arizona->dev, "Failed to connect DCVDD: %d\n", ret);
509 static int arizona_is_jack_det_active(struct arizona *arizona)
514 ret = regmap_read(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, &val);
516 dev_err(arizona->dev,
528 struct arizona *arizona = dev_get_drvdata(dev);
531 dev_dbg(arizona->dev, "Leaving AoD mode\n");
533 if (arizona->has_fully_powered_off) {
534 dev_dbg(arizona->dev, "Re-enabling core supplies\n");
536 ret = regulator_bulk_enable(arizona->num_core_supplies,
537 arizona->core_supplies);
545 ret = regulator_enable(arizona->dcvdd);
547 dev_err(arizona->dev, "Failed to enable DCVDD: %d\n", ret);
548 if (arizona->has_fully_powered_off)
549 regulator_bulk_disable(arizona->num_core_supplies,
550 arizona->core_supplies);
554 if (arizona->has_fully_powered_off) {
555 arizona_disable_reset(arizona);
556 enable_irq(arizona->irq);
557 arizona->has_fully_powered_off = false;
560 regcache_cache_only(arizona->regmap, false);
562 switch (arizona->type) {
564 if (arizona->external_dcvdd) {
565 ret = arizona_connect_dcvdd(arizona);
570 ret = wm5102_patch(arizona);
572 dev_err(arizona->dev, "Failed to apply patch: %d\n",
577 ret = wm5102_apply_hardware_patch(arizona);
579 dev_err(arizona->dev,
587 ret = arizona_wait_for_boot(arizona);
591 if (arizona->external_dcvdd) {
592 ret = arizona_connect_dcvdd(arizona);
601 ret = regulator_set_voltage(arizona->dcvdd,
604 dev_err(arizona->dev,
611 ret = wm5110_apply_sleep_patch(arizona);
613 dev_err(arizona->dev,
621 ret = arizona_wait_for_boot(arizona);
626 ret = arizona_wait_for_boot(arizona);
630 if (arizona->external_dcvdd) {
631 ret = arizona_connect_dcvdd(arizona);
638 ret = regcache_sync(arizona->regmap);
640 dev_err(arizona->dev, "Failed to restore register cache\n");
647 regcache_cache_only(arizona->regmap, true);
648 regulator_disable(arizona->dcvdd);
654 struct arizona *arizona = dev_get_drvdata(dev);
658 dev_dbg(arizona->dev, "Entering AoD mode\n");
660 switch (arizona->type) {
663 jd_active = arizona_is_jack_det_active(arizona);
667 if (arizona->external_dcvdd) {
668 ret = arizona_isolate_dcvdd(arizona);
677 ret = regulator_set_voltage(arizona->dcvdd,
680 dev_err(arizona->dev,
688 jd_active = arizona_is_jack_det_active(arizona);
692 if (arizona->external_dcvdd) {
693 ret = arizona_isolate_dcvdd(arizona);
699 ret = regmap_write(arizona->regmap,
702 dev_err(arizona->dev,
713 jd_active = arizona_is_jack_det_active(arizona);
717 if (arizona->external_dcvdd) {
718 ret = arizona_isolate_dcvdd(arizona);
725 regcache_cache_only(arizona->regmap, true);
726 regcache_mark_dirty(arizona->regmap);
727 regulator_disable(arizona->dcvdd);
731 dev_dbg(arizona->dev, "Fully powering off\n");
733 arizona->has_fully_powered_off = true;
735 disable_irq_nosync(arizona->irq);
736 arizona_enable_reset(arizona);
737 regulator_bulk_disable(arizona->num_core_supplies,
738 arizona->core_supplies);
746 struct arizona *arizona = dev_get_drvdata(dev);
748 dev_dbg(arizona->dev, "Suspend, disabling IRQ\n");
749 disable_irq(arizona->irq);
756 struct arizona *arizona = dev_get_drvdata(dev);
758 dev_dbg(arizona->dev, "Late suspend, reenabling IRQ\n");
759 enable_irq(arizona->irq);
766 struct arizona *arizona = dev_get_drvdata(dev);
768 dev_dbg(arizona->dev, "Early resume, disabling IRQ\n");
769 disable_irq(arizona->irq);
776 struct arizona *arizona = dev_get_drvdata(dev);
778 dev_dbg(arizona->dev, "Resume, reenabling IRQ\n");
779 enable_irq(arizona->irq);
794 static int arizona_of_get_core_pdata(struct arizona *arizona)
796 struct arizona_pdata *pdata = &arizona->pdata;
800 pdata->reset = devm_gpiod_get(arizona->dev, "wlf,reset", GPIOD_OUT_LOW);
812 dev_err(arizona->dev, "Reset GPIO malformed: %d\n",
818 ret = of_property_read_u32_array(arizona->dev->of_node,
836 dev_err(arizona->dev, "Failed to parse GPIO defaults: %d\n",
843 static inline int arizona_of_get_core_pdata(struct arizona *arizona)
850 { .name = "arizona-ldo1" },
863 { .name = "arizona-micsupp" },
864 { .name = "arizona-gpio" },
865 { .name = "arizona-haptics" },
866 { .name = "arizona-pwm" },
875 { .name = "arizona-micsupp" },
876 { .name = "arizona-gpio" },
877 { .name = "arizona-haptics" },
878 { .name = "arizona-pwm" },
893 { .name = "arizona-gpio" },
894 { .name = "arizona-haptics" },
895 { .name = "arizona-pwm" },
911 { .name = "arizona-micsupp" },
912 { .name = "arizona-gpio" },
913 { .name = "arizona-haptics" },
914 { .name = "arizona-pwm" },
923 { .name = "arizona-micsupp" },
924 { .name = "arizona-gpio" },
925 { .name = "arizona-haptics" },
926 { .name = "arizona-pwm" },
934 int arizona_dev_init(struct arizona *arizona)
937 struct device *dev = arizona->dev;
940 int (*apply_patch)(struct arizona *) = NULL;
944 dev_set_drvdata(arizona->dev, arizona);
945 mutex_init(&arizona->clk_lock);
947 if (dev_get_platdata(arizona->dev)) {
948 memcpy(&arizona->pdata, dev_get_platdata(arizona->dev),
949 sizeof(arizona->pdata));
951 ret = arizona_of_get_core_pdata(arizona);
956 BUILD_BUG_ON(ARRAY_SIZE(arizona->mclk) != ARRAY_SIZE(mclk_name));
957 for (i = 0; i < ARRAY_SIZE(arizona->mclk); i++) {
958 arizona->mclk[i] = devm_clk_get(arizona->dev, mclk_name[i]);
959 if (IS_ERR(arizona->mclk[i])) {
960 dev_info(arizona->dev, "Failed to get %s: %ld\n",
961 mclk_name[i], PTR_ERR(arizona->mclk[i]));
962 arizona->mclk[i] = NULL;
966 regcache_cache_only(arizona->regmap, true);
968 switch (arizona->type) {
978 arizona->core_supplies[i].supply
980 arizona->num_core_supplies = ARRAY_SIZE(wm5102_core_supplies);
983 dev_err(arizona->dev, "Unknown device type %d\n",
984 arizona->type);
989 arizona->external_dcvdd = true;
991 switch (arizona->type) {
996 ret = mfd_add_devices(arizona->dev, -1, early_devs,
1005 ret = devm_regulator_bulk_get(dev, arizona->num_core_supplies,
1006 arizona->core_supplies);
1019 arizona->dcvdd = regulator_get(arizona->dev, "DCVDD");
1020 if (IS_ERR(arizona->dcvdd)) {
1021 ret = PTR_ERR(arizona->dcvdd);
1026 if (!arizona->pdata.reset) {
1028 arizona->pdata.reset = devm_gpiod_get(arizona->dev, "reset",
1030 if (IS_ERR(arizona->pdata.reset)) {
1031 ret = PTR_ERR(arizona->pdata.reset);
1035 dev_err(arizona->dev,
1038 arizona->pdata.reset = NULL;
1042 ret = regulator_bulk_enable(arizona->num_core_supplies,
1043 arizona->core_supplies);
1050 ret = regulator_enable(arizona->dcvdd);
1056 arizona_disable_reset(arizona);
1058 regcache_cache_only(arizona->regmap, false);
1061 ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®);
1075 dev_err(arizona->dev, "Unknown device ID: %x\n", reg);
1081 if (!arizona->pdata.reset) {
1082 ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0);
1092 switch (arizona->type) {
1094 ret = regmap_read(arizona->regmap,
1101 ret = wm5102_clear_write_sequencer(arizona);
1110 ret = arizona_wait_for_boot(arizona);
1112 dev_err(arizona->dev, "Device failed initial boot: %d\n", ret);
1117 ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®);
1123 ret = regmap_read(arizona->regmap, ARIZONA_DEVICE_REVISION,
1124 &arizona->rev);
1129 arizona->rev &= ARIZONA_DEVICE_REVISION_MASK;
1135 if (arizona->type != WM5102) {
1136 dev_warn(arizona->dev,
1138 arizona->type);
1139 arizona->type = WM5102;
1143 arizona->rev &= 0x7;
1150 switch (arizona->type) {
1159 dev_warn(arizona->dev,
1161 arizona->type);
1162 arizona->type = WM5110;
1173 switch (arizona->type) {
1183 dev_warn(arizona->dev,
1185 arizona->type);
1186 arizona->type = CS47L24;
1198 if (arizona->type != WM8997) {
1199 dev_warn(arizona->dev,
1201 arizona->type);
1202 arizona->type = WM8997;
1212 switch (arizona->type) {
1223 dev_warn(arizona->dev,
1225 arizona->type);
1226 arizona->type = WM8998;
1235 dev_err(arizona->dev, "Unknown device ID %x\n", reg);
1241 dev_err(arizona->dev,
1247 dev_info(dev, "%s revision %c\n", type_name, arizona->rev + 'A');
1250 ret = apply_patch(arizona);
1252 dev_err(arizona->dev, "Failed to apply patch: %d\n",
1257 switch (arizona->type) {
1259 ret = wm5102_apply_hardware_patch(arizona);
1261 dev_err(arizona->dev,
1269 ret = wm5110_apply_sleep_patch(arizona);
1271 dev_err(arizona->dev,
1282 for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) {
1283 if (!arizona->pdata.gpio_defaults[i])
1286 regmap_write(arizona->regmap, ARIZONA_GPIO1_CTRL + i,
1287 arizona->pdata.gpio_defaults[i]);
1291 if (!arizona->pdata.clk32k_src)
1292 arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2;
1294 switch (arizona->pdata.clk32k_src) {
1297 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
1299 arizona->pdata.clk32k_src - 1);
1300 arizona_clk32k_enable(arizona);
1303 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
1307 dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n",
1308 arizona->pdata.clk32k_src);
1314 if (!arizona->pdata.micbias[i].mV &&
1315 !arizona->pdata.micbias[i].bypass)
1319 if (!arizona->pdata.micbias[i].mV)
1320 arizona->pdata.micbias[i].mV = 2800;
1322 val = (arizona->pdata.micbias[i].mV - 1500) / 100;
1326 if (arizona->pdata.micbias[i].ext_cap)
1329 if (arizona->pdata.micbias[i].discharge)
1332 if (arizona->pdata.micbias[i].soft_start)
1335 if (arizona->pdata.micbias[i].bypass)
1338 regmap_update_bits(arizona->regmap,
1347 pm_runtime_set_active(arizona->dev);
1348 pm_runtime_enable(arizona->dev);
1351 ret = arizona_irq_init(arizona);
1355 pm_runtime_set_autosuspend_delay(arizona->dev, 100);
1356 pm_runtime_use_autosuspend(arizona->dev);
1358 arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error",
1359 arizona_clkgen_err, arizona);
1360 arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked",
1361 arizona_overclocked, arizona);
1362 arizona_request_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, "Underclocked",
1363 arizona_underclocked, arizona);
1365 ret = mfd_add_devices(arizona->dev, PLATFORM_DEVID_NONE,
1369 dev_err(arizona->dev, "Failed to add subdevices: %d\n", ret);
1376 arizona_irq_exit(arizona);
1378 pm_runtime_disable(arizona->dev);
1380 switch (arizona->pdata.clk32k_src) {
1383 arizona_clk32k_disable(arizona);
1389 arizona_enable_reset(arizona);
1390 regulator_disable(arizona->dcvdd);
1392 regulator_bulk_disable(arizona->num_core_supplies,
1393 arizona->core_supplies);
1395 regulator_put(arizona->dcvdd);
1402 int arizona_dev_exit(struct arizona *arizona)
1404 disable_irq(arizona->irq);
1405 pm_runtime_disable(arizona->dev);
1407 regulator_disable(arizona->dcvdd);
1408 regulator_put(arizona->dcvdd);
1410 switch (arizona->pdata.clk32k_src) {
1413 arizona_clk32k_disable(arizona);
1419 mfd_remove_devices(arizona->dev);
1420 arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona);
1421 arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona);
1422 arizona_free_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, arizona);
1423 arizona_irq_exit(arizona);
1424 arizona_enable_reset(arizona);
1426 regulator_bulk_disable(arizona->num_core_supplies,
1427 arizona->core_supplies);