Lines Matching full:pcs
210 #define PCS_QUIRK_HAS_SHARED_IRQ (pcs->flags & PCS_QUIRK_SHARED_IRQ)
211 #define PCS_HAS_IRQ (pcs->flags & PCS_FEAT_IRQ)
212 #define PCS_HAS_PINCONF (pcs->flags & PCS_FEAT_PINCONF)
273 static unsigned int pcs_pin_reg_offset_get(struct pcs_device *pcs, in pcs_pin_reg_offset_get() argument
276 unsigned int mux_bytes = pcs->width / BITS_PER_BYTE; in pcs_pin_reg_offset_get()
278 if (pcs->bits_per_mux) { in pcs_pin_reg_offset_get()
281 pin_offset_bytes = (pcs->bits_per_pin * pin) / BITS_PER_BYTE; in pcs_pin_reg_offset_get()
288 static unsigned int pcs_pin_shift_reg_get(struct pcs_device *pcs, in pcs_pin_shift_reg_get() argument
291 return (pin % (pcs->width / pcs->bits_per_pin)) * pcs->bits_per_pin; in pcs_pin_shift_reg_get()
298 struct pcs_device *pcs; in pcs_pin_dbg_show() local
303 pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_pin_dbg_show()
305 offset = pcs_pin_reg_offset_get(pcs, pin); in pcs_pin_dbg_show()
306 val = pcs->read(pcs->base + offset); in pcs_pin_dbg_show()
308 if (pcs->bits_per_mux) in pcs_pin_dbg_show()
309 val &= pcs->fmask << pcs_pin_shift_reg_get(pcs, pin); in pcs_pin_dbg_show()
311 pa = pcs->res->start + offset; in pcs_pin_dbg_show()
319 struct pcs_device *pcs; in pcs_dt_free_map() local
321 pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_dt_free_map()
322 devm_kfree(pcs->dev, map); in pcs_dt_free_map()
341 struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_get_function() local
355 dev_err(pcs->dev, "%s could not find function%i\n", in pcs_get_function()
365 struct pcs_device *pcs; in pcs_set_mux() local
370 pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_set_mux()
372 if (!pcs->fmask) in pcs_set_mux()
381 dev_dbg(pcs->dev, "enabling %s function%i\n", in pcs_set_mux()
390 raw_spin_lock_irqsave(&pcs->lock, flags); in pcs_set_mux()
391 val = pcs->read(vals->reg); in pcs_set_mux()
393 if (pcs->bits_per_mux) in pcs_set_mux()
396 mask = pcs->fmask; in pcs_set_mux()
400 pcs->write(val, vals->reg); in pcs_set_mux()
401 raw_spin_unlock_irqrestore(&pcs->lock, flags); in pcs_set_mux()
410 struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_request_gpio() local
416 if (!pcs->fmask) in pcs_request_gpio()
419 list_for_each_safe(pos, tmp, &pcs->gpiofuncs) { in pcs_request_gpio()
427 offset = pcs_pin_reg_offset_get(pcs, pin); in pcs_request_gpio()
429 if (pcs->bits_per_mux) { in pcs_request_gpio()
430 int pin_shift = pcs_pin_shift_reg_get(pcs, pin); in pcs_request_gpio()
432 data = pcs->read(pcs->base + offset); in pcs_request_gpio()
433 data &= ~(pcs->fmask << pin_shift); in pcs_request_gpio()
435 pcs->write(data, pcs->base + offset); in pcs_request_gpio()
437 data = pcs->read(pcs->base + offset); in pcs_request_gpio()
438 data &= ~pcs->fmask; in pcs_request_gpio()
440 pcs->write(data, pcs->base + offset); in pcs_request_gpio()
488 struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_pinconf_get() local
510 offset = pin * (pcs->width / BITS_PER_BYTE); in pcs_pinconf_get()
511 data = pcs->read(pcs->base + offset) & func->conf[i].mask; in pcs_pinconf_get()
552 struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_pinconf_set() local
568 offset = pin * (pcs->width / BITS_PER_BYTE); in pcs_pinconf_set()
569 data = pcs->read(pcs->base + offset); in pcs_pinconf_set()
600 pcs->write(data, pcs->base + offset); in pcs_pinconf_set()
680 * @pcs: pcs driver instance
683 static int pcs_add_pin(struct pcs_device *pcs, unsigned int offset) in pcs_add_pin() argument
685 struct pcs_soc_data *pcs_soc = &pcs->socdata; in pcs_add_pin()
689 i = pcs->pins.cur; in pcs_add_pin()
690 if (i >= pcs->desc.npins) { in pcs_add_pin()
691 dev_err(pcs->dev, "too many pins, max %i\n", in pcs_add_pin()
692 pcs->desc.npins); in pcs_add_pin()
699 val = pcs->read(pcs->base + offset); in pcs_add_pin()
701 dev_dbg(pcs->dev, "irq enabled at boot for pin at %lx (%x), clearing\n", in pcs_add_pin()
702 (unsigned long)pcs->res->start + offset, val); in pcs_add_pin()
704 pcs->write(val, pcs->base + offset); in pcs_add_pin()
708 pin = &pcs->pins.pa[i]; in pcs_add_pin()
710 pcs->pins.cur++; in pcs_add_pin()
717 * @pcs: pcs driver instance
724 static int pcs_allocate_pin_table(struct pcs_device *pcs) in pcs_allocate_pin_table() argument
729 mux_bytes = pcs->width / BITS_PER_BYTE; in pcs_allocate_pin_table()
731 if (pcs->bits_per_mux && pcs->fmask) { in pcs_allocate_pin_table()
732 pcs->bits_per_pin = fls(pcs->fmask); in pcs_allocate_pin_table()
733 nr_pins = (pcs->size * BITS_PER_BYTE) / pcs->bits_per_pin; in pcs_allocate_pin_table()
734 num_pins_in_register = pcs->width / pcs->bits_per_pin; in pcs_allocate_pin_table()
736 nr_pins = pcs->size / mux_bytes; in pcs_allocate_pin_table()
739 dev_dbg(pcs->dev, "allocating %i pins\n", nr_pins); in pcs_allocate_pin_table()
740 pcs->pins.pa = devm_kcalloc(pcs->dev, in pcs_allocate_pin_table()
741 nr_pins, sizeof(*pcs->pins.pa), in pcs_allocate_pin_table()
743 if (!pcs->pins.pa) in pcs_allocate_pin_table()
746 pcs->desc.pins = pcs->pins.pa; in pcs_allocate_pin_table()
747 pcs->desc.npins = nr_pins; in pcs_allocate_pin_table()
749 for (i = 0; i < pcs->desc.npins; i++) { in pcs_allocate_pin_table()
753 offset = pcs_pin_reg_offset_get(pcs, i); in pcs_allocate_pin_table()
754 res = pcs_add_pin(pcs, offset); in pcs_allocate_pin_table()
756 dev_err(pcs->dev, "error adding pins: %i\n", res); in pcs_allocate_pin_table()
766 * @pcs: pcs driver instance
776 static int pcs_add_function(struct pcs_device *pcs, in pcs_add_function() argument
787 function = devm_kzalloc(pcs->dev, sizeof(*function), GFP_KERNEL); in pcs_add_function()
794 selector = pinmux_generic_add_function(pcs->pctl, name, in pcs_add_function()
798 devm_kfree(pcs->dev, function); in pcs_add_function()
809 * @pcs: pcs driver instance
814 static int pcs_get_pin_by_offset(struct pcs_device *pcs, unsigned offset) in pcs_get_pin_by_offset() argument
818 if (offset >= pcs->size) { in pcs_get_pin_by_offset()
819 dev_err(pcs->dev, "mux offset out of range: 0x%x (0x%x)\n", in pcs_get_pin_by_offset()
820 offset, pcs->size); in pcs_get_pin_by_offset()
824 if (pcs->bits_per_mux) in pcs_get_pin_by_offset()
825 index = (offset * BITS_PER_BYTE) / pcs->bits_per_pin; in pcs_get_pin_by_offset()
827 index = offset / (pcs->width / BITS_PER_BYTE); in pcs_get_pin_by_offset()
868 static void pcs_add_conf2(struct pcs_device *pcs, struct device_node *np, in pcs_add_conf2() argument
887 static void pcs_add_conf4(struct pcs_device *pcs, struct device_node *np, in pcs_add_conf4() argument
899 dev_err(pcs->dev, "mask field of the property can't be 0\n"); in pcs_add_conf4()
907 dev_dbg(pcs->dev, "failed to match enable or disable bits\n"); in pcs_add_conf4()
912 static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np, in pcs_parse_pinconf() argument
950 func->conf = devm_kcalloc(pcs->dev, in pcs_parse_pinconf()
958 settings = devm_kcalloc(pcs->dev, nconfs, sizeof(unsigned long), in pcs_parse_pinconf()
965 pcs_add_conf2(pcs, np, prop2[i].name, prop2[i].param, in pcs_parse_pinconf()
968 pcs_add_conf4(pcs, np, prop4[i].name, prop4[i].param, in pcs_parse_pinconf()
979 * @pcs: pinctrl driver instance
996 static int pcs_parse_one_pinctrl_entry(struct pcs_device *pcs, in pcs_parse_one_pinctrl_entry() argument
1009 dev_err(pcs->dev, "Invalid number of rows: %d\n", rows); in pcs_parse_one_pinctrl_entry()
1013 vals = devm_kcalloc(pcs->dev, rows, sizeof(*vals), GFP_KERNEL); in pcs_parse_one_pinctrl_entry()
1017 pins = devm_kcalloc(pcs->dev, rows, sizeof(*pins), GFP_KERNEL); in pcs_parse_one_pinctrl_entry()
1031 dev_err(pcs->dev, "invalid args_count for spec: %i\n", in pcs_parse_one_pinctrl_entry()
1037 vals[found].reg = pcs->base + offset; in pcs_parse_one_pinctrl_entry()
1048 dev_dbg(pcs->dev, "%pOFn index: 0x%x value: 0x%x\n", in pcs_parse_one_pinctrl_entry()
1051 pin = pcs_get_pin_by_offset(pcs, offset); in pcs_parse_one_pinctrl_entry()
1053 dev_err(pcs->dev, in pcs_parse_one_pinctrl_entry()
1062 mutex_lock(&pcs->mutex); in pcs_parse_one_pinctrl_entry()
1063 fsel = pcs_add_function(pcs, &function, np->name, vals, found, in pcs_parse_one_pinctrl_entry()
1070 gsel = pinctrl_generic_add_group(pcs->pctl, np->name, pins, found, pcs); in pcs_parse_one_pinctrl_entry()
1081 res = pcs_parse_pinconf(pcs, np, function, map); in pcs_parse_one_pinctrl_entry()
1091 mutex_unlock(&pcs->mutex); in pcs_parse_one_pinctrl_entry()
1096 pinctrl_generic_remove_group(pcs->pctl, gsel); in pcs_parse_one_pinctrl_entry()
1099 pinmux_generic_remove_function(pcs->pctl, fsel); in pcs_parse_one_pinctrl_entry()
1101 mutex_unlock(&pcs->mutex); in pcs_parse_one_pinctrl_entry()
1102 devm_kfree(pcs->dev, pins); in pcs_parse_one_pinctrl_entry()
1105 devm_kfree(pcs->dev, vals); in pcs_parse_one_pinctrl_entry()
1110 static int pcs_parse_bits_in_pinctrl_entry(struct pcs_device *pcs, in pcs_parse_bits_in_pinctrl_entry() argument
1124 dev_err(pcs->dev, "Invalid number of rows: %d\n", rows); in pcs_parse_bits_in_pinctrl_entry()
1128 npins_in_row = pcs->width / pcs->bits_per_pin; in pcs_parse_bits_in_pinctrl_entry()
1130 vals = devm_kzalloc(pcs->dev, in pcs_parse_bits_in_pinctrl_entry()
1136 pins = devm_kzalloc(pcs->dev, in pcs_parse_bits_in_pinctrl_entry()
1154 dev_err(pcs->dev, "invalid args_count for spec: %i\n", in pcs_parse_bits_in_pinctrl_entry()
1164 dev_dbg(pcs->dev, "%pOFn index: 0x%x value: 0x%x mask: 0x%x\n", in pcs_parse_bits_in_pinctrl_entry()
1170 pin_num_from_lsb = bit_pos / pcs->bits_per_pin; in pcs_parse_bits_in_pinctrl_entry()
1171 mask_pos = ((pcs->fmask) << bit_pos); in pcs_parse_bits_in_pinctrl_entry()
1176 dev_err(pcs->dev, in pcs_parse_bits_in_pinctrl_entry()
1185 dev_warn(pcs->dev, in pcs_parse_bits_in_pinctrl_entry()
1192 vals[found].reg = pcs->base + offset; in pcs_parse_bits_in_pinctrl_entry()
1195 pin = pcs_get_pin_by_offset(pcs, offset); in pcs_parse_bits_in_pinctrl_entry()
1197 dev_err(pcs->dev, in pcs_parse_bits_in_pinctrl_entry()
1207 mutex_lock(&pcs->mutex); in pcs_parse_bits_in_pinctrl_entry()
1208 fsel = pcs_add_function(pcs, &function, np->name, vals, found, in pcs_parse_bits_in_pinctrl_entry()
1215 gsel = pinctrl_generic_add_group(pcs->pctl, np->name, pins, found, pcs); in pcs_parse_bits_in_pinctrl_entry()
1226 dev_err(pcs->dev, "pinconf not supported\n"); in pcs_parse_bits_in_pinctrl_entry()
1232 mutex_unlock(&pcs->mutex); in pcs_parse_bits_in_pinctrl_entry()
1237 pinctrl_generic_remove_group(pcs->pctl, gsel); in pcs_parse_bits_in_pinctrl_entry()
1240 pinmux_generic_remove_function(pcs->pctl, fsel); in pcs_parse_bits_in_pinctrl_entry()
1242 mutex_unlock(&pcs->mutex); in pcs_parse_bits_in_pinctrl_entry()
1243 devm_kfree(pcs->dev, pins); in pcs_parse_bits_in_pinctrl_entry()
1246 devm_kfree(pcs->dev, vals); in pcs_parse_bits_in_pinctrl_entry()
1261 struct pcs_device *pcs; in pcs_dt_node_to_map() local
1265 pcs = pinctrl_dev_get_drvdata(pctldev); in pcs_dt_node_to_map()
1268 *map = devm_kcalloc(pcs->dev, 2, sizeof(**map), GFP_KERNEL); in pcs_dt_node_to_map()
1274 pgnames = devm_kzalloc(pcs->dev, sizeof(*pgnames), GFP_KERNEL); in pcs_dt_node_to_map()
1280 if (pcs->bits_per_mux) { in pcs_dt_node_to_map()
1281 ret = pcs_parse_bits_in_pinctrl_entry(pcs, np_config, map, in pcs_dt_node_to_map()
1284 dev_err(pcs->dev, "no pins entries for %pOFn\n", in pcs_dt_node_to_map()
1289 ret = pcs_parse_one_pinctrl_entry(pcs, np_config, map, in pcs_dt_node_to_map()
1292 dev_err(pcs->dev, "no pins entries for %pOFn\n", in pcs_dt_node_to_map()
1301 devm_kfree(pcs->dev, pgnames); in pcs_dt_node_to_map()
1303 devm_kfree(pcs->dev, *map); in pcs_dt_node_to_map()
1310 * @pcs: pcs driver instance
1312 static void pcs_irq_free(struct pcs_device *pcs) in pcs_irq_free() argument
1314 struct pcs_soc_data *pcs_soc = &pcs->socdata; in pcs_irq_free()
1319 if (pcs->domain) in pcs_irq_free()
1320 irq_domain_remove(pcs->domain); in pcs_irq_free()
1330 * @pcs: pcs driver instance
1332 static void pcs_free_resources(struct pcs_device *pcs) in pcs_free_resources() argument
1334 pcs_irq_free(pcs); in pcs_free_resources()
1335 pinctrl_unregister(pcs->pctl); in pcs_free_resources()
1338 if (pcs->missing_nr_pinctrl_cells) in pcs_free_resources()
1339 of_remove_property(pcs->np, pcs->missing_nr_pinctrl_cells); in pcs_free_resources()
1343 static int pcs_add_gpio_func(struct device_node *node, struct pcs_device *pcs) in pcs_add_gpio_func() argument
1359 range = devm_kzalloc(pcs->dev, sizeof(*range), GFP_KERNEL); in pcs_add_gpio_func()
1367 mutex_lock(&pcs->mutex); in pcs_add_gpio_func()
1368 list_add_tail(&range->node, &pcs->gpiofuncs); in pcs_add_gpio_func()
1369 mutex_unlock(&pcs->mutex); in pcs_add_gpio_func()
1400 struct pcs_device *pcs; in pcs_irq_set() local
1404 pcs = container_of(pcs_soc, struct pcs_device, socdata); in pcs_irq_set()
1405 list_for_each(pos, &pcs->irqs) { in pcs_irq_set()
1414 raw_spin_lock(&pcs->lock); in pcs_irq_set()
1415 mask = pcs->read(pcswi->reg); in pcs_irq_set()
1420 pcs->write(mask, pcswi->reg); in pcs_irq_set()
1423 mask = pcs->read(pcswi->reg); in pcs_irq_set()
1424 raw_spin_unlock(&pcs->lock); in pcs_irq_set()
1481 struct pcs_device *pcs; in pcs_irq_handle() local
1485 pcs = container_of(pcs_soc, struct pcs_device, socdata); in pcs_irq_handle()
1486 list_for_each(pos, &pcs->irqs) { in pcs_irq_handle()
1491 raw_spin_lock(&pcs->lock); in pcs_irq_handle()
1492 mask = pcs->read(pcswi->reg); in pcs_irq_handle()
1493 raw_spin_unlock(&pcs->lock); in pcs_irq_handle()
1495 generic_handle_irq(irq_find_mapping(pcs->domain, in pcs_irq_handle()
1542 struct pcs_device *pcs; in pcs_irqdomain_map() local
1545 pcs = container_of(pcs_soc, struct pcs_device, socdata); in pcs_irqdomain_map()
1546 pcswi = devm_kzalloc(pcs->dev, sizeof(*pcswi), GFP_KERNEL); in pcs_irqdomain_map()
1550 pcswi->reg = pcs->base + hwirq; in pcs_irqdomain_map()
1554 mutex_lock(&pcs->mutex); in pcs_irqdomain_map()
1555 list_add_tail(&pcswi->node, &pcs->irqs); in pcs_irqdomain_map()
1556 mutex_unlock(&pcs->mutex); in pcs_irqdomain_map()
1559 irq_set_chip_and_handler(irq, &pcs->chip, in pcs_irqdomain_map()
1574 * @pcs: pcs driver instance
1577 static int pcs_irq_init_chained_handler(struct pcs_device *pcs, in pcs_irq_init_chained_handler() argument
1580 struct pcs_soc_data *pcs_soc = &pcs->socdata; in pcs_irq_init_chained_handler()
1590 INIT_LIST_HEAD(&pcs->irqs); in pcs_irq_init_chained_handler()
1591 pcs->chip.name = name; in pcs_irq_init_chained_handler()
1592 pcs->chip.irq_ack = pcs_irq_mask; in pcs_irq_init_chained_handler()
1593 pcs->chip.irq_mask = pcs_irq_mask; in pcs_irq_init_chained_handler()
1594 pcs->chip.irq_unmask = pcs_irq_unmask; in pcs_irq_init_chained_handler()
1595 pcs->chip.irq_set_wake = pcs_irq_set_wake; in pcs_irq_init_chained_handler()
1620 num_irqs = pcs->size; in pcs_irq_init_chained_handler()
1622 pcs->domain = irq_domain_add_simple(np, num_irqs, 0, in pcs_irq_init_chained_handler()
1625 if (!pcs->domain) { in pcs_irq_init_chained_handler()
1634 static int pcs_save_context(struct pcs_device *pcs) in pcs_save_context() argument
1641 mux_bytes = pcs->width / BITS_PER_BYTE; in pcs_save_context()
1643 if (!pcs->saved_vals) { in pcs_save_context()
1644 pcs->saved_vals = devm_kzalloc(pcs->dev, pcs->size, GFP_ATOMIC); in pcs_save_context()
1645 if (!pcs->saved_vals) in pcs_save_context()
1649 switch (pcs->width) { in pcs_save_context()
1651 regsl = pcs->saved_vals; in pcs_save_context()
1652 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_save_context()
1653 *regsl++ = pcs->read(pcs->base + i); in pcs_save_context()
1656 regsw = pcs->saved_vals; in pcs_save_context()
1657 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_save_context()
1658 *regsw++ = pcs->read(pcs->base + i); in pcs_save_context()
1661 regshw = pcs->saved_vals; in pcs_save_context()
1662 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_save_context()
1663 *regshw++ = pcs->read(pcs->base + i); in pcs_save_context()
1670 static void pcs_restore_context(struct pcs_device *pcs) in pcs_restore_context() argument
1677 mux_bytes = pcs->width / BITS_PER_BYTE; in pcs_restore_context()
1679 switch (pcs->width) { in pcs_restore_context()
1681 regsl = pcs->saved_vals; in pcs_restore_context()
1682 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_restore_context()
1683 pcs->write(*regsl++, pcs->base + i); in pcs_restore_context()
1686 regsw = pcs->saved_vals; in pcs_restore_context()
1687 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_restore_context()
1688 pcs->write(*regsw++, pcs->base + i); in pcs_restore_context()
1691 regshw = pcs->saved_vals; in pcs_restore_context()
1692 for (i = 0; i < pcs->size; i += mux_bytes) in pcs_restore_context()
1693 pcs->write(*regshw++, pcs->base + i); in pcs_restore_context()
1701 struct pcs_device *pcs; in pinctrl_single_suspend() local
1703 pcs = platform_get_drvdata(pdev); in pinctrl_single_suspend()
1704 if (!pcs) in pinctrl_single_suspend()
1707 if (pcs->flags & PCS_CONTEXT_LOSS_OFF) { in pinctrl_single_suspend()
1710 ret = pcs_save_context(pcs); in pinctrl_single_suspend()
1715 return pinctrl_force_sleep(pcs->pctl); in pinctrl_single_suspend()
1720 struct pcs_device *pcs; in pinctrl_single_resume() local
1722 pcs = platform_get_drvdata(pdev); in pinctrl_single_resume()
1723 if (!pcs) in pinctrl_single_resume()
1726 if (pcs->flags & PCS_CONTEXT_LOSS_OFF) in pinctrl_single_resume()
1727 pcs_restore_context(pcs); in pinctrl_single_resume()
1729 return pinctrl_force_default(pcs->pctl); in pinctrl_single_resume()
1735 * @pcs: pinctrl driver instance
1743 static int pcs_quirk_missing_pinctrl_cells(struct pcs_device *pcs, in pcs_quirk_missing_pinctrl_cells() argument
1756 dev_warn(pcs->dev, "please update dts to use %s = <%i>\n", in pcs_quirk_missing_pinctrl_cells()
1759 p = devm_kzalloc(pcs->dev, sizeof(*p), GFP_KERNEL); in pcs_quirk_missing_pinctrl_cells()
1764 p->value = devm_kzalloc(pcs->dev, sizeof(__be32), GFP_KERNEL); in pcs_quirk_missing_pinctrl_cells()
1769 p->name = devm_kstrdup(pcs->dev, name, GFP_KERNEL); in pcs_quirk_missing_pinctrl_cells()
1773 pcs->missing_nr_pinctrl_cells = p; in pcs_quirk_missing_pinctrl_cells()
1776 error = of_add_property(np, pcs->missing_nr_pinctrl_cells); in pcs_quirk_missing_pinctrl_cells()
1787 struct pcs_device *pcs; in pcs_probe() local
1795 pcs = devm_kzalloc(&pdev->dev, sizeof(*pcs), GFP_KERNEL); in pcs_probe()
1796 if (!pcs) in pcs_probe()
1799 pcs->dev = &pdev->dev; in pcs_probe()
1800 pcs->np = np; in pcs_probe()
1801 raw_spin_lock_init(&pcs->lock); in pcs_probe()
1802 mutex_init(&pcs->mutex); in pcs_probe()
1803 INIT_LIST_HEAD(&pcs->gpiofuncs); in pcs_probe()
1804 pcs->flags = soc->flags; in pcs_probe()
1805 memcpy(&pcs->socdata, soc, sizeof(*soc)); in pcs_probe()
1808 &pcs->width); in pcs_probe()
1810 dev_err(pcs->dev, "register width not specified\n"); in pcs_probe()
1816 &pcs->fmask); in pcs_probe()
1818 pcs->fshift = __ffs(pcs->fmask); in pcs_probe()
1819 pcs->fmax = pcs->fmask >> pcs->fshift; in pcs_probe()
1822 pcs->fmask = 0; in pcs_probe()
1823 pcs->fshift = 0; in pcs_probe()
1824 pcs->fmax = 0; in pcs_probe()
1828 &pcs->foff); in pcs_probe()
1830 pcs->foff = PCS_OFF_DISABLED; in pcs_probe()
1832 pcs->bits_per_mux = of_property_read_bool(np, in pcs_probe()
1834 ret = pcs_quirk_missing_pinctrl_cells(pcs, np, in pcs_probe()
1835 pcs->bits_per_mux ? 2 : 1); in pcs_probe()
1844 dev_err(pcs->dev, "could not get resource\n"); in pcs_probe()
1848 pcs->res = devm_request_mem_region(pcs->dev, res->start, in pcs_probe()
1850 if (!pcs->res) { in pcs_probe()
1851 dev_err(pcs->dev, "could not get mem_region\n"); in pcs_probe()
1855 pcs->size = resource_size(pcs->res); in pcs_probe()
1856 pcs->base = devm_ioremap(pcs->dev, pcs->res->start, pcs->size); in pcs_probe()
1857 if (!pcs->base) { in pcs_probe()
1858 dev_err(pcs->dev, "could not ioremap\n"); in pcs_probe()
1862 platform_set_drvdata(pdev, pcs); in pcs_probe()
1864 switch (pcs->width) { in pcs_probe()
1866 pcs->read = pcs_readb; in pcs_probe()
1867 pcs->write = pcs_writeb; in pcs_probe()
1870 pcs->read = pcs_readw; in pcs_probe()
1871 pcs->write = pcs_writew; in pcs_probe()
1874 pcs->read = pcs_readl; in pcs_probe()
1875 pcs->write = pcs_writel; in pcs_probe()
1881 pcs->desc.name = DRIVER_NAME; in pcs_probe()
1882 pcs->desc.pctlops = &pcs_pinctrl_ops; in pcs_probe()
1883 pcs->desc.pmxops = &pcs_pinmux_ops; in pcs_probe()
1885 pcs->desc.confops = &pcs_pinconf_ops; in pcs_probe()
1886 pcs->desc.owner = THIS_MODULE; in pcs_probe()
1888 ret = pcs_allocate_pin_table(pcs); in pcs_probe()
1892 ret = pinctrl_register_and_init(&pcs->desc, pcs->dev, pcs, &pcs->pctl); in pcs_probe()
1894 dev_err(pcs->dev, "could not register single pinctrl driver\n"); in pcs_probe()
1898 ret = pcs_add_gpio_func(np, pcs); in pcs_probe()
1902 pcs->socdata.irq = irq_of_parse_and_map(np, 0); in pcs_probe()
1903 if (pcs->socdata.irq) in pcs_probe()
1904 pcs->flags |= PCS_FEAT_IRQ; in pcs_probe()
1910 pcs->socdata.rearm = pdata->rearm; in pcs_probe()
1912 pcs->socdata.irq = pdata->irq; in pcs_probe()
1913 pcs->flags |= PCS_FEAT_IRQ; in pcs_probe()
1918 ret = pcs_irq_init_chained_handler(pcs, np); in pcs_probe()
1920 dev_warn(pcs->dev, "initialized with no interrupts\n"); in pcs_probe()
1923 dev_info(pcs->dev, "%i pins, size %u\n", pcs->desc.npins, pcs->size); in pcs_probe()
1925 return pinctrl_enable(pcs->pctl); in pcs_probe()
1928 pcs_free_resources(pcs); in pcs_probe()
1935 struct pcs_device *pcs = platform_get_drvdata(pdev); in pcs_remove() local
1937 if (!pcs) in pcs_remove()
1940 pcs_free_resources(pcs); in pcs_remove()