Lines Matching refs:pctrl
117 static struct intel_community *intel_get_community(struct intel_pinctrl *pctrl, in intel_get_community() argument
123 for (i = 0; i < pctrl->ncommunities; i++) { in intel_get_community()
124 community = &pctrl->communities[i]; in intel_get_community()
130 dev_warn(pctrl->dev, "failed to find community for pin %u\n", pin); in intel_get_community()
150 static void __iomem *intel_get_padcfg(struct intel_pinctrl *pctrl, unsigned pin, in intel_get_padcfg() argument
157 community = intel_get_community(pctrl, pin); in intel_get_padcfg()
170 static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned pin) in intel_pad_owned_by_host() argument
177 community = intel_get_community(pctrl, pin); in intel_pad_owned_by_host()
195 static bool intel_pad_acpi_mode(struct intel_pinctrl *pctrl, unsigned pin) in intel_pad_acpi_mode() argument
202 community = intel_get_community(pctrl, pin); in intel_pad_acpi_mode()
219 static bool intel_pad_locked(struct intel_pinctrl *pctrl, unsigned pin) in intel_pad_locked() argument
226 community = intel_get_community(pctrl, pin); in intel_pad_locked()
256 static bool intel_pad_usable(struct intel_pinctrl *pctrl, unsigned pin) in intel_pad_usable() argument
258 return intel_pad_owned_by_host(pctrl, pin) && in intel_pad_usable()
259 !intel_pad_locked(pctrl, pin); in intel_pad_usable()
264 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_groups_count() local
266 return pctrl->soc->ngroups; in intel_get_groups_count()
272 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_group_name() local
274 return pctrl->soc->groups[group].name; in intel_get_group_name()
280 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_group_pins() local
282 *pins = pctrl->soc->groups[group].pins; in intel_get_group_pins()
283 *npins = pctrl->soc->groups[group].npins; in intel_get_group_pins()
290 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_pin_dbg_show() local
295 if (!intel_pad_owned_by_host(pctrl, pin)) { in intel_pin_dbg_show()
300 cfg0 = readl(intel_get_padcfg(pctrl, pin, PADCFG0)); in intel_pin_dbg_show()
301 cfg1 = readl(intel_get_padcfg(pctrl, pin, PADCFG1)); in intel_pin_dbg_show()
312 padcfg = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_pin_dbg_show()
316 locked = intel_pad_locked(pctrl, pin); in intel_pin_dbg_show()
317 acpi = intel_pad_acpi_mode(pctrl, pin); in intel_pin_dbg_show()
341 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_functions_count() local
343 return pctrl->soc->nfunctions; in intel_get_functions_count()
349 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_function_name() local
351 return pctrl->soc->functions[function].name; in intel_get_function_name()
359 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_function_groups() local
361 *groups = pctrl->soc->functions[function].groups; in intel_get_function_groups()
362 *ngroups = pctrl->soc->functions[function].ngroups; in intel_get_function_groups()
369 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_pinmux_set_mux() local
370 const struct intel_pingroup *grp = &pctrl->soc->groups[group]; in intel_pinmux_set_mux()
374 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_pinmux_set_mux()
381 if (!intel_pad_usable(pctrl, grp->pins[i])) { in intel_pinmux_set_mux()
382 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_pinmux_set_mux()
392 padcfg0 = intel_get_padcfg(pctrl, grp->pins[i], PADCFG0); in intel_pinmux_set_mux()
405 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_pinmux_set_mux()
441 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_gpio_request_enable() local
445 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_request_enable()
447 if (!intel_pad_usable(pctrl, pin)) { in intel_gpio_request_enable()
448 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_request_enable()
452 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_request_enable()
457 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_request_enable()
466 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_gpio_set_direction() local
470 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_set_direction()
472 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_set_direction()
475 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_set_direction()
492 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_config_get() local
498 if (!intel_pad_owned_by_host(pctrl, pin)) in intel_config_get()
501 community = intel_get_community(pctrl, pin); in intel_config_get()
502 value = readl(intel_get_padcfg(pctrl, pin, PADCFG1)); in intel_config_get()
556 padcfg2 = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_config_get()
578 static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned pin, in intel_config_set_pull() argument
589 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_config_set_pull()
591 community = intel_get_community(pctrl, pin); in intel_config_set_pull()
592 padcfg1 = intel_get_padcfg(pctrl, pin, PADCFG1); in intel_config_set_pull()
651 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_config_set_pull()
656 static int intel_config_set_debounce(struct intel_pinctrl *pctrl, unsigned pin, in intel_config_set_debounce() argument
664 padcfg2 = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_config_set_debounce()
668 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_config_set_debounce()
670 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_config_set_debounce()
698 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_config_set_debounce()
706 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_config_set() local
709 if (!intel_pad_usable(pctrl, pin)) in intel_config_set()
717 ret = intel_config_set_pull(pctrl, pin, configs[i]); in intel_config_set()
723 ret = intel_config_set_debounce(pctrl, pin, in intel_config_set()
761 static int intel_gpio_to_pin(struct intel_pinctrl *pctrl, unsigned offset, in intel_gpio_to_pin() argument
767 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_to_pin()
768 const struct intel_community *comm = &pctrl->communities[i]; in intel_gpio_to_pin()
797 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_get() local
802 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_get()
806 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_get()
819 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_set() local
825 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_set()
829 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_set()
833 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_set()
840 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_set()
845 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_get_direction() local
850 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_get_direction()
854 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_get_direction()
893 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_ack() local
898 pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), &community, &padgrp); in intel_gpio_irq_ack()
906 raw_spin_lock(&pctrl->lock); in intel_gpio_irq_ack()
908 raw_spin_unlock(&pctrl->lock); in intel_gpio_irq_ack()
915 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_enable() local
920 pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), &community, &padgrp); in intel_gpio_irq_enable()
930 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_irq_enable()
937 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_irq_enable()
944 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_mask_unmask() local
949 pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), &community, &padgrp); in intel_gpio_irq_mask_unmask()
961 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_irq_mask_unmask()
968 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_irq_mask_unmask()
985 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_type() local
986 unsigned pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); in intel_gpio_irq_type()
991 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_irq_type()
1000 if (intel_pad_acpi_mode(pctrl, pin)) { in intel_gpio_irq_type()
1001 dev_warn(pctrl->dev, "pin %u cannot be used as IRQ\n", pin); in intel_gpio_irq_type()
1005 raw_spin_lock_irqsave(&pctrl->lock, flags); in intel_gpio_irq_type()
1034 raw_spin_unlock_irqrestore(&pctrl->lock, flags); in intel_gpio_irq_type()
1042 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_wake() local
1043 unsigned pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); in intel_gpio_irq_wake()
1046 enable_irq_wake(pctrl->irq); in intel_gpio_irq_wake()
1048 disable_irq_wake(pctrl->irq); in intel_gpio_irq_wake()
1050 dev_dbg(pctrl->dev, "%sable wake for pin %u\n", on ? "en" : "dis", pin); in intel_gpio_irq_wake()
1054 static irqreturn_t intel_gpio_community_irq_handler(struct intel_pinctrl *pctrl, in intel_gpio_community_irq_handler() argument
1057 struct gpio_chip *gc = &pctrl->chip; in intel_gpio_community_irq_handler()
1090 struct intel_pinctrl *pctrl = data; in intel_gpio_irq() local
1095 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_irq()
1096 community = &pctrl->communities[i]; in intel_gpio_irq()
1097 ret |= intel_gpio_community_irq_handler(pctrl, community); in intel_gpio_irq()
1114 static int intel_gpio_add_pin_ranges(struct intel_pinctrl *pctrl, in intel_gpio_add_pin_ranges() argument
1125 ret = gpiochip_add_pin_range(&pctrl->chip, dev_name(pctrl->dev), in intel_gpio_add_pin_ranges()
1135 static unsigned intel_gpio_ngpio(const struct intel_pinctrl *pctrl) in intel_gpio_ngpio() argument
1141 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_ngpio()
1142 community = &pctrl->communities[i]; in intel_gpio_ngpio()
1157 static int intel_gpio_probe(struct intel_pinctrl *pctrl, int irq) in intel_gpio_probe() argument
1161 pctrl->chip = intel_gpio_chip; in intel_gpio_probe()
1163 pctrl->chip.ngpio = intel_gpio_ngpio(pctrl); in intel_gpio_probe()
1164 pctrl->chip.label = dev_name(pctrl->dev); in intel_gpio_probe()
1165 pctrl->chip.parent = pctrl->dev; in intel_gpio_probe()
1166 pctrl->chip.base = -1; in intel_gpio_probe()
1167 pctrl->irq = irq; in intel_gpio_probe()
1169 ret = devm_gpiochip_add_data(pctrl->dev, &pctrl->chip, pctrl); in intel_gpio_probe()
1171 dev_err(pctrl->dev, "failed to register gpiochip\n"); in intel_gpio_probe()
1175 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_probe()
1176 struct intel_community *community = &pctrl->communities[i]; in intel_gpio_probe()
1178 ret = intel_gpio_add_pin_ranges(pctrl, community); in intel_gpio_probe()
1180 dev_err(pctrl->dev, "failed to add GPIO pin range\n"); in intel_gpio_probe()
1190 ret = devm_request_irq(pctrl->dev, irq, intel_gpio_irq, in intel_gpio_probe()
1192 dev_name(pctrl->dev), pctrl); in intel_gpio_probe()
1194 dev_err(pctrl->dev, "failed to request interrupt\n"); in intel_gpio_probe()
1198 ret = gpiochip_irqchip_add(&pctrl->chip, &intel_gpio_irqchip, 0, in intel_gpio_probe()
1201 dev_err(pctrl->dev, "failed to add irqchip\n"); in intel_gpio_probe()
1205 gpiochip_set_chained_irqchip(&pctrl->chip, &intel_gpio_irqchip, irq, in intel_gpio_probe()
1210 static int intel_pinctrl_add_padgroups(struct intel_pinctrl *pctrl, in intel_pinctrl_add_padgroups() argument
1223 gpps = devm_kcalloc(pctrl->dev, ngpps, sizeof(*gpps), GFP_KERNEL); in intel_pinctrl_add_padgroups()
1263 static int intel_pinctrl_pm_init(struct intel_pinctrl *pctrl) in intel_pinctrl_pm_init() argument
1266 const struct intel_pinctrl_soc_data *soc = pctrl->soc; in intel_pinctrl_pm_init()
1271 pads = devm_kcalloc(pctrl->dev, soc->npins, sizeof(*pads), GFP_KERNEL); in intel_pinctrl_pm_init()
1275 communities = devm_kcalloc(pctrl->dev, pctrl->ncommunities, in intel_pinctrl_pm_init()
1281 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_pm_init()
1282 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_pm_init()
1285 intmask = devm_kcalloc(pctrl->dev, community->ngpps, in intel_pinctrl_pm_init()
1293 pctrl->context.pads = pads; in intel_pinctrl_pm_init()
1294 pctrl->context.communities = communities; in intel_pinctrl_pm_init()
1303 struct intel_pinctrl *pctrl; in intel_pinctrl_probe() local
1309 pctrl = devm_kzalloc(&pdev->dev, sizeof(*pctrl), GFP_KERNEL); in intel_pinctrl_probe()
1310 if (!pctrl) in intel_pinctrl_probe()
1313 pctrl->dev = &pdev->dev; in intel_pinctrl_probe()
1314 pctrl->soc = soc_data; in intel_pinctrl_probe()
1315 raw_spin_lock_init(&pctrl->lock); in intel_pinctrl_probe()
1321 pctrl->ncommunities = pctrl->soc->ncommunities; in intel_pinctrl_probe()
1322 pctrl->communities = devm_kcalloc(&pdev->dev, pctrl->ncommunities, in intel_pinctrl_probe()
1323 sizeof(*pctrl->communities), GFP_KERNEL); in intel_pinctrl_probe()
1324 if (!pctrl->communities) in intel_pinctrl_probe()
1327 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_probe()
1328 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_probe()
1333 *community = pctrl->soc->communities[i]; in intel_pinctrl_probe()
1364 ret = intel_pinctrl_add_padgroups(pctrl, community); in intel_pinctrl_probe()
1375 ret = intel_pinctrl_pm_init(pctrl); in intel_pinctrl_probe()
1379 pctrl->pctldesc = intel_pinctrl_desc; in intel_pinctrl_probe()
1380 pctrl->pctldesc.name = dev_name(&pdev->dev); in intel_pinctrl_probe()
1381 pctrl->pctldesc.pins = pctrl->soc->pins; in intel_pinctrl_probe()
1382 pctrl->pctldesc.npins = pctrl->soc->npins; in intel_pinctrl_probe()
1384 pctrl->pctldev = devm_pinctrl_register(&pdev->dev, &pctrl->pctldesc, in intel_pinctrl_probe()
1385 pctrl); in intel_pinctrl_probe()
1386 if (IS_ERR(pctrl->pctldev)) { in intel_pinctrl_probe()
1388 return PTR_ERR(pctrl->pctldev); in intel_pinctrl_probe()
1391 ret = intel_gpio_probe(pctrl, irq); in intel_pinctrl_probe()
1395 platform_set_drvdata(pdev, pctrl); in intel_pinctrl_probe()
1402 static bool intel_pinctrl_should_save(struct intel_pinctrl *pctrl, unsigned pin) in intel_pinctrl_should_save() argument
1404 const struct pin_desc *pd = pin_desc_get(pctrl->pctldev, pin); in intel_pinctrl_should_save()
1406 if (!pd || !intel_pad_usable(pctrl, pin)) in intel_pinctrl_should_save()
1416 gpiochip_line_is_irq(&pctrl->chip, pin)) in intel_pinctrl_should_save()
1425 struct intel_pinctrl *pctrl = platform_get_drvdata(pdev); in intel_pinctrl_suspend() local
1430 pads = pctrl->context.pads; in intel_pinctrl_suspend()
1431 for (i = 0; i < pctrl->soc->npins; i++) { in intel_pinctrl_suspend()
1432 const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i]; in intel_pinctrl_suspend()
1436 if (!intel_pinctrl_should_save(pctrl, desc->number)) in intel_pinctrl_suspend()
1439 val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG0)); in intel_pinctrl_suspend()
1441 val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG1)); in intel_pinctrl_suspend()
1444 padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG2); in intel_pinctrl_suspend()
1449 communities = pctrl->context.communities; in intel_pinctrl_suspend()
1450 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_suspend()
1451 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_suspend()
1464 static void intel_gpio_irq_init(struct intel_pinctrl *pctrl) in intel_gpio_irq_init() argument
1468 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_irq_init()
1473 community = &pctrl->communities[i]; in intel_gpio_irq_init()
1487 struct intel_pinctrl *pctrl = platform_get_drvdata(pdev); in intel_pinctrl_resume() local
1493 intel_gpio_irq_init(pctrl); in intel_pinctrl_resume()
1495 pads = pctrl->context.pads; in intel_pinctrl_resume()
1496 for (i = 0; i < pctrl->soc->npins; i++) { in intel_pinctrl_resume()
1497 const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i]; in intel_pinctrl_resume()
1501 if (!intel_pinctrl_should_save(pctrl, desc->number)) in intel_pinctrl_resume()
1504 padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG0); in intel_pinctrl_resume()
1512 padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG1); in intel_pinctrl_resume()
1520 padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG2); in intel_pinctrl_resume()
1531 communities = pctrl->context.communities; in intel_pinctrl_resume()
1532 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_resume()
1533 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_resume()