Lines Matching full:pctrl
111 struct intel_community *intel_get_community(struct intel_pinctrl *pctrl, unsigned int pin) in intel_get_community() argument
116 for (i = 0; i < pctrl->ncommunities; i++) { in intel_get_community()
117 community = &pctrl->communities[i]; in intel_get_community()
123 dev_warn(pctrl->dev, "failed to find community for pin %u\n", pin); in intel_get_community()
144 static void __iomem *intel_get_padcfg(struct intel_pinctrl *pctrl, in intel_get_padcfg() argument
151 community = intel_get_community(pctrl, pin); in intel_get_padcfg()
164 static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pad_owned_by_host() argument
171 community = intel_get_community(pctrl, pin); in intel_pad_owned_by_host()
189 static bool intel_pad_acpi_mode(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pad_acpi_mode() argument
196 community = intel_get_community(pctrl, pin); in intel_pad_acpi_mode()
232 static int intel_pad_locked(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pad_locked() argument
240 community = intel_get_community(pctrl, pin); in intel_pad_locked()
270 static bool intel_pad_is_unlocked(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pad_is_unlocked() argument
272 return (intel_pad_locked(pctrl, pin) & PAD_LOCKED) == PAD_UNLOCKED; in intel_pad_is_unlocked()
275 static bool intel_pad_usable(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pad_usable() argument
277 return intel_pad_owned_by_host(pctrl, pin) && intel_pad_is_unlocked(pctrl, pin); in intel_pad_usable()
282 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_groups_count() local
284 return pctrl->soc->ngroups; in intel_get_groups_count()
290 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_group_name() local
292 return pctrl->soc->groups[group].grp.name; in intel_get_group_name()
299 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_group_pins() local
301 *pins = pctrl->soc->groups[group].grp.pins; in intel_get_group_pins()
302 *npins = pctrl->soc->groups[group].grp.npins; in intel_get_group_pins()
310 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_pin_dbg_show() local
316 if (!intel_pad_owned_by_host(pctrl, pin)) { in intel_pin_dbg_show()
321 cfg0 = readl(intel_get_padcfg(pctrl, pin, PADCFG0)); in intel_pin_dbg_show()
322 cfg1 = readl(intel_get_padcfg(pctrl, pin, PADCFG1)); in intel_pin_dbg_show()
333 padcfg = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_pin_dbg_show()
337 locked = intel_pad_locked(pctrl, pin); in intel_pin_dbg_show()
338 acpi = intel_pad_acpi_mode(pctrl, pin); in intel_pin_dbg_show()
367 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_functions_count() local
369 return pctrl->soc->nfunctions; in intel_get_functions_count()
375 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_function_name() local
377 return pctrl->soc->functions[function].func.name; in intel_get_function_name()
384 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_get_function_groups() local
386 *groups = pctrl->soc->functions[function].func.groups; in intel_get_function_groups()
387 *ngroups = pctrl->soc->functions[function].func.ngroups; in intel_get_function_groups()
395 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_pinmux_set_mux() local
396 const struct intel_pingroup *grp = &pctrl->soc->groups[group]; in intel_pinmux_set_mux()
399 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_pinmux_set_mux()
406 if (!intel_pad_usable(pctrl, grp->grp.pins[i])) in intel_pinmux_set_mux()
415 padcfg0 = intel_get_padcfg(pctrl, grp->grp.pins[i], PADCFG0); in intel_pinmux_set_mux()
482 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_gpio_request_enable() local
485 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_request_enable()
487 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_gpio_request_enable()
489 if (!intel_pad_owned_by_host(pctrl, pin)) in intel_gpio_request_enable()
492 if (!intel_pad_is_unlocked(pctrl, pin)) in intel_gpio_request_enable()
513 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_gpio_set_direction() local
516 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_set_direction()
518 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_gpio_set_direction()
534 static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin, in intel_config_get_pull() argument
540 padcfg1 = intel_get_padcfg(pctrl, pin, PADCFG1); in intel_config_get_pull()
542 scoped_guard(raw_spinlock_irqsave, &pctrl->lock) in intel_config_get_pull()
578 const struct intel_community *community = intel_get_community(pctrl, pin); in intel_config_get_pull()
615 static int intel_config_get_debounce(struct intel_pinctrl *pctrl, unsigned int pin, in intel_config_get_debounce() argument
622 padcfg2 = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_config_get_debounce()
626 scoped_guard(raw_spinlock_irqsave, &pctrl->lock) in intel_config_get_debounce()
641 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_config_get() local
646 if (!intel_pad_owned_by_host(pctrl, pin)) in intel_config_get()
653 ret = intel_config_get_pull(pctrl, pin, param, &arg); in intel_config_get()
659 ret = intel_config_get_debounce(pctrl, pin, param, &arg); in intel_config_get()
672 static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, in intel_config_set_pull() argument
710 const struct intel_community *community = intel_get_community(pctrl, pin); in intel_config_set_pull()
744 padcfg1 = intel_get_padcfg(pctrl, pin, PADCFG1); in intel_config_set_pull()
746 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_config_set_pull()
756 static int intel_config_set_debounce(struct intel_pinctrl *pctrl, in intel_config_set_debounce() argument
762 padcfg2 = intel_get_padcfg(pctrl, pin, PADCFG2); in intel_config_set_debounce()
766 padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_config_set_debounce()
768 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_config_set_debounce()
799 struct intel_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); in intel_config_set() local
802 if (!intel_pad_usable(pctrl, pin)) in intel_config_set()
810 ret = intel_config_set_pull(pctrl, pin, configs[i]); in intel_config_set()
816 ret = intel_config_set_debounce(pctrl, pin, in intel_config_set()
845 * @pctrl: Pinctrl structure
857 static int intel_gpio_to_pin(struct intel_pinctrl *pctrl, unsigned int offset, in intel_gpio_to_pin() argument
863 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_to_pin()
864 const struct intel_community *comm = &pctrl->communities[i]; in intel_gpio_to_pin()
893 * @pctrl: Pinctrl structure
900 static int intel_pin_to_gpio(struct intel_pinctrl *pctrl, int pin) in intel_pin_to_gpio() argument
905 community = intel_get_community(pctrl, pin); in intel_pin_to_gpio()
918 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_get() local
923 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_get()
927 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_get()
941 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_set() local
946 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_set()
950 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_set()
954 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_gpio_set()
966 struct intel_pinctrl *pctrl = gpiochip_get_data(chip); in intel_gpio_get_direction() local
971 pin = intel_gpio_to_pin(pctrl, offset, NULL, NULL); in intel_gpio_get_direction()
975 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_get_direction()
979 scoped_guard(raw_spinlock_irqsave, &pctrl->lock) in intel_gpio_get_direction()
1018 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_ack() local
1023 pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), &community, &padgrp); in intel_gpio_irq_ack()
1033 guard(raw_spinlock)(&pctrl->lock); in intel_gpio_irq_ack()
1041 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_mask_unmask() local
1046 pin = intel_gpio_to_pin(pctrl, hwirq, &community, &padgrp); in intel_gpio_irq_mask_unmask()
1058 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_gpio_irq_mask_unmask()
1093 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_type() local
1094 unsigned int pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); in intel_gpio_irq_type()
1098 reg = intel_get_padcfg(pctrl, pin, PADCFG0); in intel_gpio_irq_type()
1107 if (intel_pad_acpi_mode(pctrl, pin)) { in intel_gpio_irq_type()
1108 dev_warn(pctrl->dev, "pin %u cannot be used as IRQ\n", pin); in intel_gpio_irq_type()
1129 guard(raw_spinlock_irqsave)(&pctrl->lock); in intel_gpio_irq_type()
1151 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_wake() local
1152 unsigned int pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); in intel_gpio_irq_wake()
1155 enable_irq_wake(pctrl->irq); in intel_gpio_irq_wake()
1157 disable_irq_wake(pctrl->irq); in intel_gpio_irq_wake()
1159 dev_dbg(pctrl->dev, "%s wake for pin %u\n", str_enable_disable(on), pin); in intel_gpio_irq_wake()
1174 static int intel_gpio_community_irq_handler(struct intel_pinctrl *pctrl, in intel_gpio_community_irq_handler() argument
1177 struct gpio_chip *gc = &pctrl->chip; in intel_gpio_community_irq_handler()
1192 scoped_guard(raw_spinlock, &pctrl->lock) { in intel_gpio_community_irq_handler()
1212 struct intel_pinctrl *pctrl = data; in intel_gpio_irq() local
1217 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_irq()
1218 community = &pctrl->communities[i]; in intel_gpio_irq()
1219 ret += intel_gpio_community_irq_handler(pctrl, community); in intel_gpio_irq()
1225 static void intel_gpio_irq_init(struct intel_pinctrl *pctrl) in intel_gpio_irq_init() argument
1229 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_irq_init()
1234 community = &pctrl->communities[i]; in intel_gpio_irq_init()
1249 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_irq_init_hw() local
1255 intel_gpio_irq_init(pctrl); in intel_gpio_irq_init_hw()
1260 static int intel_gpio_add_community_ranges(struct intel_pinctrl *pctrl, in intel_gpio_add_community_ranges() argument
1271 ret = gpiochip_add_pin_range(&pctrl->chip, dev_name(pctrl->dev), in intel_gpio_add_community_ranges()
1283 struct intel_pinctrl *pctrl = gpiochip_get_data(gc); in intel_gpio_add_pin_ranges() local
1286 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_add_pin_ranges()
1287 struct intel_community *community = &pctrl->communities[i]; in intel_gpio_add_pin_ranges()
1289 ret = intel_gpio_add_community_ranges(pctrl, community); in intel_gpio_add_pin_ranges()
1291 dev_err(pctrl->dev, "failed to add GPIO pin range\n"); in intel_gpio_add_pin_ranges()
1299 static unsigned int intel_gpio_ngpio(const struct intel_pinctrl *pctrl) in intel_gpio_ngpio() argument
1305 for (i = 0; i < pctrl->ncommunities; i++) { in intel_gpio_ngpio()
1306 community = &pctrl->communities[i]; in intel_gpio_ngpio()
1321 static int intel_gpio_probe(struct intel_pinctrl *pctrl, int irq) in intel_gpio_probe() argument
1326 pctrl->chip = intel_gpio_chip; in intel_gpio_probe()
1329 pctrl->chip.ngpio = intel_gpio_ngpio(pctrl); in intel_gpio_probe()
1330 pctrl->chip.label = dev_name(pctrl->dev); in intel_gpio_probe()
1331 pctrl->chip.parent = pctrl->dev; in intel_gpio_probe()
1332 pctrl->chip.base = -1; in intel_gpio_probe()
1333 pctrl->chip.add_pin_ranges = intel_gpio_add_pin_ranges; in intel_gpio_probe()
1334 pctrl->irq = irq; in intel_gpio_probe()
1340 ret = devm_request_irq(pctrl->dev, irq, intel_gpio_irq, in intel_gpio_probe()
1342 dev_name(pctrl->dev), pctrl); in intel_gpio_probe()
1344 dev_err(pctrl->dev, "failed to request interrupt\n"); in intel_gpio_probe()
1349 girq = &pctrl->chip.irq; in intel_gpio_probe()
1358 ret = devm_gpiochip_add_data(pctrl->dev, &pctrl->chip, pctrl); in intel_gpio_probe()
1360 dev_err(pctrl->dev, "failed to register gpiochip\n"); in intel_gpio_probe()
1367 static int intel_pinctrl_add_padgroups_by_gpps(struct intel_pinctrl *pctrl, in intel_pinctrl_add_padgroups_by_gpps() argument
1374 gpps = devm_kcalloc(pctrl->dev, ngpps, sizeof(*gpps), GFP_KERNEL); in intel_pinctrl_add_padgroups_by_gpps()
1407 static int intel_pinctrl_add_padgroups_by_size(struct intel_pinctrl *pctrl, in intel_pinctrl_add_padgroups_by_size() argument
1418 gpps = devm_kcalloc(pctrl->dev, ngpps, sizeof(*gpps), GFP_KERNEL); in intel_pinctrl_add_padgroups_by_size()
1442 static int intel_pinctrl_pm_init(struct intel_pinctrl *pctrl) in intel_pinctrl_pm_init() argument
1445 const struct intel_pinctrl_soc_data *soc = pctrl->soc; in intel_pinctrl_pm_init()
1450 pads = devm_kcalloc(pctrl->dev, soc->npins, sizeof(*pads), GFP_KERNEL); in intel_pinctrl_pm_init()
1454 communities = devm_kcalloc(pctrl->dev, pctrl->ncommunities, in intel_pinctrl_pm_init()
1460 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_pm_init()
1461 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_pm_init()
1464 intmask = devm_kcalloc(pctrl->dev, community->ngpps, in intel_pinctrl_pm_init()
1471 hostown = devm_kcalloc(pctrl->dev, community->ngpps, in intel_pinctrl_pm_init()
1479 pctrl->context.pads = pads; in intel_pinctrl_pm_init()
1480 pctrl->context.communities = communities; in intel_pinctrl_pm_init()
1486 static int intel_pinctrl_probe_pwm(struct intel_pinctrl *pctrl, in intel_pinctrl_probe_pwm() argument
1503 pwm = devm_pwm_lpss_probe(pctrl->dev, community->regs + PWMC, &info); in intel_pinctrl_probe_pwm()
1511 struct intel_pinctrl *pctrl; in intel_pinctrl_probe() local
1514 pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL); in intel_pinctrl_probe()
1515 if (!pctrl) in intel_pinctrl_probe()
1518 pctrl->dev = dev; in intel_pinctrl_probe()
1519 pctrl->soc = soc_data; in intel_pinctrl_probe()
1520 raw_spin_lock_init(&pctrl->lock); in intel_pinctrl_probe()
1526 pctrl->ncommunities = pctrl->soc->ncommunities; in intel_pinctrl_probe()
1527 pctrl->communities = devm_kcalloc(dev, pctrl->ncommunities, in intel_pinctrl_probe()
1528 sizeof(*pctrl->communities), GFP_KERNEL); in intel_pinctrl_probe()
1529 if (!pctrl->communities) in intel_pinctrl_probe()
1532 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_probe()
1533 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_probe()
1538 *community = pctrl->soc->communities[i]; in intel_pinctrl_probe()
1588 ret = intel_pinctrl_add_padgroups_by_gpps(pctrl, community); in intel_pinctrl_probe()
1590 ret = intel_pinctrl_add_padgroups_by_size(pctrl, community); in intel_pinctrl_probe()
1594 ret = intel_pinctrl_probe_pwm(pctrl, community); in intel_pinctrl_probe()
1603 ret = intel_pinctrl_pm_init(pctrl); in intel_pinctrl_probe()
1607 pctrl->pctldesc = intel_pinctrl_desc; in intel_pinctrl_probe()
1608 pctrl->pctldesc.name = dev_name(dev); in intel_pinctrl_probe()
1609 pctrl->pctldesc.pins = pctrl->soc->pins; in intel_pinctrl_probe()
1610 pctrl->pctldesc.npins = pctrl->soc->npins; in intel_pinctrl_probe()
1612 pctrl->pctldev = devm_pinctrl_register(dev, &pctrl->pctldesc, pctrl); in intel_pinctrl_probe()
1613 if (IS_ERR(pctrl->pctldev)) { in intel_pinctrl_probe()
1615 return PTR_ERR(pctrl->pctldev); in intel_pinctrl_probe()
1618 ret = intel_gpio_probe(pctrl, irq); in intel_pinctrl_probe()
1622 platform_set_drvdata(pdev, pctrl); in intel_pinctrl_probe()
1689 static bool intel_pinctrl_should_save(struct intel_pinctrl *pctrl, unsigned int pin) in intel_pinctrl_should_save() argument
1691 const struct pin_desc *pd = pin_desc_get(pctrl->pctldev, pin); in intel_pinctrl_should_save()
1694 if (!pd || !intel_pad_usable(pctrl, pin)) in intel_pinctrl_should_save()
1704 gpiochip_line_is_irq(&pctrl->chip, intel_pin_to_gpio(pctrl, pin))) in intel_pinctrl_should_save()
1721 value = readl(intel_get_padcfg(pctrl, pin, PADCFG0)); in intel_pinctrl_should_save()
1730 struct intel_pinctrl *pctrl = dev_get_drvdata(dev); in intel_pinctrl_suspend_noirq() local
1735 pads = pctrl->context.pads; in intel_pinctrl_suspend_noirq()
1736 for (i = 0; i < pctrl->soc->npins; i++) { in intel_pinctrl_suspend_noirq()
1737 const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i]; in intel_pinctrl_suspend_noirq()
1741 if (!intel_pinctrl_should_save(pctrl, desc->number)) in intel_pinctrl_suspend_noirq()
1744 val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG0)); in intel_pinctrl_suspend_noirq()
1746 val = readl(intel_get_padcfg(pctrl, desc->number, PADCFG1)); in intel_pinctrl_suspend_noirq()
1749 padcfg = intel_get_padcfg(pctrl, desc->number, PADCFG2); in intel_pinctrl_suspend_noirq()
1754 communities = pctrl->context.communities; in intel_pinctrl_suspend_noirq()
1755 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_suspend_noirq()
1756 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_suspend_noirq()
1786 static void intel_restore_hostown(struct intel_pinctrl *pctrl, unsigned int c, in intel_restore_hostown() argument
1789 const struct intel_community *community = &pctrl->communities[c]; in intel_restore_hostown()
1791 struct device *dev = pctrl->dev; in intel_restore_hostown()
1799 for_each_requested_gpio_in_range(&pctrl->chip, i, padgrp->gpio_base, padgrp->size, dummy) in intel_restore_hostown()
1808 static void intel_restore_intmask(struct intel_pinctrl *pctrl, unsigned int c, in intel_restore_intmask() argument
1811 struct device *dev = pctrl->dev; in intel_restore_intmask()
1819 static void intel_restore_padcfg(struct intel_pinctrl *pctrl, unsigned int pin, in intel_restore_padcfg() argument
1824 struct device *dev = pctrl->dev; in intel_restore_padcfg()
1827 padcfg = intel_get_padcfg(pctrl, pin, reg); in intel_restore_padcfg()
1839 struct intel_pinctrl *pctrl = dev_get_drvdata(dev); in intel_pinctrl_resume_noirq() local
1845 intel_gpio_irq_init(pctrl); in intel_pinctrl_resume_noirq()
1847 pads = pctrl->context.pads; in intel_pinctrl_resume_noirq()
1848 for (i = 0; i < pctrl->soc->npins; i++) { in intel_pinctrl_resume_noirq()
1849 const struct pinctrl_pin_desc *desc = &pctrl->soc->pins[i]; in intel_pinctrl_resume_noirq()
1851 if (!(intel_pinctrl_should_save(pctrl, desc->number) || in intel_pinctrl_resume_noirq()
1859 intel_restore_padcfg(pctrl, desc->number, PADCFG0, pads[i].padcfg0); in intel_pinctrl_resume_noirq()
1860 intel_restore_padcfg(pctrl, desc->number, PADCFG1, pads[i].padcfg1); in intel_pinctrl_resume_noirq()
1861 intel_restore_padcfg(pctrl, desc->number, PADCFG2, pads[i].padcfg2); in intel_pinctrl_resume_noirq()
1864 communities = pctrl->context.communities; in intel_pinctrl_resume_noirq()
1865 for (i = 0; i < pctrl->ncommunities; i++) { in intel_pinctrl_resume_noirq()
1866 struct intel_community *community = &pctrl->communities[i]; in intel_pinctrl_resume_noirq()
1872 intel_restore_intmask(pctrl, i, base, gpp, communities[i].intmask[gpp]); in intel_pinctrl_resume_noirq()
1876 intel_restore_hostown(pctrl, i, base, gpp, communities[i].hostown[gpp]); in intel_pinctrl_resume_noirq()