Lines Matching +full:bank +full:- +full:name
1 // SPDX-License-Identifier: GPL-2.0+
27 #include <linux/soc/samsung/exynos-pmu.h>
28 #include <linux/soc/samsung/exynos-regs-pmu.h>
30 #include <dt-bindings/pinctrl/samsung.h>
32 #include "pinctrl-samsung.h"
33 #include "pinctrl-exynos.h"
56 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_mask() local
57 unsigned long reg_mask = our_chip->eint_mask + bank->eint_offset; in exynos_irq_mask()
61 spin_lock_irqsave(&bank->slock, flags); in exynos_irq_mask()
63 mask = readl(bank->eint_base + reg_mask); in exynos_irq_mask()
64 mask |= 1 << irqd->hwirq; in exynos_irq_mask()
65 writel(mask, bank->eint_base + reg_mask); in exynos_irq_mask()
67 spin_unlock_irqrestore(&bank->slock, flags); in exynos_irq_mask()
74 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_ack() local
75 unsigned long reg_pend = our_chip->eint_pend + bank->eint_offset; in exynos_irq_ack()
77 writel(1 << irqd->hwirq, bank->eint_base + reg_pend); in exynos_irq_ack()
84 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_unmask() local
85 unsigned long reg_mask = our_chip->eint_mask + bank->eint_offset; in exynos_irq_unmask()
92 * If we don't do this we'll get a double-interrupt. Level triggered in exynos_irq_unmask()
100 spin_lock_irqsave(&bank->slock, flags); in exynos_irq_unmask()
102 mask = readl(bank->eint_base + reg_mask); in exynos_irq_unmask()
103 mask &= ~(1 << irqd->hwirq); in exynos_irq_unmask()
104 writel(mask, bank->eint_base + reg_mask); in exynos_irq_unmask()
106 spin_unlock_irqrestore(&bank->slock, flags); in exynos_irq_unmask()
113 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_set_type() local
114 unsigned int shift = EXYNOS_EINT_CON_LEN * irqd->hwirq; in exynos_irq_set_type()
116 unsigned long reg_con = our_chip->eint_con + bank->eint_offset; in exynos_irq_set_type()
136 return -EINVAL; in exynos_irq_set_type()
144 con = readl(bank->eint_base + reg_con); in exynos_irq_set_type()
147 writel(con, bank->eint_base + reg_con); in exynos_irq_set_type()
154 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_request_resources() local
155 const struct samsung_pin_bank_type *bank_type = bank->type; in exynos_irq_request_resources()
160 ret = gpiochip_lock_as_irq(&bank->gpio_chip, irqd->hwirq); in exynos_irq_request_resources()
162 dev_err(bank->gpio_chip.parent, in exynos_irq_request_resources()
163 "unable to lock pin %s-%lu IRQ\n", in exynos_irq_request_resources()
164 bank->name, irqd->hwirq); in exynos_irq_request_resources()
168 reg_con = bank->pctl_offset + bank_type->reg_offset[PINCFG_TYPE_FUNC]; in exynos_irq_request_resources()
169 shift = irqd->hwirq * bank_type->fld_width[PINCFG_TYPE_FUNC]; in exynos_irq_request_resources()
170 mask = (1 << bank_type->fld_width[PINCFG_TYPE_FUNC]) - 1; in exynos_irq_request_resources()
172 spin_lock_irqsave(&bank->slock, flags); in exynos_irq_request_resources()
174 con = readl(bank->pctl_base + reg_con); in exynos_irq_request_resources()
177 writel(con, bank->pctl_base + reg_con); in exynos_irq_request_resources()
179 spin_unlock_irqrestore(&bank->slock, flags); in exynos_irq_request_resources()
186 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_irq_release_resources() local
187 const struct samsung_pin_bank_type *bank_type = bank->type; in exynos_irq_release_resources()
191 reg_con = bank->pctl_offset + bank_type->reg_offset[PINCFG_TYPE_FUNC]; in exynos_irq_release_resources()
192 shift = irqd->hwirq * bank_type->fld_width[PINCFG_TYPE_FUNC]; in exynos_irq_release_resources()
193 mask = (1 << bank_type->fld_width[PINCFG_TYPE_FUNC]) - 1; in exynos_irq_release_resources()
195 spin_lock_irqsave(&bank->slock, flags); in exynos_irq_release_resources()
197 con = readl(bank->pctl_base + reg_con); in exynos_irq_release_resources()
200 writel(con, bank->pctl_base + reg_con); in exynos_irq_release_resources()
202 spin_unlock_irqrestore(&bank->slock, flags); in exynos_irq_release_resources()
204 gpiochip_unlock_as_irq(&bank->gpio_chip, irqd->hwirq); in exynos_irq_release_resources()
212 .name = "exynos_gpio_irq_chip",
229 struct samsung_pin_bank *b = h->host_data; in exynos_eint_irq_map()
232 irq_set_chip_and_handler(virq, &b->irq_chip->chip, in exynos_eint_irq_map()
248 struct samsung_pin_bank *bank = d->pin_banks; in exynos_eint_gpio_irq() local
251 svc = readl(bank->eint_base + EXYNOS_SVC_OFFSET); in exynos_eint_gpio_irq()
257 bank += (group - 1); in exynos_eint_gpio_irq()
259 virq = irq_linear_revmap(bank->irq_domain, pin); in exynos_eint_gpio_irq()
274 * exynos_eint_gpio_init() - setup handling of external gpio interrupts.
279 struct samsung_pin_bank *bank; in exynos_eint_gpio_init() local
280 struct device *dev = d->dev; in exynos_eint_gpio_init()
284 if (!d->irq) { in exynos_eint_gpio_init()
286 return -EINVAL; in exynos_eint_gpio_init()
289 ret = devm_request_irq(dev, d->irq, exynos_eint_gpio_irq, in exynos_eint_gpio_init()
293 return -ENXIO; in exynos_eint_gpio_init()
296 bank = d->pin_banks; in exynos_eint_gpio_init()
297 for (i = 0; i < d->nr_banks; ++i, ++bank) { in exynos_eint_gpio_init()
298 if (bank->eint_type != EINT_TYPE_GPIO) in exynos_eint_gpio_init()
301 bank->irq_chip = devm_kmemdup(dev, &exynos_gpio_irq_chip, in exynos_eint_gpio_init()
302 sizeof(*bank->irq_chip), GFP_KERNEL); in exynos_eint_gpio_init()
303 if (!bank->irq_chip) { in exynos_eint_gpio_init()
304 ret = -ENOMEM; in exynos_eint_gpio_init()
307 bank->irq_chip->chip.name = bank->name; in exynos_eint_gpio_init()
309 bank->irq_domain = irq_domain_add_linear(bank->of_node, in exynos_eint_gpio_init()
310 bank->nr_pins, &exynos_eint_irqd_ops, bank); in exynos_eint_gpio_init()
311 if (!bank->irq_domain) { in exynos_eint_gpio_init()
313 ret = -ENXIO; in exynos_eint_gpio_init()
317 bank->soc_priv = devm_kzalloc(d->dev, in exynos_eint_gpio_init()
319 if (!bank->soc_priv) { in exynos_eint_gpio_init()
320 irq_domain_remove(bank->irq_domain); in exynos_eint_gpio_init()
321 ret = -ENOMEM; in exynos_eint_gpio_init()
330 for (--i, --bank; i >= 0; --i, --bank) { in exynos_eint_gpio_init()
331 if (bank->eint_type != EINT_TYPE_GPIO) in exynos_eint_gpio_init()
333 irq_domain_remove(bank->irq_domain); in exynos_eint_gpio_init()
343 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); in exynos_wkup_irq_set_wake() local
344 unsigned long bit = 1UL << (2 * bank->eint_offset + irqd->hwirq); in exynos_wkup_irq_set_wake()
346 pr_info("wake %s for irq %d\n", on ? "enabled" : "disabled", irqd->irq); in exynos_wkup_irq_set_wake()
349 *our_chip->eint_wake_mask_value |= bit; in exynos_wkup_irq_set_wake()
351 *our_chip->eint_wake_mask_value &= ~bit; in exynos_wkup_irq_set_wake()
362 if (!drvdata->retention_ctrl || !drvdata->retention_ctrl->priv) { in exynos_pinctrl_set_eint_wakeup_mask()
363 dev_warn(drvdata->dev, in exynos_pinctrl_set_eint_wakeup_mask()
364 …"No retention data configured bank with external wakeup interrupt. Wake-up mask will not be set.\n… in exynos_pinctrl_set_eint_wakeup_mask()
368 pmu_regs = drvdata->retention_ctrl->priv; in exynos_pinctrl_set_eint_wakeup_mask()
369 dev_info(drvdata->dev, in exynos_pinctrl_set_eint_wakeup_mask()
371 *irq_chip->eint_wake_mask_value); in exynos_pinctrl_set_eint_wakeup_mask()
373 regmap_write(pmu_regs, irq_chip->eint_wake_mask_reg, in exynos_pinctrl_set_eint_wakeup_mask()
374 *irq_chip->eint_wake_mask_value); in exynos_pinctrl_set_eint_wakeup_mask()
384 if (!drvdata->retention_ctrl || !drvdata->retention_ctrl->priv) { in s5pv210_pinctrl_set_eint_wakeup_mask()
385 dev_warn(drvdata->dev, in s5pv210_pinctrl_set_eint_wakeup_mask()
386 …"No retention data configured bank with external wakeup interrupt. Wake-up mask will not be set.\n… in s5pv210_pinctrl_set_eint_wakeup_mask()
391 clk_base = (void __iomem *) drvdata->retention_ctrl->priv; in s5pv210_pinctrl_set_eint_wakeup_mask()
393 __raw_writel(*irq_chip->eint_wake_mask_value, in s5pv210_pinctrl_set_eint_wakeup_mask()
394 clk_base + irq_chip->eint_wake_mask_reg); in s5pv210_pinctrl_set_eint_wakeup_mask()
403 .name = "s5pv210_wkup_irq_chip",
423 .name = "exynos4210_wkup_irq_chip",
442 .name = "exynos7_wkup_irq_chip",
461 { .compatible = "samsung,s5pv210-wakeup-eint",
463 { .compatible = "samsung,exynos4210-wakeup-eint",
465 { .compatible = "samsung,exynos7-wakeup-eint",
474 struct samsung_pin_bank *bank = eintd->bank; in exynos_irq_eint0_15() local
480 eint_irq = irq_linear_revmap(bank->irq_domain, eintd->irq); in exynos_irq_eint0_15()
492 irq = fls(pend) - 1; in exynos_irq_demux_eint()
509 for (i = 0; i < eintd->nr_banks; ++i) { in exynos_irq_demux_eint16_31()
510 struct samsung_pin_bank *b = eintd->banks[i]; in exynos_irq_demux_eint16_31()
511 pend = readl(b->eint_base + b->irq_chip->eint_pend in exynos_irq_demux_eint16_31()
512 + b->eint_offset); in exynos_irq_demux_eint16_31()
513 mask = readl(b->eint_base + b->irq_chip->eint_mask in exynos_irq_demux_eint16_31()
514 + b->eint_offset); in exynos_irq_demux_eint16_31()
515 exynos_irq_demux_eint(pend & ~mask, b->irq_domain); in exynos_irq_demux_eint16_31()
522 * exynos_eint_wkup_init() - setup handling of external wakeup interrupts.
527 struct device *dev = d->dev; in exynos_eint_wkup_init()
530 struct samsung_pin_bank *bank; in exynos_eint_wkup_init() local
538 for_each_child_of_node(dev->of_node, np) { in exynos_eint_wkup_init()
543 irq_chip = match->data; in exynos_eint_wkup_init()
549 return -ENODEV; in exynos_eint_wkup_init()
551 bank = d->pin_banks; in exynos_eint_wkup_init()
552 for (i = 0; i < d->nr_banks; ++i, ++bank) { in exynos_eint_wkup_init()
553 if (bank->eint_type != EINT_TYPE_WKUP) in exynos_eint_wkup_init()
556 bank->irq_chip = devm_kmemdup(dev, irq_chip, sizeof(*irq_chip), in exynos_eint_wkup_init()
558 if (!bank->irq_chip) { in exynos_eint_wkup_init()
560 return -ENOMEM; in exynos_eint_wkup_init()
562 bank->irq_chip->chip.name = bank->name; in exynos_eint_wkup_init()
564 bank->irq_domain = irq_domain_add_linear(bank->of_node, in exynos_eint_wkup_init()
565 bank->nr_pins, &exynos_eint_irqd_ops, bank); in exynos_eint_wkup_init()
566 if (!bank->irq_domain) { in exynos_eint_wkup_init()
569 return -ENXIO; in exynos_eint_wkup_init()
572 if (!of_find_property(bank->of_node, "interrupts", NULL)) { in exynos_eint_wkup_init()
573 bank->eint_type = EINT_TYPE_WKUP_MUX; in exynos_eint_wkup_init()
579 bank->nr_pins, sizeof(*weint_data), in exynos_eint_wkup_init()
583 return -ENOMEM; in exynos_eint_wkup_init()
586 for (idx = 0; idx < bank->nr_pins; ++idx) { in exynos_eint_wkup_init()
587 irq = irq_of_parse_and_map(bank->of_node, idx); in exynos_eint_wkup_init()
589 dev_err(dev, "irq number for eint-%s-%d not found\n", in exynos_eint_wkup_init()
590 bank->name, idx); in exynos_eint_wkup_init()
594 weint_data[idx].bank = bank; in exynos_eint_wkup_init()
616 return -ENOMEM; in exynos_eint_wkup_init()
621 bank = d->pin_banks; in exynos_eint_wkup_init()
623 for (i = 0; i < d->nr_banks; ++i, ++bank) { in exynos_eint_wkup_init()
624 if (bank->eint_type != EINT_TYPE_WKUP_MUX) in exynos_eint_wkup_init()
627 muxed_data->banks[idx++] = bank; in exynos_eint_wkup_init()
629 muxed_data->nr_banks = muxed_banks; in exynos_eint_wkup_init()
636 struct samsung_pin_bank *bank) in exynos_pinctrl_suspend_bank() argument
638 struct exynos_eint_gpio_save *save = bank->soc_priv; in exynos_pinctrl_suspend_bank()
639 void __iomem *regs = bank->eint_base; in exynos_pinctrl_suspend_bank()
641 save->eint_con = readl(regs + EXYNOS_GPIO_ECON_OFFSET in exynos_pinctrl_suspend_bank()
642 + bank->eint_offset); in exynos_pinctrl_suspend_bank()
643 save->eint_fltcon0 = readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET in exynos_pinctrl_suspend_bank()
644 + 2 * bank->eint_offset); in exynos_pinctrl_suspend_bank()
645 save->eint_fltcon1 = readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET in exynos_pinctrl_suspend_bank()
646 + 2 * bank->eint_offset + 4); in exynos_pinctrl_suspend_bank()
647 save->eint_mask = readl(regs + bank->irq_chip->eint_mask in exynos_pinctrl_suspend_bank()
648 + bank->eint_offset); in exynos_pinctrl_suspend_bank()
650 pr_debug("%s: save con %#010x\n", bank->name, save->eint_con); in exynos_pinctrl_suspend_bank()
651 pr_debug("%s: save fltcon0 %#010x\n", bank->name, save->eint_fltcon0); in exynos_pinctrl_suspend_bank()
652 pr_debug("%s: save fltcon1 %#010x\n", bank->name, save->eint_fltcon1); in exynos_pinctrl_suspend_bank()
653 pr_debug("%s: save mask %#010x\n", bank->name, save->eint_mask); in exynos_pinctrl_suspend_bank()
658 struct samsung_pin_bank *bank = drvdata->pin_banks; in exynos_pinctrl_suspend() local
662 for (i = 0; i < drvdata->nr_banks; ++i, ++bank) { in exynos_pinctrl_suspend()
663 if (bank->eint_type == EINT_TYPE_GPIO) in exynos_pinctrl_suspend()
664 exynos_pinctrl_suspend_bank(drvdata, bank); in exynos_pinctrl_suspend()
665 else if (bank->eint_type == EINT_TYPE_WKUP) { in exynos_pinctrl_suspend()
667 irq_chip = bank->irq_chip; in exynos_pinctrl_suspend()
668 irq_chip->set_eint_wakeup_mask(drvdata, in exynos_pinctrl_suspend()
677 struct samsung_pin_bank *bank) in exynos_pinctrl_resume_bank() argument
679 struct exynos_eint_gpio_save *save = bank->soc_priv; in exynos_pinctrl_resume_bank()
680 void __iomem *regs = bank->eint_base; in exynos_pinctrl_resume_bank()
682 pr_debug("%s: con %#010x => %#010x\n", bank->name, in exynos_pinctrl_resume_bank()
684 + bank->eint_offset), save->eint_con); in exynos_pinctrl_resume_bank()
685 pr_debug("%s: fltcon0 %#010x => %#010x\n", bank->name, in exynos_pinctrl_resume_bank()
687 + 2 * bank->eint_offset), save->eint_fltcon0); in exynos_pinctrl_resume_bank()
688 pr_debug("%s: fltcon1 %#010x => %#010x\n", bank->name, in exynos_pinctrl_resume_bank()
690 + 2 * bank->eint_offset + 4), save->eint_fltcon1); in exynos_pinctrl_resume_bank()
691 pr_debug("%s: mask %#010x => %#010x\n", bank->name, in exynos_pinctrl_resume_bank()
692 readl(regs + bank->irq_chip->eint_mask in exynos_pinctrl_resume_bank()
693 + bank->eint_offset), save->eint_mask); in exynos_pinctrl_resume_bank()
695 writel(save->eint_con, regs + EXYNOS_GPIO_ECON_OFFSET in exynos_pinctrl_resume_bank()
696 + bank->eint_offset); in exynos_pinctrl_resume_bank()
697 writel(save->eint_fltcon0, regs + EXYNOS_GPIO_EFLTCON_OFFSET in exynos_pinctrl_resume_bank()
698 + 2 * bank->eint_offset); in exynos_pinctrl_resume_bank()
699 writel(save->eint_fltcon1, regs + EXYNOS_GPIO_EFLTCON_OFFSET in exynos_pinctrl_resume_bank()
700 + 2 * bank->eint_offset + 4); in exynos_pinctrl_resume_bank()
701 writel(save->eint_mask, regs + bank->irq_chip->eint_mask in exynos_pinctrl_resume_bank()
702 + bank->eint_offset); in exynos_pinctrl_resume_bank()
707 struct samsung_pin_bank *bank = drvdata->pin_banks; in exynos_pinctrl_resume() local
710 for (i = 0; i < drvdata->nr_banks; ++i, ++bank) in exynos_pinctrl_resume()
711 if (bank->eint_type == EINT_TYPE_GPIO) in exynos_pinctrl_resume()
712 exynos_pinctrl_resume_bank(drvdata, bank); in exynos_pinctrl_resume()
717 if (drvdata->retention_ctrl->refcnt) in exynos_retention_enable()
718 atomic_inc(drvdata->retention_ctrl->refcnt); in exynos_retention_enable()
723 struct samsung_retention_ctrl *ctrl = drvdata->retention_ctrl; in exynos_retention_disable()
724 struct regmap *pmu_regs = ctrl->priv; in exynos_retention_disable()
727 if (ctrl->refcnt && !atomic_dec_and_test(ctrl->refcnt)) in exynos_retention_disable()
730 for (i = 0; i < ctrl->nr_regs; i++) in exynos_retention_disable()
731 regmap_write(pmu_regs, ctrl->regs[i], ctrl->value); in exynos_retention_disable()
742 ctrl = devm_kzalloc(drvdata->dev, sizeof(*ctrl), GFP_KERNEL); in exynos_retention_init()
744 return ERR_PTR(-ENOMEM); in exynos_retention_init()
750 ctrl->priv = pmu_regs; in exynos_retention_init()
751 ctrl->regs = data->regs; in exynos_retention_init()
752 ctrl->nr_regs = data->nr_regs; in exynos_retention_init()
753 ctrl->value = data->value; in exynos_retention_init()
754 ctrl->refcnt = data->refcnt; in exynos_retention_init()
755 ctrl->enable = exynos_retention_enable; in exynos_retention_init()
756 ctrl->disable = exynos_retention_disable; in exynos_retention_init()
759 for (i = 0; i < ctrl->nr_regs; i++) in exynos_retention_init()
760 regmap_write(pmu_regs, ctrl->regs[i], ctrl->value); in exynos_retention_init()