Lines Matching full:pio
43 * @pioc_hwirq: PIO bank interrupt identifier on AIC
44 * @pioc_virq: PIO bank Linux virtual interrupt
45 * @regbase: PIO bank virtual address
191 enum at91_mux (*get_periph)(void __iomem *pio, unsigned mask);
192 void (*mux_A_periph)(void __iomem *pio, unsigned mask);
193 void (*mux_B_periph)(void __iomem *pio, unsigned mask);
194 void (*mux_C_periph)(void __iomem *pio, unsigned mask);
195 void (*mux_D_periph)(void __iomem *pio, unsigned mask);
196 bool (*get_deglitch)(void __iomem *pio, unsigned pin);
197 void (*set_deglitch)(void __iomem *pio, unsigned mask, bool is_on);
198 bool (*get_debounce)(void __iomem *pio, unsigned pin, u32 *div);
199 void (*set_debounce)(void __iomem *pio, unsigned mask, bool is_on, u32 div);
200 bool (*get_pulldown)(void __iomem *pio, unsigned pin);
201 void (*set_pulldown)(void __iomem *pio, unsigned mask, bool is_on);
202 bool (*get_schmitt_trig)(void __iomem *pio, unsigned pin);
203 void (*disable_schmitt_trig)(void __iomem *pio, unsigned mask);
204 unsigned (*get_drivestrength)(void __iomem *pio, unsigned pin);
205 void (*set_drivestrength)(void __iomem *pio, unsigned pin,
207 unsigned (*get_slewrate)(void __iomem *pio, unsigned pin);
208 void (*set_slewrate)(void __iomem *pio, unsigned pin, u32 slewrate);
404 static void at91_mux_disable_interrupt(void __iomem *pio, unsigned mask) in at91_mux_disable_interrupt() argument
406 writel_relaxed(mask, pio + PIO_IDR); in at91_mux_disable_interrupt()
409 static unsigned at91_mux_get_pullup(void __iomem *pio, unsigned pin) in at91_mux_get_pullup() argument
411 return !((readl_relaxed(pio + PIO_PUSR) >> pin) & 0x1); in at91_mux_get_pullup()
414 static void at91_mux_set_pullup(void __iomem *pio, unsigned mask, bool on) in at91_mux_set_pullup() argument
417 writel_relaxed(mask, pio + PIO_PPDDR); in at91_mux_set_pullup()
419 writel_relaxed(mask, pio + (on ? PIO_PUER : PIO_PUDR)); in at91_mux_set_pullup()
422 static bool at91_mux_get_output(void __iomem *pio, unsigned int pin, bool *val) in at91_mux_get_output() argument
424 *val = (readl_relaxed(pio + PIO_ODSR) >> pin) & 0x1; in at91_mux_get_output()
425 return (readl_relaxed(pio + PIO_OSR) >> pin) & 0x1; in at91_mux_get_output()
428 static void at91_mux_set_output(void __iomem *pio, unsigned int mask, in at91_mux_set_output() argument
431 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_mux_set_output()
432 writel_relaxed(mask, pio + (is_on ? PIO_OER : PIO_ODR)); in at91_mux_set_output()
435 static unsigned at91_mux_get_multidrive(void __iomem *pio, unsigned pin) in at91_mux_get_multidrive() argument
437 return (readl_relaxed(pio + PIO_MDSR) >> pin) & 0x1; in at91_mux_get_multidrive()
440 static void at91_mux_set_multidrive(void __iomem *pio, unsigned mask, bool on) in at91_mux_set_multidrive() argument
442 writel_relaxed(mask, pio + (on ? PIO_MDER : PIO_MDDR)); in at91_mux_set_multidrive()
445 static void at91_mux_set_A_periph(void __iomem *pio, unsigned mask) in at91_mux_set_A_periph() argument
447 writel_relaxed(mask, pio + PIO_ASR); in at91_mux_set_A_periph()
450 static void at91_mux_set_B_periph(void __iomem *pio, unsigned mask) in at91_mux_set_B_periph() argument
452 writel_relaxed(mask, pio + PIO_BSR); in at91_mux_set_B_periph()
455 static void at91_mux_pio3_set_A_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_A_periph() argument
458 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) & ~mask, in at91_mux_pio3_set_A_periph()
459 pio + PIO_ABCDSR1); in at91_mux_pio3_set_A_periph()
460 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) & ~mask, in at91_mux_pio3_set_A_periph()
461 pio + PIO_ABCDSR2); in at91_mux_pio3_set_A_periph()
464 static void at91_mux_pio3_set_B_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_B_periph() argument
466 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) | mask, in at91_mux_pio3_set_B_periph()
467 pio + PIO_ABCDSR1); in at91_mux_pio3_set_B_periph()
468 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) & ~mask, in at91_mux_pio3_set_B_periph()
469 pio + PIO_ABCDSR2); in at91_mux_pio3_set_B_periph()
472 static void at91_mux_pio3_set_C_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_C_periph() argument
474 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) & ~mask, pio + PIO_ABCDSR1); in at91_mux_pio3_set_C_periph()
475 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2); in at91_mux_pio3_set_C_periph()
478 static void at91_mux_pio3_set_D_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_D_periph() argument
480 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) | mask, pio + PIO_ABCDSR1); in at91_mux_pio3_set_D_periph()
481 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2); in at91_mux_pio3_set_D_periph()
484 static enum at91_mux at91_mux_pio3_get_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_get_periph() argument
488 if (readl_relaxed(pio + PIO_PSR) & mask) in at91_mux_pio3_get_periph()
491 select = !!(readl_relaxed(pio + PIO_ABCDSR1) & mask); in at91_mux_pio3_get_periph()
492 select |= (!!(readl_relaxed(pio + PIO_ABCDSR2) & mask) << 1); in at91_mux_pio3_get_periph()
497 static enum at91_mux at91_mux_get_periph(void __iomem *pio, unsigned mask) in at91_mux_get_periph() argument
501 if (readl_relaxed(pio + PIO_PSR) & mask) in at91_mux_get_periph()
504 select = readl_relaxed(pio + PIO_ABSR) & mask; in at91_mux_get_periph()
509 static bool at91_mux_get_deglitch(void __iomem *pio, unsigned pin) in at91_mux_get_deglitch() argument
511 return (readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1; in at91_mux_get_deglitch()
514 static void at91_mux_set_deglitch(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_set_deglitch() argument
516 writel_relaxed(mask, pio + (is_on ? PIO_IFER : PIO_IFDR)); in at91_mux_set_deglitch()
519 static bool at91_mux_pio3_get_deglitch(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_deglitch() argument
521 if ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1) in at91_mux_pio3_get_deglitch()
522 return !((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1); in at91_mux_pio3_get_deglitch()
527 static void at91_mux_pio3_set_deglitch(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_pio3_set_deglitch() argument
530 writel_relaxed(mask, pio + PIO_IFSCDR); in at91_mux_pio3_set_deglitch()
531 at91_mux_set_deglitch(pio, mask, is_on); in at91_mux_pio3_set_deglitch()
534 static bool at91_mux_pio3_get_debounce(void __iomem *pio, unsigned pin, u32 *div) in at91_mux_pio3_get_debounce() argument
536 *div = readl_relaxed(pio + PIO_SCDR); in at91_mux_pio3_get_debounce()
538 return ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1) && in at91_mux_pio3_get_debounce()
539 ((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1); in at91_mux_pio3_get_debounce()
542 static void at91_mux_pio3_set_debounce(void __iomem *pio, unsigned mask, in at91_mux_pio3_set_debounce() argument
546 writel_relaxed(mask, pio + PIO_IFSCER); in at91_mux_pio3_set_debounce()
547 writel_relaxed(div & PIO_SCDR_DIV, pio + PIO_SCDR); in at91_mux_pio3_set_debounce()
548 writel_relaxed(mask, pio + PIO_IFER); in at91_mux_pio3_set_debounce()
550 writel_relaxed(mask, pio + PIO_IFSCDR); in at91_mux_pio3_set_debounce()
553 static bool at91_mux_pio3_get_pulldown(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_pulldown() argument
555 return !((readl_relaxed(pio + PIO_PPDSR) >> pin) & 0x1); in at91_mux_pio3_get_pulldown()
558 static void at91_mux_pio3_set_pulldown(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_pio3_set_pulldown() argument
561 writel_relaxed(mask, pio + PIO_PUDR); in at91_mux_pio3_set_pulldown()
563 writel_relaxed(mask, pio + (is_on ? PIO_PPDER : PIO_PPDDR)); in at91_mux_pio3_set_pulldown()
566 static void at91_mux_pio3_disable_schmitt_trig(void __iomem *pio, unsigned mask) in at91_mux_pio3_disable_schmitt_trig() argument
568 writel_relaxed(readl_relaxed(pio + PIO_SCHMITT) | mask, pio + PIO_SCHMITT); in at91_mux_pio3_disable_schmitt_trig()
571 static bool at91_mux_pio3_get_schmitt_trig(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_schmitt_trig() argument
573 return (readl_relaxed(pio + PIO_SCHMITT) >> pin) & 0x1; in at91_mux_pio3_get_schmitt_trig()
585 static unsigned at91_mux_sama5d3_get_drivestrength(void __iomem *pio, in at91_mux_sama5d3_get_drivestrength() argument
588 unsigned tmp = read_drive_strength(pio + in at91_mux_sama5d3_get_drivestrength()
599 static unsigned at91_mux_sam9x5_get_drivestrength(void __iomem *pio, in at91_mux_sam9x5_get_drivestrength() argument
602 unsigned tmp = read_drive_strength(pio + in at91_mux_sam9x5_get_drivestrength()
612 static unsigned at91_mux_sam9x60_get_drivestrength(void __iomem *pio, in at91_mux_sam9x60_get_drivestrength() argument
615 unsigned tmp = readl_relaxed(pio + SAM9X60_PIO_DRIVER1); in at91_mux_sam9x60_get_drivestrength()
623 static unsigned at91_mux_sam9x60_get_slewrate(void __iomem *pio, unsigned pin) in at91_mux_sam9x60_get_slewrate() argument
625 unsigned tmp = readl_relaxed(pio + SAM9X60_PIO_SLEWR); in at91_mux_sam9x60_get_slewrate()
644 static void at91_mux_sama5d3_set_drivestrength(void __iomem *pio, unsigned pin, in at91_mux_sama5d3_set_drivestrength() argument
652 set_drive_strength(pio + sama5d3_get_drive_register(pin), pin, setting); in at91_mux_sama5d3_set_drivestrength()
655 static void at91_mux_sam9x5_set_drivestrength(void __iomem *pio, unsigned pin, in at91_mux_sam9x5_set_drivestrength() argument
666 set_drive_strength(pio + at91sam9x5_get_drive_register(pin), pin, in at91_mux_sam9x5_set_drivestrength()
670 static void at91_mux_sam9x60_set_drivestrength(void __iomem *pio, unsigned pin, in at91_mux_sam9x60_set_drivestrength() argument
680 tmp = readl_relaxed(pio + SAM9X60_PIO_DRIVER1); in at91_mux_sam9x60_set_drivestrength()
688 writel_relaxed(tmp, pio + SAM9X60_PIO_DRIVER1); in at91_mux_sam9x60_set_drivestrength()
691 static void at91_mux_sam9x60_set_slewrate(void __iomem *pio, unsigned pin, in at91_mux_sam9x60_set_slewrate() argument
699 tmp = readl_relaxed(pio + SAM9X60_PIO_SLEWR); in at91_mux_sam9x60_set_slewrate()
706 writel_relaxed(tmp, pio + SAM9X60_PIO_SLEWR); in at91_mux_sam9x60_set_slewrate()
780 dev_dbg(dev, "pio%c%d configured as periph%c with conf = 0x%lx\n", in at91_pin_dbg()
783 dev_dbg(dev, "pio%c%d configured as gpio with conf = 0x%lx\n", in at91_pin_dbg()
824 dev_err(info->dev, "%s: pin conf %d mux_id %d not supported for pio%c%d\n", in pin_check_config()
832 static void at91_mux_gpio_disable(void __iomem *pio, unsigned mask) in at91_mux_gpio_disable() argument
834 writel_relaxed(mask, pio + PIO_PDR); in at91_mux_gpio_disable()
837 static void at91_mux_gpio_enable(void __iomem *pio, unsigned mask, bool input) in at91_mux_gpio_enable() argument
839 writel_relaxed(mask, pio + PIO_PER); in at91_mux_gpio_enable()
840 writel_relaxed(mask, pio + (input ? PIO_ODR : PIO_OER)); in at91_mux_gpio_enable()
852 void __iomem *pio; in at91_pmx_set() local
869 pio = pin_to_controller(info, pin->bank); in at91_pmx_set()
871 if (!pio) in at91_pmx_set()
875 at91_mux_disable_interrupt(pio, mask); in at91_pmx_set()
878 at91_mux_gpio_enable(pio, mask, 1); in at91_pmx_set()
881 info->ops->mux_A_periph(pio, mask); in at91_pmx_set()
884 info->ops->mux_B_periph(pio, mask); in at91_pmx_set()
889 info->ops->mux_C_periph(pio, mask); in at91_pmx_set()
894 info->ops->mux_D_periph(pio, mask); in at91_pmx_set()
898 at91_mux_gpio_disable(pio, mask); in at91_pmx_set()
955 dev_dbg(npct->dev, "enable pin %u as PIO%c%d 0x%x\n", in at91_gpio_request_enable()
986 void __iomem *pio; in at91_pinconf_get() local
993 pio = pin_to_controller(info, pin_to_bank(pin_id)); in at91_pinconf_get()
995 if (!pio) in at91_pinconf_get()
1000 if (at91_mux_get_multidrive(pio, pin)) in at91_pinconf_get()
1003 if (at91_mux_get_pullup(pio, pin)) in at91_pinconf_get()
1006 if (info->ops->get_deglitch && info->ops->get_deglitch(pio, pin)) in at91_pinconf_get()
1008 if (info->ops->get_debounce && info->ops->get_debounce(pio, pin, &div)) in at91_pinconf_get()
1010 if (info->ops->get_pulldown && info->ops->get_pulldown(pio, pin)) in at91_pinconf_get()
1012 if (info->ops->get_schmitt_trig && info->ops->get_schmitt_trig(pio, pin)) in at91_pinconf_get()
1015 *config |= (info->ops->get_drivestrength(pio, pin) in at91_pinconf_get()
1018 *config |= (info->ops->get_slewrate(pio, pin) << SLEWRATE_SHIFT); in at91_pinconf_get()
1019 if (at91_mux_get_output(pio, pin, &out)) in at91_pinconf_get()
1031 void __iomem *pio; in at91_pinconf_set() local
1042 pio = pin_to_controller(info, pin_to_bank(pin_id)); in at91_pinconf_set()
1044 if (!pio) in at91_pinconf_set()
1053 at91_mux_set_output(pio, mask, config & OUTPUT, in at91_pinconf_set()
1055 at91_mux_set_pullup(pio, mask, config & PULL_UP); in at91_pinconf_set()
1056 at91_mux_set_multidrive(pio, mask, config & MULTI_DRIVE); in at91_pinconf_set()
1058 info->ops->set_deglitch(pio, mask, config & DEGLITCH); in at91_pinconf_set()
1060 info->ops->set_debounce(pio, mask, config & DEBOUNCE, in at91_pinconf_set()
1063 info->ops->set_pulldown(pio, mask, config & PULL_DOWN); in at91_pinconf_set()
1065 info->ops->disable_schmitt_trig(pio, mask); in at91_pinconf_set()
1067 info->ops->set_drivestrength(pio, pin, in at91_pinconf_set()
1071 info->ops->set_slewrate(pio, pin, in at91_pinconf_set()
1391 names = devm_kasprintf_strarray(dev, "pio", MAX_NB_GPIO_PER_BANK); in at91_pinctrl_probe()
1424 void __iomem *pio = at91_gpio->regbase; in at91_gpio_get_direction() local
1428 osr = readl_relaxed(pio + PIO_OSR); in at91_gpio_get_direction()
1438 void __iomem *pio = at91_gpio->regbase; in at91_gpio_direction_input() local
1441 writel_relaxed(mask, pio + PIO_ODR); in at91_gpio_direction_input()
1448 void __iomem *pio = at91_gpio->regbase; in at91_gpio_get() local
1452 pdsr = readl_relaxed(pio + PIO_PDSR); in at91_gpio_get()
1460 void __iomem *pio = at91_gpio->regbase; in at91_gpio_set() local
1463 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_gpio_set()
1470 void __iomem *pio = at91_gpio->regbase; in at91_gpio_set_multiple() local
1477 writel_relaxed(set_mask, pio + PIO_SODR); in at91_gpio_set_multiple()
1478 writel_relaxed(clear_mask, pio + PIO_CODR); in at91_gpio_set_multiple()
1485 void __iomem *pio = at91_gpio->regbase; in at91_gpio_direction_output() local
1488 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_gpio_direction_output()
1489 writel_relaxed(mask, pio + PIO_OER); in at91_gpio_direction_output()
1500 void __iomem *pio = at91_gpio->regbase; in at91_gpio_dbg_show() local
1506 mode = at91_gpio->ops->get_periph(pio, mask); in at91_gpio_dbg_show()
1512 readl_relaxed(pio + PIO_OSR) & mask ? in at91_gpio_dbg_show()
1515 readl_relaxed(pio + PIO_PDSR) & mask ? in at91_gpio_dbg_show()
1558 void __iomem *pio = at91_gpio->regbase; in gpio_irq_mask() local
1564 if (pio) in gpio_irq_mask()
1565 writel_relaxed(mask, pio + PIO_IDR); in gpio_irq_mask()
1571 void __iomem *pio = at91_gpio->regbase; in gpio_irq_unmask() local
1577 if (pio) in gpio_irq_unmask()
1578 writel_relaxed(mask, pio + PIO_IER); in gpio_irq_unmask()
1596 void __iomem *pio = at91_gpio->regbase; in alt_gpio_irq_type() local
1602 writel_relaxed(mask, pio + PIO_ESR); in alt_gpio_irq_type()
1603 writel_relaxed(mask, pio + PIO_REHLSR); in alt_gpio_irq_type()
1607 writel_relaxed(mask, pio + PIO_ESR); in alt_gpio_irq_type()
1608 writel_relaxed(mask, pio + PIO_FELLSR); in alt_gpio_irq_type()
1612 writel_relaxed(mask, pio + PIO_LSR); in alt_gpio_irq_type()
1613 writel_relaxed(mask, pio + PIO_FELLSR); in alt_gpio_irq_type()
1617 writel_relaxed(mask, pio + PIO_LSR); in alt_gpio_irq_type()
1618 writel_relaxed(mask, pio + PIO_REHLSR); in alt_gpio_irq_type()
1626 writel_relaxed(mask, pio + PIO_AIMDR); in alt_gpio_irq_type()
1635 writel_relaxed(mask, pio + PIO_AIMER); in alt_gpio_irq_type()
1663 void __iomem *pio = at91_chip->regbase; in at91_gpio_suspend() local
1665 at91_chip->backups = readl_relaxed(pio + PIO_IMR); in at91_gpio_suspend()
1666 writel_relaxed(at91_chip->backups, pio + PIO_IDR); in at91_gpio_suspend()
1667 writel_relaxed(at91_chip->wakeups, pio + PIO_IER); in at91_gpio_suspend()
1681 void __iomem *pio = at91_chip->regbase; in at91_gpio_resume() local
1686 writel_relaxed(at91_chip->wakeups, pio + PIO_IDR); in at91_gpio_resume()
1687 writel_relaxed(at91_chip->backups, pio + PIO_IER); in at91_gpio_resume()
1697 void __iomem *pio = at91_gpio->regbase; in gpio_irq_handler() local
1707 isr = readl_relaxed(pio + PIO_ISR) & readl_relaxed(pio + PIO_IMR); in gpio_irq_handler()
1712 pio = at91_gpio->regbase; in gpio_irq_handler()
1752 /* Disable irqs of this PIO controller */ in at91_gpio_of_irq_setup()
1872 names = devm_kasprintf_strarray(dev, "pio", chip->ngpio); in at91_gpio_probe()