Lines Matching full:pio
39 int pioc_hwirq; /* PIO bank interrupt identifier on AIC */
40 int pioc_virq; /* PIO bank Linux virtual interrupt */
41 int pioc_idx; /* PIO bank index */
42 void __iomem *regbase; /* PIO bank virtual address */
153 enum at91_mux (*get_periph)(void __iomem *pio, unsigned mask);
154 void (*mux_A_periph)(void __iomem *pio, unsigned mask);
155 void (*mux_B_periph)(void __iomem *pio, unsigned mask);
156 void (*mux_C_periph)(void __iomem *pio, unsigned mask);
157 void (*mux_D_periph)(void __iomem *pio, unsigned mask);
158 bool (*get_deglitch)(void __iomem *pio, unsigned pin);
159 void (*set_deglitch)(void __iomem *pio, unsigned mask, bool is_on);
160 bool (*get_debounce)(void __iomem *pio, unsigned pin, u32 *div);
161 void (*set_debounce)(void __iomem *pio, unsigned mask, bool is_on, u32 div);
162 bool (*get_pulldown)(void __iomem *pio, unsigned pin);
163 void (*set_pulldown)(void __iomem *pio, unsigned mask, bool is_on);
164 bool (*get_schmitt_trig)(void __iomem *pio, unsigned pin);
165 void (*disable_schmitt_trig)(void __iomem *pio, unsigned mask);
166 unsigned (*get_drivestrength)(void __iomem *pio, unsigned pin);
167 void (*set_drivestrength)(void __iomem *pio, unsigned pin,
364 static void at91_mux_disable_interrupt(void __iomem *pio, unsigned mask) in at91_mux_disable_interrupt() argument
366 writel_relaxed(mask, pio + PIO_IDR); in at91_mux_disable_interrupt()
369 static unsigned at91_mux_get_pullup(void __iomem *pio, unsigned pin) in at91_mux_get_pullup() argument
371 return !((readl_relaxed(pio + PIO_PUSR) >> pin) & 0x1); in at91_mux_get_pullup()
374 static void at91_mux_set_pullup(void __iomem *pio, unsigned mask, bool on) in at91_mux_set_pullup() argument
377 writel_relaxed(mask, pio + PIO_PPDDR); in at91_mux_set_pullup()
379 writel_relaxed(mask, pio + (on ? PIO_PUER : PIO_PUDR)); in at91_mux_set_pullup()
382 static bool at91_mux_get_output(void __iomem *pio, unsigned int pin, bool *val) in at91_mux_get_output() argument
384 *val = (readl_relaxed(pio + PIO_ODSR) >> pin) & 0x1; in at91_mux_get_output()
385 return (readl_relaxed(pio + PIO_OSR) >> pin) & 0x1; in at91_mux_get_output()
388 static void at91_mux_set_output(void __iomem *pio, unsigned int mask, in at91_mux_set_output() argument
391 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_mux_set_output()
392 writel_relaxed(mask, pio + (is_on ? PIO_OER : PIO_ODR)); in at91_mux_set_output()
395 static unsigned at91_mux_get_multidrive(void __iomem *pio, unsigned pin) in at91_mux_get_multidrive() argument
397 return (readl_relaxed(pio + PIO_MDSR) >> pin) & 0x1; in at91_mux_get_multidrive()
400 static void at91_mux_set_multidrive(void __iomem *pio, unsigned mask, bool on) in at91_mux_set_multidrive() argument
402 writel_relaxed(mask, pio + (on ? PIO_MDER : PIO_MDDR)); in at91_mux_set_multidrive()
405 static void at91_mux_set_A_periph(void __iomem *pio, unsigned mask) in at91_mux_set_A_periph() argument
407 writel_relaxed(mask, pio + PIO_ASR); in at91_mux_set_A_periph()
410 static void at91_mux_set_B_periph(void __iomem *pio, unsigned mask) in at91_mux_set_B_periph() argument
412 writel_relaxed(mask, pio + PIO_BSR); in at91_mux_set_B_periph()
415 static void at91_mux_pio3_set_A_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_A_periph() argument
418 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) & ~mask, in at91_mux_pio3_set_A_periph()
419 pio + PIO_ABCDSR1); in at91_mux_pio3_set_A_periph()
420 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) & ~mask, in at91_mux_pio3_set_A_periph()
421 pio + PIO_ABCDSR2); in at91_mux_pio3_set_A_periph()
424 static void at91_mux_pio3_set_B_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_B_periph() argument
426 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) | mask, in at91_mux_pio3_set_B_periph()
427 pio + PIO_ABCDSR1); in at91_mux_pio3_set_B_periph()
428 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) & ~mask, in at91_mux_pio3_set_B_periph()
429 pio + PIO_ABCDSR2); in at91_mux_pio3_set_B_periph()
432 static void at91_mux_pio3_set_C_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_C_periph() argument
434 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) & ~mask, pio + PIO_ABCDSR1); in at91_mux_pio3_set_C_periph()
435 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2); in at91_mux_pio3_set_C_periph()
438 static void at91_mux_pio3_set_D_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_set_D_periph() argument
440 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR1) | mask, pio + PIO_ABCDSR1); in at91_mux_pio3_set_D_periph()
441 writel_relaxed(readl_relaxed(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2); in at91_mux_pio3_set_D_periph()
444 static enum at91_mux at91_mux_pio3_get_periph(void __iomem *pio, unsigned mask) in at91_mux_pio3_get_periph() argument
448 if (readl_relaxed(pio + PIO_PSR) & mask) in at91_mux_pio3_get_periph()
451 select = !!(readl_relaxed(pio + PIO_ABCDSR1) & mask); in at91_mux_pio3_get_periph()
452 select |= (!!(readl_relaxed(pio + PIO_ABCDSR2) & mask) << 1); in at91_mux_pio3_get_periph()
457 static enum at91_mux at91_mux_get_periph(void __iomem *pio, unsigned mask) in at91_mux_get_periph() argument
461 if (readl_relaxed(pio + PIO_PSR) & mask) in at91_mux_get_periph()
464 select = readl_relaxed(pio + PIO_ABSR) & mask; in at91_mux_get_periph()
469 static bool at91_mux_get_deglitch(void __iomem *pio, unsigned pin) in at91_mux_get_deglitch() argument
471 return (readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1; in at91_mux_get_deglitch()
474 static void at91_mux_set_deglitch(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_set_deglitch() argument
476 writel_relaxed(mask, pio + (is_on ? PIO_IFER : PIO_IFDR)); in at91_mux_set_deglitch()
479 static bool at91_mux_pio3_get_deglitch(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_deglitch() argument
481 if ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1) in at91_mux_pio3_get_deglitch()
482 return !((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1); in at91_mux_pio3_get_deglitch()
487 static void at91_mux_pio3_set_deglitch(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_pio3_set_deglitch() argument
490 writel_relaxed(mask, pio + PIO_IFSCDR); in at91_mux_pio3_set_deglitch()
491 at91_mux_set_deglitch(pio, mask, is_on); in at91_mux_pio3_set_deglitch()
494 static bool at91_mux_pio3_get_debounce(void __iomem *pio, unsigned pin, u32 *div) in at91_mux_pio3_get_debounce() argument
496 *div = readl_relaxed(pio + PIO_SCDR); in at91_mux_pio3_get_debounce()
498 return ((readl_relaxed(pio + PIO_IFSR) >> pin) & 0x1) && in at91_mux_pio3_get_debounce()
499 ((readl_relaxed(pio + PIO_IFSCSR) >> pin) & 0x1); in at91_mux_pio3_get_debounce()
502 static void at91_mux_pio3_set_debounce(void __iomem *pio, unsigned mask, in at91_mux_pio3_set_debounce() argument
506 writel_relaxed(mask, pio + PIO_IFSCER); in at91_mux_pio3_set_debounce()
507 writel_relaxed(div & PIO_SCDR_DIV, pio + PIO_SCDR); in at91_mux_pio3_set_debounce()
508 writel_relaxed(mask, pio + PIO_IFER); in at91_mux_pio3_set_debounce()
510 writel_relaxed(mask, pio + PIO_IFSCDR); in at91_mux_pio3_set_debounce()
513 static bool at91_mux_pio3_get_pulldown(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_pulldown() argument
515 return !((readl_relaxed(pio + PIO_PPDSR) >> pin) & 0x1); in at91_mux_pio3_get_pulldown()
518 static void at91_mux_pio3_set_pulldown(void __iomem *pio, unsigned mask, bool is_on) in at91_mux_pio3_set_pulldown() argument
521 writel_relaxed(mask, pio + PIO_PUDR); in at91_mux_pio3_set_pulldown()
523 writel_relaxed(mask, pio + (is_on ? PIO_PPDER : PIO_PPDDR)); in at91_mux_pio3_set_pulldown()
526 static void at91_mux_pio3_disable_schmitt_trig(void __iomem *pio, unsigned mask) in at91_mux_pio3_disable_schmitt_trig() argument
528 writel_relaxed(readl_relaxed(pio + PIO_SCHMITT) | mask, pio + PIO_SCHMITT); in at91_mux_pio3_disable_schmitt_trig()
531 static bool at91_mux_pio3_get_schmitt_trig(void __iomem *pio, unsigned pin) in at91_mux_pio3_get_schmitt_trig() argument
533 return (readl_relaxed(pio + PIO_SCHMITT) >> pin) & 0x1; in at91_mux_pio3_get_schmitt_trig()
545 static unsigned at91_mux_sama5d3_get_drivestrength(void __iomem *pio, in at91_mux_sama5d3_get_drivestrength() argument
548 unsigned tmp = read_drive_strength(pio + in at91_mux_sama5d3_get_drivestrength()
559 static unsigned at91_mux_sam9x5_get_drivestrength(void __iomem *pio, in at91_mux_sam9x5_get_drivestrength() argument
562 unsigned tmp = read_drive_strength(pio + in at91_mux_sam9x5_get_drivestrength()
583 static void at91_mux_sama5d3_set_drivestrength(void __iomem *pio, unsigned pin, in at91_mux_sama5d3_set_drivestrength() argument
591 set_drive_strength(pio + sama5d3_get_drive_register(pin), pin, setting); in at91_mux_sama5d3_set_drivestrength()
594 static void at91_mux_sam9x5_set_drivestrength(void __iomem *pio, unsigned pin, in at91_mux_sam9x5_set_drivestrength() argument
605 set_drive_strength(pio + at91sam9x5_get_drive_register(pin), pin, in at91_mux_sam9x5_set_drivestrength()
659 dev_dbg(dev, "pio%c%d configured as periph%c with conf = 0x%lx\n", in at91_pin_dbg()
662 dev_dbg(dev, "pio%c%d configured as gpio with conf = 0x%lx\n", in at91_pin_dbg()
703 dev_err(info->dev, "%s: pin conf %d mux_id %d not supported for pio%c%d\n", in pin_check_config()
711 static void at91_mux_gpio_disable(void __iomem *pio, unsigned mask) in at91_mux_gpio_disable() argument
713 writel_relaxed(mask, pio + PIO_PDR); in at91_mux_gpio_disable()
716 static void at91_mux_gpio_enable(void __iomem *pio, unsigned mask, bool input) in at91_mux_gpio_enable() argument
718 writel_relaxed(mask, pio + PIO_PER); in at91_mux_gpio_enable()
719 writel_relaxed(mask, pio + (input ? PIO_ODR : PIO_OER)); in at91_mux_gpio_enable()
731 void __iomem *pio; in at91_pmx_set() local
748 pio = pin_to_controller(info, pin->bank); in at91_pmx_set()
750 if (!pio) in at91_pmx_set()
754 at91_mux_disable_interrupt(pio, mask); in at91_pmx_set()
757 at91_mux_gpio_enable(pio, mask, 1); in at91_pmx_set()
760 info->ops->mux_A_periph(pio, mask); in at91_pmx_set()
763 info->ops->mux_B_periph(pio, mask); in at91_pmx_set()
768 info->ops->mux_C_periph(pio, mask); in at91_pmx_set()
773 info->ops->mux_D_periph(pio, mask); in at91_pmx_set()
777 at91_mux_gpio_disable(pio, mask); in at91_pmx_set()
834 dev_dbg(npct->dev, "enable pin %u as PIO%c%d 0x%x\n", in at91_gpio_request_enable()
865 void __iomem *pio; in at91_pinconf_get() local
872 pio = pin_to_controller(info, pin_to_bank(pin_id)); in at91_pinconf_get()
874 if (!pio) in at91_pinconf_get()
879 if (at91_mux_get_multidrive(pio, pin)) in at91_pinconf_get()
882 if (at91_mux_get_pullup(pio, pin)) in at91_pinconf_get()
885 if (info->ops->get_deglitch && info->ops->get_deglitch(pio, pin)) in at91_pinconf_get()
887 if (info->ops->get_debounce && info->ops->get_debounce(pio, pin, &div)) in at91_pinconf_get()
889 if (info->ops->get_pulldown && info->ops->get_pulldown(pio, pin)) in at91_pinconf_get()
891 if (info->ops->get_schmitt_trig && info->ops->get_schmitt_trig(pio, pin)) in at91_pinconf_get()
894 *config |= (info->ops->get_drivestrength(pio, pin) in at91_pinconf_get()
896 if (at91_mux_get_output(pio, pin, &out)) in at91_pinconf_get()
908 void __iomem *pio; in at91_pinconf_set() local
919 pio = pin_to_controller(info, pin_to_bank(pin_id)); in at91_pinconf_set()
921 if (!pio) in at91_pinconf_set()
930 at91_mux_set_output(pio, mask, config & OUTPUT, in at91_pinconf_set()
932 at91_mux_set_pullup(pio, mask, config & PULL_UP); in at91_pinconf_set()
933 at91_mux_set_multidrive(pio, mask, config & MULTI_DRIVE); in at91_pinconf_set()
935 info->ops->set_deglitch(pio, mask, config & DEGLITCH); in at91_pinconf_set()
937 info->ops->set_debounce(pio, mask, config & DEBOUNCE, in at91_pinconf_set()
940 info->ops->set_pulldown(pio, mask, config & PULL_DOWN); in at91_pinconf_set()
942 info->ops->disable_schmitt_trig(pio, mask); in at91_pinconf_set()
944 info->ops->set_drivestrength(pio, pin, in at91_pinconf_set()
1277 pdesc->name = kasprintf(GFP_KERNEL, "pio%c%d", i + 'A', j); in at91_pinctrl_probe()
1304 void __iomem *pio = at91_gpio->regbase; in at91_gpio_get_direction() local
1308 osr = readl_relaxed(pio + PIO_OSR); in at91_gpio_get_direction()
1315 void __iomem *pio = at91_gpio->regbase; in at91_gpio_direction_input() local
1318 writel_relaxed(mask, pio + PIO_ODR); in at91_gpio_direction_input()
1325 void __iomem *pio = at91_gpio->regbase; in at91_gpio_get() local
1329 pdsr = readl_relaxed(pio + PIO_PDSR); in at91_gpio_get()
1337 void __iomem *pio = at91_gpio->regbase; in at91_gpio_set() local
1340 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_gpio_set()
1347 void __iomem *pio = at91_gpio->regbase; in at91_gpio_set_multiple() local
1354 writel_relaxed(set_mask, pio + PIO_SODR); in at91_gpio_set_multiple()
1355 writel_relaxed(clear_mask, pio + PIO_CODR); in at91_gpio_set_multiple()
1362 void __iomem *pio = at91_gpio->regbase; in at91_gpio_direction_output() local
1365 writel_relaxed(mask, pio + (val ? PIO_SODR : PIO_CODR)); in at91_gpio_direction_output()
1366 writel_relaxed(mask, pio + PIO_OER); in at91_gpio_direction_output()
1377 void __iomem *pio = at91_gpio->regbase; in at91_gpio_dbg_show() local
1386 mode = at91_gpio->ops->get_periph(pio, mask); in at91_gpio_dbg_show()
1392 readl_relaxed(pio + PIO_OSR) & mask ? in at91_gpio_dbg_show()
1395 readl_relaxed(pio + PIO_PDSR) & mask ? in at91_gpio_dbg_show()
1424 void __iomem *pio = at91_gpio->regbase; in gpio_irq_mask() local
1427 if (pio) in gpio_irq_mask()
1428 writel_relaxed(mask, pio + PIO_IDR); in gpio_irq_mask()
1434 void __iomem *pio = at91_gpio->regbase; in gpio_irq_unmask() local
1437 if (pio) in gpio_irq_unmask()
1438 writel_relaxed(mask, pio + PIO_IER); in gpio_irq_unmask()
1456 void __iomem *pio = at91_gpio->regbase; in alt_gpio_irq_type() local
1462 writel_relaxed(mask, pio + PIO_ESR); in alt_gpio_irq_type()
1463 writel_relaxed(mask, pio + PIO_REHLSR); in alt_gpio_irq_type()
1467 writel_relaxed(mask, pio + PIO_ESR); in alt_gpio_irq_type()
1468 writel_relaxed(mask, pio + PIO_FELLSR); in alt_gpio_irq_type()
1472 writel_relaxed(mask, pio + PIO_LSR); in alt_gpio_irq_type()
1473 writel_relaxed(mask, pio + PIO_FELLSR); in alt_gpio_irq_type()
1477 writel_relaxed(mask, pio + PIO_LSR); in alt_gpio_irq_type()
1478 writel_relaxed(mask, pio + PIO_REHLSR); in alt_gpio_irq_type()
1486 writel_relaxed(mask, pio + PIO_AIMDR); in alt_gpio_irq_type()
1495 writel_relaxed(mask, pio + PIO_AIMER); in alt_gpio_irq_type()
1534 void __iomem *pio; in at91_pinctrl_gpio_suspend() local
1539 pio = gpio_chips[i]->regbase; in at91_pinctrl_gpio_suspend()
1541 backups[i] = readl_relaxed(pio + PIO_IMR); in at91_pinctrl_gpio_suspend()
1542 writel_relaxed(backups[i], pio + PIO_IDR); in at91_pinctrl_gpio_suspend()
1543 writel_relaxed(wakeups[i], pio + PIO_IER); in at91_pinctrl_gpio_suspend()
1558 void __iomem *pio; in at91_pinctrl_gpio_resume() local
1563 pio = gpio_chips[i]->regbase; in at91_pinctrl_gpio_resume()
1568 writel_relaxed(wakeups[i], pio + PIO_IDR); in at91_pinctrl_gpio_resume()
1569 writel_relaxed(backups[i], pio + PIO_IER); in at91_pinctrl_gpio_resume()
1582 void __iomem *pio = at91_gpio->regbase; in gpio_irq_handler() local
1592 isr = readl_relaxed(pio + PIO_ISR) & readl_relaxed(pio + PIO_IMR); in gpio_irq_handler()
1597 pio = at91_gpio->regbase; in gpio_irq_handler()
1634 /* Disable irqs of this PIO controller */ in at91_gpio_of_irq_setup()
1785 names[i] = kasprintf(GFP_KERNEL, "pio%c%d", alias_idx + 'A', i); in at91_gpio_probe()