diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 3e8d1630d29e..3663d87f51a0 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -27,6 +27,7 @@ #include #ifdef CONFIG_GPIOLIB +#include "../gpio/gpiolib.h" #include #endif @@ -1601,6 +1602,9 @@ static int pinctrl_pins_show(struct seq_file *s, void *what) struct pinctrl_dev *pctldev = s->private; const struct pinctrl_ops *ops = pctldev->desc->pctlops; unsigned i, pin; + struct pinctrl_gpio_range *range; + unsigned int gpio_num; + struct gpio_chip *chip; seq_printf(s, "registered pins: %d\n", pctldev->desc->npins); @@ -1618,6 +1622,23 @@ static int pinctrl_pins_show(struct seq_file *s, void *what) seq_printf(s, "pin %d (%s) ", pin, desc->name); +#ifdef CONFIG_GPIOLIB + gpio_num = 0; + list_for_each_entry(range, &pctldev->gpio_ranges, node) { + if ((pin >= range->pin_base) && + (pin < (range->pin_base + range->npins))) { + gpio_num = range->base + (pin - range->pin_base); + break; + } + } + chip = gpio_to_chip(gpio_num); + if (chip && chip->gpiodev && chip->gpiodev->base) + seq_printf(s, "%u:%s ", gpio_num - + chip->gpiodev->base, chip->label); + else + seq_puts(s, "0:? "); +#endif + /* Driver-specific info per pin */ if (ops->pin_dbg_show) ops->pin_dbg_show(pctldev, s, pin);