diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-nomadik.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c index 8ed7917d513d..7543eb243c12 100644 --- a/drivers/pinctrl/pinctrl-nomadik.c +++ b/drivers/pinctrl/pinctrl-nomadik.c @@ -1326,10 +1326,36 @@ static int nmk_get_group_pins(struct pinctrl_dev *pctldev, unsigned selector, return 0; } +static struct pinctrl_gpio_range * +nmk_match_gpio_range(struct pinctrl_dev *pctldev, unsigned offset) +{ + struct nmk_pinctrl *npct = pinctrl_dev_get_drvdata(pctldev); + int i; + + for (i = 0; i < npct->soc->gpio_num_ranges; i++) { + struct pinctrl_gpio_range *range; + + range = &npct->soc->gpio_ranges[i]; + if (offset >= range->pin_base && + offset <= (range->pin_base + range->npins - 1)) + return range; + } + return NULL; +} + static void nmk_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned offset) { - seq_printf(s, " Nomadik GPIO"); + struct pinctrl_gpio_range *range; + struct gpio_chip *chip; + + range = nmk_match_gpio_range(pctldev, offset); + if (!range || !range->gc) { + seq_printf(s, "invalid pin offset"); + return; + } + chip = range->gc; + nmk_gpio_dbg_show_one(s, chip, offset - chip->base, offset); } static struct pinctrl_ops nmk_pinctrl_ops = { |