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author | Linus Walleij <linus.walleij@linaro.org> | 2012-05-02 21:28:00 +0200 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2012-05-11 11:14:15 +0200 |
commit | 24cbdd75c4a868bf1ebc986337ffcacf3f8a4109 (patch) | |
tree | 01e4bf0c82ba9a69a1bb46256803e376701aca32 | |
parent | 6f4350a6da99652423039765b9d1c57784150d39 (diff) | |
download | op-kernel-dev-24cbdd75c4a868bf1ebc986337ffcacf3f8a4109.zip op-kernel-dev-24cbdd75c4a868bf1ebc986337ffcacf3f8a4109.tar.gz |
pinctrl/nomadik: reuse GPIO debug function for pins
Since all pins we can control are GPIOs, match a GPIO range to
each pin in the debug function and call into the GPIO debug
print function to have the per-pin information.
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-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 8ed7917..7543eb2 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 = { |