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authorMathias Nyman <mathias.nyman@linux.intel.com>2013-11-22 14:01:23 +0200
committerLinus Walleij <linus.walleij@linaro.org>2013-12-03 10:08:46 +0100
commita4d8d6da4820230a2e0e977fda44ced9345c41d4 (patch)
treee20c81bfae7d5c23d1e23222db85ef3447f95c45 /drivers/pinctrl/pinctrl-baytrail.c
parente9c9489f1077880cb8332f3e1600bf8edba3e86a (diff)
pinctrl-baytrail: show pin label with the reset of the gpio debug data
The default gpiolib debug output shows pin labels. We want baytrail custom debug output to have the same functionality. Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-baytrail.c')
-rw-r--r--drivers/pinctrl/pinctrl-baytrail.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-baytrail.c b/drivers/pinctrl/pinctrl-baytrail.c
index 2832576d8b1..1174ea86b6e 100644
--- a/drivers/pinctrl/pinctrl-baytrail.c
+++ b/drivers/pinctrl/pinctrl-baytrail.c
@@ -286,13 +286,19 @@ static void byt_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
spin_lock_irqsave(&vg->lock, flags);
for (i = 0; i < vg->chip.ngpio; i++) {
+ const char *label;
offs = vg->range->pins[i] * 16;
conf0 = readl(vg->reg_base + offs + BYT_CONF0_REG);
val = readl(vg->reg_base + offs + BYT_VAL_REG);
+ label = gpiochip_is_requested(chip, i);
+ if (!label)
+ label = "Unrequested";
+
seq_printf(s,
- " gpio-%-3d %s %s %s pad-%-3d offset:0x%03x mux:%d %s%s%s\n",
+ " gpio-%-3d (%-20.20s) %s %s %s pad-%-3d offset:0x%03x mux:%d %s%s%s\n",
i,
+ label,
val & BYT_INPUT_EN ? " " : "in",
val & BYT_OUTPUT_EN ? " " : "out",
val & BYT_LEVEL ? "hi" : "lo",