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authorMathias Nyman <mathias.nyman@linux.intel.com>2013-11-22 16:01:23 +0400
committerLinus Walleij <linus.walleij@linaro.org>2013-12-03 13:08:46 +0400
commita4d8d6da4820230a2e0e977fda44ced9345c41d4 (patch)
treee20c81bfae7d5c23d1e23222db85ef3447f95c45 /drivers
parente9c9489f1077880cb8332f3e1600bf8edba3e86a (diff)
downloadlinux-a4d8d6da4820230a2e0e977fda44ced9345c41d4.tar.xz
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')
-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 2832576d8b12..1174ea86b6e9 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",