From a4d8d6da4820230a2e0e977fda44ced9345c41d4 Mon Sep 17 00:00:00 2001
From: Mathias Nyman <mathias.nyman@linux.intel.com>
Date: Fri, 22 Nov 2013 14:01:23 +0200
Subject: [PATCH] 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>
---
drivers/pinctrl/pinctrl-baytrail.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/pinctrl-baytrail.c b/drivers/pinctrl/pinctrl-baytrail.c
index 2832576d8b12e..1174ea86b6e96 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",
--
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