Messages in this thread Patch in this message | | | From | Nicolas Ferre <> | Subject | [PATCH] pinctrl: at91: enhance (debugfs) at91_gpio_dbg_show | Date | Tue, 18 Nov 2014 15:43:45 +0100 |
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From: Matthieu Crapet <mcrapet@gmail.com>
When a pin is configured as GPIO, print also direction (input or output).
Signed-off-by: Matthieu Crapet <mcrapet@gmail.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> --- drivers/pinctrl/pinctrl-at91.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 354a81d40925..a6b29ebc3cc3 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -1344,7 +1344,6 @@ static void at91_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) for (i = 0; i < chip->ngpio; i++) { unsigned mask = pin_to_mask(i); const char *gpio_label; - u32 pdsr; gpio_label = gpiochip_is_requested(chip, i); if (!gpio_label) @@ -1353,11 +1352,13 @@ static void at91_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) seq_printf(s, "[%s] GPIO%s%d: ", gpio_label, chip->label, i); if (mode == AT91_MUX_GPIO) { - pdsr = readl_relaxed(pio + PIO_PDSR); - - seq_printf(s, "[gpio] %s\n", - pdsr & mask ? - "set" : "clear"); + seq_printf(s, "[gpio] "); + seq_printf(s, "%s ", + readl_relaxed(pio + PIO_OSR) & mask ? + "output" : "input"); + seq_printf(s, "%s\n", + readl_relaxed(pio + PIO_PDSR) & mask ? + "set" : "clear"); } else { seq_printf(s, "[periph %c]\n", mode + 'A' - 1); -- 2.1.3
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