* [PATCH] gpio: pl061: implement gpio_ops::get_direction
@ 2021-04-10 10:51 Ahmad Fatoum
2021-04-13 7:20 ` Sascha Hauer
0 siblings, 1 reply; 2+ messages in thread
From: Ahmad Fatoum @ 2021-04-10 10:51 UTC (permalink / raw)
To: barebox; +Cc: Ahmad Fatoum
This makes gpioinfo on board that incorporate it more useful.
Signed-off-by: Ahmad Fatoum <ahmad@a3f.at>
---
drivers/gpio/gpio-pl061.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index b9a8846dedaa..8dd9ca3bd5cd 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -84,7 +84,18 @@ static void pl061_set_value(struct gpio_chip *gc, unsigned offset, int value)
writeb(!!value << offset, chip->base + (1 << (offset + 2)));
}
+static int pl061_get_direction(struct gpio_chip *gc, unsigned offset)
+{
+ struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc);
+
+ if (readb(chip->base + GPIODIR) & (1 << offset))
+ return GPIOF_DIR_OUT;
+
+ return GPIOF_DIR_IN;
+}
+
static struct gpio_ops pl061_gpio_ops = {
+ .get_direction = pl061_get_direction,
.direction_input = pl061_direction_input,
.direction_output = pl061_direction_output,
.get = pl061_get_value,
--
2.30.0
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] gpio: pl061: implement gpio_ops::get_direction
2021-04-10 10:51 [PATCH] gpio: pl061: implement gpio_ops::get_direction Ahmad Fatoum
@ 2021-04-13 7:20 ` Sascha Hauer
0 siblings, 0 replies; 2+ messages in thread
From: Sascha Hauer @ 2021-04-13 7:20 UTC (permalink / raw)
To: Ahmad Fatoum; +Cc: barebox
On Sat, Apr 10, 2021 at 12:51:10PM +0200, Ahmad Fatoum wrote:
> This makes gpioinfo on board that incorporate it more useful.
>
> Signed-off-by: Ahmad Fatoum <ahmad@a3f.at>
> ---
> drivers/gpio/gpio-pl061.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
> index b9a8846dedaa..8dd9ca3bd5cd 100644
> --- a/drivers/gpio/gpio-pl061.c
> +++ b/drivers/gpio/gpio-pl061.c
> @@ -84,7 +84,18 @@ static void pl061_set_value(struct gpio_chip *gc, unsigned offset, int value)
> writeb(!!value << offset, chip->base + (1 << (offset + 2)));
> }
>
> +static int pl061_get_direction(struct gpio_chip *gc, unsigned offset)
> +{
> + struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc);
> +
> + if (readb(chip->base + GPIODIR) & (1 << offset))
> + return GPIOF_DIR_OUT;
> +
> + return GPIOF_DIR_IN;
> +}
> +
> static struct gpio_ops pl061_gpio_ops = {
> + .get_direction = pl061_get_direction,
> .direction_input = pl061_direction_input,
> .direction_output = pl061_direction_output,
> .get = pl061_get_value,
> --
> 2.30.0
>
>
> _______________________________________________
> barebox mailing list
> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
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