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gpio: sandbox: cleanup binding support

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Cleanup binding support, use the generic binding by default
(test u-class gpio_xlate_offs_flags function) and add
specific binding for added value.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Patrick Delaunay
2020-01-13 11:35:13 +01:00
committed by Tom Rini
parent d15c05b5d0
commit 2c0f782e0f
3 changed files with 42 additions and 9 deletions
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13
drivers/gpio/sandbox.c
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@@ -10,6 +10,7 @@
#include <asm/gpio.h>
#include <dm/of.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/gpio/sandbox-gpio.h>
/* Flags for each GPIO */
#define GPIOF_OUTPUT (1 << 0) /* Currently set as an output */
@@ -136,13 +137,15 @@ static int sb_gpio_xlate(struct udevice *dev, struct gpio_desc *desc,
desc->offset = args->args[0];
if (args->args_count < 2)
return 0;
if (args->args[1] & GPIO_ACTIVE_LOW)
desc->flags |= GPIOD_ACTIVE_LOW;
if (args->args[1] & 2)
/* treat generic binding with gpio uclass */
gpio_xlate_offs_flags(dev, desc, args);
/* sandbox test specific, not defined in gpio.h */
if (args->args[1] & GPIO_IN)
desc->flags |= GPIOD_IS_IN;
if (args->args[1] & 4)
if (args->args[1] & GPIO_OUT)
desc->flags |= GPIOD_IS_OUT;
if (args->args[1] & 8)
if (args->args[1] & GPIO_OUT_ACTIVE)
desc->flags |= GPIOD_IS_OUT_ACTIVE;
return 0;