diff options
Diffstat (limited to 'arch/sandbox')
| -rw-r--r-- | arch/sandbox/include/asm/gpio.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/sandbox/include/asm/gpio.h b/arch/sandbox/include/asm/gpio.h index 8317db1ad3..427af2c970 100644 --- a/arch/sandbox/include/asm/gpio.h +++ b/arch/sandbox/include/asm/gpio.h @@ -41,6 +41,26 @@ int sandbox_gpio_get_value(struct udevice *dev, unsigned int offset); int sandbox_gpio_set_value(struct udevice *dev, unsigned int offset, int value); /** + * Set or reset the simulated open drain mode of a GPIO (used only in sandbox + * test code) + * + * @param gp GPIO number + * @param value value to set (0 for enabled open drain mode, non-zero for + * disabled) + * @return -1 on error, 0 if ok + */ +int sandbox_gpio_set_open_drain(struct udevice *dev, unsigned offset, int value); + +/** + * Return the state of the simulated open drain mode of a GPIO (used only in + * sandbox test code) + * + * @param gp GPIO number + * @return -1 on error, 0 if GPIO is input, >0 if output + */ +int sandbox_gpio_get_open_drain(struct udevice *dev, unsigned offset); + +/** * Return the simulated direction of a GPIO (used only in sandbox test code) * * @param gp GPIO number |