static int sh_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
{
struct pinmux_info *gpioc = chip_to_pinmux(chip);
unsigned long flags;
int ret;
spin_lock_irqsave(&gpio_lock, flags);
ret = pinmux_direction(gpioc, offset, PINMUX_TYPE_INPUT);
spin_unlock_irqrestore(&gpio_lock, flags);
return ret;
}
int gpio_direction_input(unsigned gpio)
{
struct pinmux_info *gpioc = gpio_controller(gpio);
unsigned long flags;
int ret = -EINVAL;
if (!gpioc)
goto err_out;
spin_lock_irqsave(&gpio_lock, flags);
ret = pinmux_direction(gpioc, gpio, PINMUX_TYPE_INPUT);
spin_unlock_irqrestore(&gpio_lock, flags);
err_out:
return ret;
}
static int sh_gpio_direction_output(unsigned offset, int value)
{
sh_gpio_set_value(gpioc, offset, value);
return pinmux_direction(gpioc, offset, PINMUX_TYPE_OUTPUT);
}
static int sh_gpio_direction_input(unsigned offset)
{
return pinmux_direction(gpioc, offset, PINMUX_TYPE_INPUT);
}
