diff options
Diffstat (limited to 'drivers/gpio/tegra_gpio.c')
| -rw-r--r-- | drivers/gpio/tegra_gpio.c | 40 |
1 files changed, 22 insertions, 18 deletions
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c index 3d1e18854f2..c61419ef980 100644 --- a/drivers/gpio/tegra_gpio.c +++ b/drivers/gpio/tegra_gpio.c @@ -182,21 +182,6 @@ static int tegra_gpio_get_value(struct udevice *dev, unsigned offset) return (val >> GPIO_BIT(gpio)) & 1; } -/* write GPIO OUT value to pin 'gpio' */ -static int tegra_gpio_set_value(struct udevice *dev, unsigned offset, int value) -{ - struct tegra_port_info *state = dev_get_priv(dev); - int gpio = state->base_gpio + offset; - - debug("gpio_set_value: pin = %d (port %d:bit %d), value = %d\n", - gpio, GPIO_FULLPORT(gpio), GPIO_BIT(gpio), value); - - /* Configure GPIO output value. */ - set_level(gpio, value); - - return 0; -} - void gpio_config_table(const struct tegra_gpio_config *config, int len) { int i; @@ -258,11 +243,30 @@ static int tegra_gpio_rfree(struct udevice *dev, unsigned int offset) return 0; } +static int tegra_gpio_set_flags(struct udevice *dev, unsigned int offset, ulong flags) +{ + struct tegra_port_info *state = dev_get_priv(dev); + int gpio = state->base_gpio + offset; + + debug("gpio_set_flags: pin = %d (port %d:bit %d), flag = %lx\n", + gpio, GPIO_FULLPORT(gpio), GPIO_BIT(gpio), flags); + + if (flags & GPIOD_IS_AF) { + return tegra_gpio_rfree(dev, offset); + } else if (flags & GPIOD_IS_IN) { + return tegra_gpio_direction_input(dev, offset); + } else if (flags & GPIOD_IS_OUT) { + bool value = flags & GPIOD_IS_OUT_ACTIVE; + + return tegra_gpio_direction_output(dev, offset, value); + } + + return 0; +} + static const struct dm_gpio_ops gpio_tegra_ops = { - .direction_input = tegra_gpio_direction_input, - .direction_output = tegra_gpio_direction_output, + .set_flags = tegra_gpio_set_flags, .get_value = tegra_gpio_get_value, - .set_value = tegra_gpio_set_value, .get_function = tegra_gpio_get_function, .xlate = tegra_gpio_xlate, .rfree = tegra_gpio_rfree, |