static void tb10x_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);
int mask = BIT(offset);
int val = value << offset;
tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DATA, mask, val);
}
static int tb10x_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
{
struct tb10x_gpio *tb10x_gpio = to_tb10x_gpio(chip);
int mask = BIT(offset);
int val = TB10X_GPIO_DIR_IN << offset;
tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DDR, mask, val);
return 0;
}
static int tb10x_gpio_direction_out(struct gpio_chip *chip,
unsigned offset, int value)
{
struct tb10x_gpio *tb10x_gpio = gpiochip_get_data(chip);
int mask = BIT(offset);
int val = TB10X_GPIO_DIR_OUT << offset;
tb10x_gpio_set(chip, offset, value);
tb10x_set_bits(tb10x_gpio, OFFSET_TO_REG_DDR, mask, val);
return 0;
}
