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Initialize it depending on whether the GPIO_GENERIC_PORT_MAPPED flag is set. Signed-off-by: Jose Javier Rodriguez Barbarin --- drivers/gpio/gpio-mmio.c | 1 + include/linux/gpio/generic.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpio/gpio-mmio.c b/drivers/gpio/gpio-mmio.c index edbcaad57d00..37e1ed6569e6 100644 --- a/drivers/gpio/gpio-mmio.c +++ b/drivers/gpio/gpio-mmio.c @@ -645,6 +645,7 @@ int gpio_generic_chip_init(struct gpio_generic_chip *chip, gc->base = -1; gc->request = gpio_mmio_request; chip->be_bits = !!(flags & GPIO_GENERIC_BIG_ENDIAN); + chip->io_port = !!(flags & GPIO_GENERIC_PORT_MAPPED); ret = gpiochip_get_ngpios(gc, dev); if (ret) diff --git a/include/linux/gpio/generic.h b/include/linux/gpio/generic.h index 9a71a8fbe56e..eec63f8fe144 100644 --- a/include/linux/gpio/generic.h +++ b/include/linux/gpio/generic.h @@ -111,6 +111,7 @@ struct gpio_generic_chip { unsigned long (*read_reg)(void __iomem *reg); void (*write_reg)(void __iomem *reg, unsigned long data); bool be_bits; + bool io_port; void __iomem *reg_dat; void __iomem *reg_set; void __iomem *reg_clr; -- 2.53.0