gpio: 104-dio-48e: Utilize no_status regmap-irq flag

The 104-DIO-48E lacks an IRQ status register. Rather than use the Clear
Interrupt register as the status register, set the no_status flag to
true and thus avoid such a hack.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-104-dio-48e.c b/drivers/gpio/gpio-104-dio-48e.c
index 74e2721f2613d91a3b23b5019d75b17f2d60176f..4ec4719bf942e7bbc190d2fe5030a8a39983225f 100644 (file)
--- a/drivers/gpio/gpio-104-dio-48e.c
+++ b/drivers/gpio/gpio-104-dio-48e.c
@@ -194,13 +194,9 @@ static int dio48e_probe(struct device *dev, unsigned int id)
                return -ENOMEM;
 
        chip->name = name;
-       /* No IRQ status register so use CLEAR_INTERRUPT register instead */
-       chip->status_base = DIO48E_CLEAR_INTERRUPT;
        chip->mask_base = DIO48E_ENABLE_INTERRUPT;
        chip->ack_base = DIO48E_CLEAR_INTERRUPT;
-       /* CLEAR_INTERRUPT doubles as status register so we need it cleared */
-       chip->clear_ack = true;
-       chip->status_invert = true;
+       chip->no_status = true;
        chip->num_regs = 1;
        chip->irqs = dio48e_regmap_irqs;
        chip->num_irqs = ARRAY_SIZE(dio48e_regmap_irqs);