Commit 177b70c0 authored by William Breathitt Gray's avatar William Breathitt Gray Committed by Bartosz Golaszewski
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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: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarWilliam Breathitt Gray <william.gray@linaro.org>
Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent ae5ae354

drivers/gpio/gpio-104-dio-48e.c

+1 −5
Original line number Diff line number Diff line
@@ -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);