[PATCH 2/6] gpio: 104-dio-48e: Utilize no_status regmap-irq flag

William Breathitt Gray
2023-02-17T16:49:59Z

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.

Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
---
drivers/gpio/gpio-104-dio-48e.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/gpio/gpio-104-dio-48e.c b/drivers/gpio/gpio-104-dio-48e.c
index a3846faf3780..fe3c93bfe4bd 100644
--- a/drivers/gpio/gpio-104-dio-48e.c
+++ b/drivers/gpio/gpio-104-dio-48e.c
@@ -195,13 +195,9 @@ 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);
--
2.39.1