lkml.org 
[lkml]   [2023]   [Feb]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/6] gpio: 104-dio-48e: Utilize no_status regmap-irq flag
Date
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
\
 
 \ /
  Last update: 2023-03-27 00:27    [W:0.224 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site