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* [PATCH v2] gpio/davinci: add interrupt support for GPIOs 16-31
@ 2015-07-02 18:31 Vitaly Andrianov
  2015-07-16  9:04 ` Sekhar Nori
  2015-07-17 12:16 ` Linus Walleij
  0 siblings, 2 replies; 4+ messages in thread
From: Vitaly Andrianov @ 2015-07-02 18:31 UTC (permalink / raw)
  To: linux-gpio, linux-kernel, gnurou, linus.walleij, nsekhar,
	grygorii.strashko, m-karicheri2
  Cc: Vitaly Andrianov

Interrupts for GPIOs 16 through 31 are enabled by bit 1 in the
"binten" register (offset 8). Previous versions of GPIO only
used bit 0, which enables GPIO 0-15 interrupts.

Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
History

v2.
- use GENMASK to set binten. Thanks to Nori Sekhar's.

 drivers/gpio/gpio-davinci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index c5e05c8..86cfe18 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -545,7 +545,7 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
 		chips[0].chip.to_irq = gpio_to_irq_unbanked;
 		chips[0].gpio_irq = bank_irq;
 		chips[0].gpio_unbanked = pdata->gpio_unbanked;
-		binten = BIT(0);
+		binten = GENMASK(pdata->gpio_unbanked / 16, 0);
 
 		/* AINTC handles mask/unmask; GPIO handles triggering */
 		irq = bank_irq;
-- 
1.8.3.2


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2015-07-17 14:46 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-07-02 18:31 [PATCH v2] gpio/davinci: add interrupt support for GPIOs 16-31 Vitaly Andrianov
2015-07-16  9:04 ` Sekhar Nori
2015-07-17 12:16 ` Linus Walleij
2015-07-17 14:51   ` Vitaly Andrianov

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