* [PATCH] gpio: eic: sprd: Fix incorrect irq type setting for the sync EIC
@ 2019-04-10 7:47 Baolin Wang
2019-04-11 13:40 ` Linus Walleij
0 siblings, 1 reply; 2+ messages in thread
From: Baolin Wang @ 2019-04-10 7:47 UTC (permalink / raw)
To: linus.walleij, bgolaszewski
Cc: orsonzhai, zhang.lyra, baolin.wang, broonie, linux-gpio, linux-kernel
When setting sync EIC as IRQ_TYPE_EDGE_BOTH type, we missed to set the
SPRD_EIC_SYNC_INTMODE register to 0, which means detecting edge signals.
Thus this patch fixes the issue.
Fixes: 25518e024e3a ("gpio: Add Spreadtrum EIC driver support")
Cc: <stable@vger.kernel.org>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
drivers/gpio/gpio-eic-sprd.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
index f0223ce..7709226 100644
--- a/drivers/gpio/gpio-eic-sprd.c
+++ b/drivers/gpio/gpio-eic-sprd.c
@@ -414,6 +414,7 @@ static int sprd_eic_irq_set_type(struct irq_data *data, unsigned int flow_type)
irq_set_handler_locked(data, handle_edge_irq);
break;
case IRQ_TYPE_EDGE_BOTH:
+ sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTMODE, 0);
sprd_eic_update(chip, offset, SPRD_EIC_SYNC_INTBOTH, 1);
irq_set_handler_locked(data, handle_edge_irq);
break;
--
1.7.9.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] gpio: eic: sprd: Fix incorrect irq type setting for the sync EIC
2019-04-10 7:47 [PATCH] gpio: eic: sprd: Fix incorrect irq type setting for the sync EIC Baolin Wang
@ 2019-04-11 13:40 ` Linus Walleij
0 siblings, 0 replies; 2+ messages in thread
From: Linus Walleij @ 2019-04-11 13:40 UTC (permalink / raw)
To: Baolin Wang
Cc: Bartosz Golaszewski, Orson Zhai, Lyra Zhang, Mark Brown,
open list:GPIO SUBSYSTEM, linux-kernel
On Wed, Apr 10, 2019 at 9:48 AM Baolin Wang <baolin.wang@linaro.org> wrote:
> When setting sync EIC as IRQ_TYPE_EDGE_BOTH type, we missed to set the
> SPRD_EIC_SYNC_INTMODE register to 0, which means detecting edge signals.
>
> Thus this patch fixes the issue.
>
> Fixes: 25518e024e3a ("gpio: Add Spreadtrum EIC driver support")
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Patch applied for fixes.
Yours,
Linus Walleij
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