Re: [PATCH v3 2/2] pinctrl: stm32: Add level interrupt support to gpio irq chip
From: Marc Zyngier <maz@kernel.org>
Date: 2020-02-20 09:17:24
Also in:
linux-gpio, lkml
From: Marc Zyngier <maz@kernel.org>
Date: 2020-02-20 09:17:24
Also in:
linux-gpio, lkml
On 2020-02-20 09:04, Linus Walleij wrote:
On Wed, Feb 19, 2020 at 3:32 PM Alexandre Torgue [off-list ref] wrote:quoted
GPIO hardware block is directly linked to EXTI block but EXTI handles external interrupts only on edge. To be able to handle GPIO interrupt on level a "hack" is done in gpio irq chip: parent interrupt (exti irq chip) is retriggered following interrupt type and gpio line value. Signed-off-by: Alexandre Torgue <redacted> Tested-by: Marek Vasut <marex@denx.de>Reviewed-by: Linus Walleij <redacted> If Marc want to merge it with patch 1/2 go ahead!
I'll queue the whole thing for 5.7.
Thanks,
M.
--
Jazz is not dead. It just smells funny...
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