Re: [PATCH] pinctrl: cherryview: Do not mask all interrupts on probe
From: Mika Westerberg
Date: Mon Jun 01 2015 - 05:24:03 EST
On Fri, May 22, 2015 at 10:56:08AM +0300, Mika Westerberg wrote:
> BIOS/platform may use some of the pins by themselves, such as providing SCI
> (System Control Interrupt) from the embedded controller. The driver masks
> all interrupts at probe time which prevents those pins from triggering
> interrupts properly.
>
> Fix this by not masking all interrupts at probe -- it should be enough just
> to clear the status register.
>
> Reported-by: Yu C Chen <yu.c.chen@xxxxxxxxx>
> Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Please ignore this patch for now. It turned out to be causing spurious
interrupts on another platform.
I'll need to rethink how to fix the reported issue.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/