linux-kernel - Re: [PATCH v3] mfd: sprd: Add wakeup capability for PMIC irq

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Message-ID: <20200828105430.GT1826686@dell>
Date:   Fri, 28 Aug 2020 11:54:30 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Chunyan Zhang <zhang.lyra@...il.com>
Cc:     linux-kernel@...r.kernel.org, Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang7@...il.com>,
        Chunyan Zhang <chunyan.zhang@...soc.com>
Subject: Re: [PATCH v3] mfd: sprd: Add wakeup capability for PMIC irq

On Tue, 18 Aug 2020, Chunyan Zhang wrote:

> From: Baolin Wang <baolin.wang7@...il.com>
> 
> When changing to use suspend-to-idle to save power, the PMIC irq can not
> wakeup the system due to lack of wakeup capability, which will cause
> the sub-irqs (such as power key) of the PMIC can not wake up the system.
> Thus we can add the wakeup capability for PMIC irq to solve this issue,
> as well as removing the IRQF_NO_SUSPEND flag to allow PMIC irq to be
> a wakeup source.
> 
> Reported-by: Chunyan Zhang <zhang.lyra@...il.com>
> Signed-off-by: Baolin Wang <baolin.wang7@...il.com>
> Tested-by: Chunyan Zhang <chunyan.zhang@...soc.com>
> ---
> Changes from v2:
> * rebased on v5.9-rc1;
> 
> Changes from v1:
> * addressed comments from Lee;
> * added tested-by from Chunyan.
> ---
>  drivers/mfd/sprd-sc27xx-spi.c | 28 +++++++++++++++++++++++++++-
>  1 file changed, 27 insertions(+), 1 deletion(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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