Re: [PATCH v2 2/2] mfd: atmel-flexcom: use resume_noirq

[Lee Jones]

On Thu, 28 Oct 2021, Claudiu Beznea wrote:

> Flexcom IP embeds 3 other IPs: usart, i2c, spi and selects the operation
> mode (usart, i2c, spi) via mode register (FLEX_MR). On i2c bus there might
> be connected critical devices (like PMIC) which on suspend/resume should
> be suspended/resumed at the end/beginning. i2c uses
> .suspend_noirq/.resume_noirq for this kind of purposes. Align flexcom
> to use .resume_noirq as it should be resumed before the embedded IPs.
> Otherwise the embedded devices might behave badly.
> 
> Fixes: 7fdec11015c3 ("atmel_flexcom: Support resuming after a chip reset")
> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> Tested-by: Codrin Ciubotariu <codrin.ciubotariu@xxxxxxxxxxxxx>
> Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>
> ---
>  drivers/mfd/atmel-flexcom.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)

Applied, thanks.

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