DryIce , RTC not working on imx53.

Fabio Estevam festevam at gmail.com
Mon Nov 13 10:56:35 PST 2017


On Mon, Nov 13, 2017 at 2:54 PM, Fabio Estevam <festevam at gmail.com> wrote:

> I don't recall of any recent change in this area.
>
> Patrick/Noel,
>
> Does the change below help?
>
> --- a/arch/arm/boot/dts/imx53.dtsi
> +++ b/arch/arm/boot/dts/imx53.dtsi
> @@ -436,8 +436,7 @@
>                         srtc: srtc at 53fa4000 {
>                                 compatible = "fsl,imx53-rtc", "fsl,imx25-rtc";
>                                 reg = <0x53fa4000 0x4000>;
> -                               interrupts = <24>;
> -                               interrupt-parent = <&tzic>;
> +                               interrupts = <24 25>;
>                                 clocks = <&clks IMX5_CLK_SRTC_GATE>;
>                                 clock-names = "ipg";
>                         };

With this change I no longer get the spurious interrupts:

# cat /proc/interrupts | grep rtc
 40:          0      tzic  24 Edge      53fa4000.srtc
 41:          0      tzic  25 Edge      53fa4000.srtc

The timeout is still present though and we need to figure this out.



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