Re: [PATCH 2/2] device-tree: nexus7: Add IMEM syscon and reboot reason support

Bjorn Andersson
2016-08-10T04:28:41Z

On Mon 08 Aug 15:34 PDT 2016, John Stultz wrote:

> This patch add the IMEM syscon memory region to the DT,
> as well as addds support for the magic reboot reason
> values that are written to the address for each mode.
>

This looks good, double checked the addresses and magics. But I think
you should move the entire thing to qcom-apq8064.dtsi, as this is common
to the base platform.

And I would prefer if you updated the subject prefix...

With the move and subject update:
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Andy Gross <agross@codeaurora.org>
> Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
> Cc: Stephen Boyd <stephen.boyd@linaro.org>
> Cc: linux-arm-msm@vger.kernel.org
> Cc: devicetree@vger.kernel.org
> Signed-off-by: John Stultz <john.stultz@linaro.org>
> ---
> arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
> index 7b05f07..ff856c3 100644
> --- a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
> +++ b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
> @@ -272,5 +272,19 @@
> vqmmc-supply = <&pm8921_s4>;
> };
> };
> +
> + imem@2a03f000 {
> + compatible = "syscon", "simple-mfd";
> + reg = <0x2a03f000 0x1000>;
> +
> + reboot-mode {
> + compatible = "syscon-reboot-mode";
> + offset = <0x65c>;
> +
> + mode-normal = <0x77665501>;
> + mode-bootloader = <0x77665500>;
> + mode-recovery = <0x77665502>;
> + };
> + };
> };
> };
> --
> 1.9.1
>