Hi!
> This patch reserves some memory in the DTS and sets up a
> pstore device tree node to enable pstore support.
>
> Signed-off-by: Andrey Skvortsov <andrej.skvortzov@xxxxxxxxx>
>
> Gbp-Pq: Topic pinephone
> Gbp-Pq: Name 0161-arm64-dts-pinephone-Add-pstore-support-for-PinePhone.patch
> ---
> .../boot/dts/allwinner/sun50i-a64-pinephone.dtsi | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> index 87847116ab6d..84f9410b0b70 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> @@ -19,6 +19,22 @@ aliases {
> serial0 = &uart0;
> };
>
> + reserved-memory {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + pstore_mem: ramoops@61000000 {
> + compatible = "ramoops";
> + reg = <0x61000000 0x100000>;
> + record-size = <0x20000>;
> + console-size = <0x20000>;
> + ftrace-size = <0x20000>;
> + pmsg-size = <0x20000>;
> + ecc-size = <16>;
> + };
> + };
dts is supposed to be for hardware description, but this is really policy decision.
Should we have something like "any dram is suitable for pstore"....?
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
