Re: [PATCH] keystone: dts: add psci command definition
From: Mark Rutland
Date: Wed Jul 01 2015 - 08:41:30 EST
On Wed, Jul 01, 2015 at 01:13:04PM +0100, Vitaly Andrianov wrote:
> This commit adds definition for cpu_on, cpu_off and cpu_suspend commands.
> These definitions must match the corresponding PSCI definitions in
> boot monitor.
>
> Signed-off-by: Vitaly Andrianov <vitalya@xxxxxx>
> ---
> arch/arm/boot/dts/keystone.dtsi | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi
> index c06542b..ab60fca 100644
> --- a/arch/arm/boot/dts/keystone.dtsi
> +++ b/arch/arm/boot/dts/keystone.dtsi
> @@ -58,6 +58,14 @@
> <GIC_SPI 23 IRQ_TYPE_EDGE_RISING>;
> };
>
> + psci {
> + compatible = "arm,psci";
> + method = "smc";
> + cpu_suspend = <0x84000001>;
> + cpu_off = <0x84000002>;
> + cpu_on = <0x84000003>;
> + };
It would be nice to have this injected automatically by the bootlaoder
when PSCI is present, as that way users of existing systems can upgrade
their DTB and still have things boot.
Thanks,
Mark.
> +
> soc {
> #address-cells = <1>;
> #size-cells = <1>;
> --
> 1.9.1
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/