[PATCH 9/9] ARM: Layerscape: LS1046a: add PSCI node
Ahmad Fatoum
a.fatoum at pengutronix.de
Mon Oct 21 00:33:23 PDT 2024
Hello Sascha,
On 21.10.24 09:21, Sascha Hauer wrote:
> Unlike other SoCs the LS1046a upstream dtsi files do not have a PSCI
> node. Add one for barebox and Linux to find the PSCI support.
>
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
I am wondering how powering CPUs on and off worked before?
I see no enable-method = "spin-table" in the kernel DT for the SoC.
Anyhow, barebox should probably fixup enable-method = "psci" into each
CPU in /cpus in the kernel DT.
Cheers,
Ahmad
> ---
> arch/arm/dts/fsl-ls1046a.dtsi | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/dts/fsl-ls1046a.dtsi b/arch/arm/dts/fsl-ls1046a.dtsi
> index a661cb0c89..2dc24ba8c7 100644
> --- a/arch/arm/dts/fsl-ls1046a.dtsi
> +++ b/arch/arm/dts/fsl-ls1046a.dtsi
> @@ -4,4 +4,9 @@ / {
> aliases {
> mmc0 = &esdhc;
> };
> +
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> };
>
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