[PATCH] arm64: dts: ti: k3-j721e-main: Add missing power-domains for smmu

Lokesh Vutla lokeshvutla at ti.com
Sun Jan 5 20:00:47 PST 2020


H Tero,

On 22/11/19 3:33 PM, Lokesh Vutla wrote:
> Add power-domains entry for smmu, so that the it is accessible as long
> as the driver is active. Without this device shutdown is throwing the
> below warning:
> "[   44.736348] arm-smmu-v3 36600000.smmu: failed to clear cr0"
> 
> Reported-by: Suman Anna <s-anna at ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>

Any comments on this patch? If there are no objections, can this be picked?

Thanks and regards,
Lokesh

> ---
>  arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> index 698ef9a1d5b7..96445111e398 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> @@ -43,6 +43,7 @@
>  	smmu0: smmu at 36600000 {
>  		compatible = "arm,smmu-v3";
>  		reg = <0x0 0x36600000 0x0 0x100000>;
> +		power-domains = <&k3_pds 229 TI_SCI_PD_EXCLUSIVE>;
>  		interrupt-parent = <&gic500>;
>  		interrupts = <GIC_SPI 772 IRQ_TYPE_EDGE_RISING>,
>  			     <GIC_SPI 768 IRQ_TYPE_EDGE_RISING>;
> 



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