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

Tero Kristo t-kristo at ti.com
Fri Jan 17 04:58:20 PST 2020


On 06/01/2020 06:00, Lokesh Vutla wrote:
> 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?

Sorry for delay, I've been engulfed with various other pieces of work 
and handling upstream has been quite slow.

Anyways, for this patch, queued up for 5.6, thanks!

-Tero

> 
> 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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