在 5/16/2025 5:45 PM, Konrad Dybcio 写道:
> On 5/16/25 5:27 AM, Lijuan Gao wrote:
>> Add a simple-mfd representing IMEM on QCS615 and define the PIL
>> relocation info region as its child. The PIL region in IMEM is used to
>> communicate load addresses of remoteproc to post mortem debug tools, so
>> that these tools can collect ramdumps.
>>
>> Signed-off-by: Lijuan Gao <quic_lijuang@quicinc.com>
>> ---
>> arch/arm64/boot/dts/qcom/qcs615.dtsi | 14 ++++++++++++++
>> 1 file changed, 14 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
>> index f922349758d11ec7fda1c43736a4bf290916e67f..dd54cfe7b7a6f03c1aa658ce3014d50478df5931 100644
>> --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
>> @@ -3290,6 +3290,20 @@ sram@c3f0000 {
>> reg = <0x0 0x0c3f0000 0x0 0x400>;
>> };
>>
>> + sram@146aa000 {
>
> Please also update this unit address
sure, I will update it in next patch.
>
> with that
>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
>
> Konrad
>
>> + compatible = "qcom,qcs615-imem", "syscon", "simple-mfd";
>> + reg = <0x0 0x14680000 0x0 0x2c000>;
>> + ranges = <0 0 0x14680000 0x2c000>;
>> +
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> +
>> + pil-reloc@2a94c {
>> + compatible = "qcom,pil-reloc-info";
>> + reg = <0x2a94c 0xc8>;
>> + };
>> + };
>> +
>> apps_smmu: iommu@15000000 {
>> compatible = "qcom,qcs615-smmu-500", "qcom,smmu-500", "arm,mmu-500";
>> reg = <0x0 0x15000000 0x0 0x80000>;
>>
--
Thx and BRs
Lijuan Gao