Re: [PATCH 18/19] arm64: dts: qcom: add initial support for QCS8300 DTSI

From: Jingyi Wang
Date: Thu Sep 05 2024 - 00:57:20 EST




On 9/4/2024 5:41 PM, Krzysztof Kozlowski wrote:
> On 04/09/2024 10:33, Jingyi Wang wrote:
>> Add initial DTSI for QCS8300 SoC.
>>
>> This revision brings support for:
>> - CPUs with cpu idle
>> - interrupt-controller with PDC wakeup support
>> - gcc
>> - TLMM
>> - interconnect
>> - qup with uart
>> - smmu
>> - pmic
>> - ufs
>> - ipcc
>> - sram
>> - remoteprocs including ADSP,CDSP and GPDSP
>>
>> [Zhenhua: added the smmu node]
>> Co-developed-by: Zhenhua Huang <quic_zhenhuah@xxxxxxxxxxx>
>> Signed-off-by: Zhenhua Huang <quic_zhenhuah@xxxxxxxxxxx>
>> [Xin: added ufs/adsp/gpdsp nodes]
>> Co-developed-by: Xin Liu <quic_liuxin@xxxxxxxxxxx>
>> Signed-off-by: Xin Liu <quic_liuxin@xxxxxxxxxxx>
>> [Kyle: added the aoss_qmp node]
>> Co-developed-by: Kyle Deng <quic_chunkaid@xxxxxxxxxxx>
>> Signed-off-by: Kyle Deng <quic_chunkaid@xxxxxxxxxxx>
>> [Tingguo: added the pmic nodes]
>> Co-developed-by: Tingguo Cheng <quic_tingguoc@xxxxxxxxxxx>
>> Signed-off-by: Tingguo Cheng <quic_tingguoc@xxxxxxxxxxx>
>> [Raviteja: added interconnect nodes]
>> Co-developed-by: Raviteja Laggyshetty <quic_rlaggysh@xxxxxxxxxxx>
>> Signed-off-by: Raviteja Laggyshetty <quic_rlaggysh@xxxxxxxxxxx>
>> Signed-off-by: Jingyi Wang <quic_jingyw@xxxxxxxxxxx>
>> ---
>> arch/arm64/boot/dts/qcom/qcs8300.dtsi | 1282 +++++++++++++++++++++++++++++++++
>> 1 file changed, 1282 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qcs8300.dtsi b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
>> new file mode 100644
>> index 000000000000..244fa8bf97d9
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
>> @@ -0,0 +1,1282 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include <dt-bindings/clock/qcom,qcs8300-gcc.h>
>> +#include <dt-bindings/clock/qcom,rpmh.h>
>> +#include <dt-bindings/interconnect/qcom,icc.h>
>> +#include <dt-bindings/interconnect/qcom,qcs8300-rpmh.h>
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/mailbox/qcom-ipcc.h>
>> +#include <dt-bindings/power/qcom,rpmhpd.h>
>> +#include <dt-bindings/power/qcom-rpmpd.h>
>> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
>> +
>> +/ {
>> + interrupt-parent = <&intc>;
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> +
>> + clocks {
>> + sleep_clk: sleep-clk {
>> + compatible = "fixed-clock";
>> + #clock-cells = <0>;
>> + clock-frequency = <32000>;
>
> Are you sure that sleep clock is physically part of the SoC?
>
Have checked that and will move it to board.dts
>> + };
>> + };
>> +
>> + cpus {
>> + #address-cells = <2>;
>> + #size-cells = <0>;
>> +
>
> ...
>
>> +
>> + soc: soc@0 {
>> + compatible = "simple-bus";
>> +
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> + ranges = <0 0 0 0 0x10 0>;
>
> ranges follow compatible, so it is the second property.
>
>
Well noted, thanks for review.
>
> Best regards,
> Krzysztof
>
Thanks,
Jingyi