Re: [RFC PATCH 5/6] arm64: dts: qcom: add base AIM500 dtsi

From: Jingyi Wang
Date: Tue Feb 20 2024 - 04:15:17 EST


Hi Krzysztof,

On 2/5/2024 8:35 PM, Krzysztof Kozlowski wrote:
> On 05/02/2024 12:57, Jingyi Wang wrote:
>> Introduce aim500 board dtsi.
>>
>> AIM500 Series is a highly optimized family of modules designed to
>> support AIoT and Generative AI applications based on sm8650p with
>> PMIC and bluetooth functions etc.
>>
>> Co-developed-by: Tingwei Zhang <quic_tingweiz@xxxxxxxxxxx>
>> Signed-off-by: Tingwei Zhang <quic_tingweiz@xxxxxxxxxxx>
>> Signed-off-by: Jingyi Wang <quic_jingyw@xxxxxxxxxxx>
>> ---
>> arch/arm64/boot/dts/qcom/sm8650p-aim500.dtsi | 409 +++++++++++++++++++
>> 1 file changed, 409 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/qcom/sm8650p-aim500.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8650p-aim500.dtsi b/arch/arm64/boot/dts/qcom/sm8650p-aim500.dtsi
>> new file mode 100644
>> index 000000000000..cb857da8653b
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/sm8650p-aim500.dtsi
>> @@ -0,0 +1,409 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>> +#include "sm8650p.dtsi"
>> +#include "pm8550.dtsi"
>> +#include "pm8550b.dtsi"
>> +#define PMK8550VE_SID 8
>> +#include "pm8550ve.dtsi"
>> +#include "pm8550vs.dtsi"
>> +#include "pmk8550.dtsi"
>> +
>> +/ {
>> + aliases {
>> + serial1 = &uart14;
>> + };
>> +
>> + vph_pwr: vph-pwr-regulator { };
>
> What is this? Why is it needed?
>
>
> Best regards,
> Krzysztof
>
vph_pwr is the power supply which differs from board design, it is defined in sm8650p-aim500-aiot.dts,
and it is used in the sm8650p-aim500.dts for regulator supply, so we leave the node here.

Thanks,
Jingyi