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