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

From: Jingyi Wang
Date: Tue Feb 20 2024 - 04:18:20 EST


Hi Dmitry,

On 2/5/2024 10:23 PM, Dmitry Baryshkov wrote:
> On Mon, 5 Feb 2024 at 14:00, Jingyi Wang <quic_jingyw@xxxxxxxxxxx> wrote:
>>
>> Introduce aim500 board dtsi.
>
> So, is it a board or a module?
>
aim500 is a module, will fix the descrption.

>>
>> 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 { };
>
> Is this regulator a part of the module or a part of the carrier board?
> If the latter is true, this must go to the carrier board DT file.
>

the vph_pwr regulator is defined in the aim500-aiot carrier board and used
in aim500 module.

>> +};
>> +
>> +&apps_rsc {
>> + regulators-0 {
>> + compatible = "qcom,pm8550-rpmh-regulators";
>> +
>> + vdd-bob1-supply = <&vph_pwr>;
>> + vdd-bob2-supply = <&vph_pwr>;
>> + vdd-l2-l13-l14-supply = <&vreg_bob1>;
>> + vdd-l3-supply = <&vreg_s1c_1p2>;
>> + vdd-l5-l16-supply = <&vreg_bob1>;
>> + vdd-l6-l7-supply = <&vreg_bob1>;
>> + vdd-l8-l9-supply = <&vreg_bob1>;
>> + vdd-l11-supply = <&vreg_s1c_1p2>;
>> + vdd-l12-supply = <&vreg_s6c_1p8>;
>> + vdd-l15-supply = <&vreg_s6c_1p8>;
>> + vdd-l17-supply = <&vreg_bob2>;
>> +
>> + qcom,pmic-id = "b";
>
> [skipped]
>
>> +
>> +&qupv3_id_1 {
>> + status = "okay";
>> +};
>
> No GPI node being enabled?
>
will drop this node for there is no client under that.
>> +
>> +&tlmm {
>> + bt_default: bt-default-state {
>> + bt-en-pins {
>> + pins = "gpio17";
>> + function = "gpio";
>> + drive-strength = <16>;
>> + bias-disable;
>> + };
>> +
>> + sw-ctrl-pins {
>> + pins = "gpio18";
>> + function = "gpio";
>> + bias-pull-down;
>> + };
>> + };
>> +};
>> +
>> +&uart14 {
>> + status = "okay";
>> +
>> + bluetooth {
>> + compatible = "qcom,wcn7850-bt";
>> +
>> + clocks = <&rpmhcc RPMH_RF_CLK1>;
>> +
>> + vddio-supply = <&vreg_l3c_1p2>;
>> + vddaon-supply = <&vreg_l15b_1p8>;
>> + vdddig-supply = <&vreg_s3c_0p9>;
>> + vddrfa0p8-supply = <&vreg_s3c_0p9>;
>> + vddrfa1p2-supply = <&vreg_s1c_1p2>;
>> + vddrfa1p9-supply = <&vreg_s6c_1p8>;
>> +
>> + max-speed = <3200000>;
>> +
>> + enable-gpios = <&tlmm 17 GPIO_ACTIVE_HIGH>;
>> + swctrl-gpios = <&tlmm 18 GPIO_ACTIVE_HIGH>;
>> +
>> + pinctrl-0 = <&bt_default>;
>> + pinctrl-names = "default";
>> + };
>> +};
>> --
>> 2.25.1
>>
>>
>
>
Thanks,
Jingyi