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Message-ID: <15d09da8-7bb9-4e64-9808-af72c5a110ec@quicinc.com>
Date: Tue, 27 Feb 2024 15:07:08 +0530
From: Wasim Nazir <quic_wasimn@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
CC: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <kernel@...cinc.com>
Subject: Re: [PATCH 3/3] arm64: dts: qcom: Add initial support for rb5gen2 HDK
board
On 2/2/2024 8:23 PM, Dmitry Baryshkov wrote:
> On Fri, 2 Feb 2024 at 15:37, Wasim Nazir <quic_wasimn@...cinc.com> wrote:
>>
>> RB5gen2 hardware development kit is based on QCS8550-Rb5gen2 SOM
>> for IOT solutions.
>> This initial version describes VPH_PWR, UART & USB3.1.
>>
>> On-board PMICs:
>> - PMR735D
>> - PM8010
>>
>> Signed-off-by: Wasim Nazir <quic_wasimn@...cinc.com>
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index 6fdde64d7540..8840b219d6d5 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -93,6 +93,7 @@ dtb-$(CONFIG_ARCH_QCOM) += qcs404-evb-1000.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qcs404-evb-4000.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qcs6490-rb3gen2.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qcs8550-aim300-aiot.dtb
>> +dtb-$(CONFIG_ARCH_QCOM) += qcs8550-rb5gen2-hdk.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qdu1000-idp.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qrb2210-rb1.dtb
>> dtb-$(CONFIG_ARCH_QCOM) += qrb4210-rb2.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/qcs8550-rb5gen2-hdk.dts b/arch/arm64/boot/dts/qcom/qcs8550-rb5gen2-hdk.dts
>> new file mode 100644
>> index 000000000000..6f4c68402823
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/qcs8550-rb5gen2-hdk.dts
>> @@ -0,0 +1,136 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "qcs8550-rb5gen2.dtsi"
>> +#include "pm8010.dtsi"
>> +#include "pmr735d_a.dtsi"
>> +#include "pmr735d_b.dtsi"
>> +
>> +/ {
>> + model = "Qualcomm Technologies, Inc. QCS8550 RB5Gen2 HDK";
>> + compatible = "qcom,qcs8550-rb5gen2-hdk", "qcom,qcs8550-rb5gen2",
>> + "qcom,qcs8550", "qcom,qcm8550", "qcom,sm8550";
>> +
>> + aliases {
>> + serial0 = &uart7;
>> + };
>> +
>> + chosen {
>> + stdout-path = "serial0:115200n8";
>> + };
>> +
>> + pmic-glink {
>> + compatible = "qcom,sm8550-pmic-glink", "qcom,pmic-glink";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + connector@0 {
>> + compatible = "usb-c-connector";
>> + reg = <0>;
>> + power-role = "dual";
>> + data-role = "dual";
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> +
>> + pmic_glink_hs_in: endpoint {
>> + remote-endpoint = <&usb_1_dwc3_hs>;
>> + };
>
> SS lines unconnected?
> SBU is unconnected?
>
This is the initial patch with basic support and that's why only HS is
added. Other features are planned in incremental patch by respective
team. I will update the commit message in next patch version.
>> + };
>> + };
>> + };
>> + };
>> +
>> + vph_pwr: vph-pwr-regulator {
>> + compatible = "regulator-fixed";
>> + regulator-name = "vph_pwr";
>> + regulator-min-microvolt = <3700000>;
>> + regulator-max-microvolt = <3700000>;
>> +
>> + regulator-always-on;
>> + regulator-boot-on;
>> + };
>> +};
>> +
>> +&apps_rsc {
>> + regulators-0 {
>> + vdd-bob1-supply = <&vph_pwr>;
>> + vdd-bob2-supply = <&vph_pwr>;
>> + };
>> +
>> + regulators-2 {
>> + vdd-s4-supply = <&vph_pwr>;
>> + vdd-s5-supply = <&vph_pwr>;
>> + };
>> +
>> + regulators-3 {
>> + vdd-s1-supply = <&vph_pwr>;
>> + vdd-s3-supply = <&vph_pwr>;
>> + vdd-s4-supply = <&vph_pwr>;
>> + vdd-s5-supply = <&vph_pwr>;
>> + vdd-s6-supply = <&vph_pwr>;
>> + };
>> +
>> + regulators-4 {
>> + vdd-s1-supply = <&vph_pwr>;
>> + vdd-s3-supply = <&vph_pwr>;
>> + vdd-s4-supply = <&vph_pwr>;
>> + vdd-s5-supply = <&vph_pwr>;
>> + vdd-s7-supply = <&vph_pwr>;
>> + };
>> +
>> + regulators-5 {
>> + vdd-s1-supply = <&vph_pwr>;
>> + vdd-s2-supply = <&vph_pwr>;
>> + vdd-s3-supply = <&vph_pwr>;
>> + vdd-s4-supply = <&vph_pwr>;
>> + vdd-s5-supply = <&vph_pwr>;
>> + vdd-s6-supply = <&vph_pwr>;
>> + };
>> +};
>> +
>> +&pm8550b_eusb2_repeater {
>> + vdd18-supply = <&vreg_l15b_1p8>;
>> + vdd3-supply = <&vreg_l5b_3p1>;
>> +};
>> +
>> +&uart7 {
>> + status = "okay";
>> +};
>> +
>> +&usb_1 {
>> + status = "okay";
>> +};
>> +
>> +&usb_1_dwc3 {
>> + dr_mode = "otg";
>> + usb-role-switch;
>> +};
>> +
>> +&usb_1_dwc3_hs {
>> + remote-endpoint = <&pmic_glink_hs_in>;
>> +};
>> +
>> +&usb_1_hsphy {
>> + vdd-supply = <&vreg_l1e_0p88>;
>> + vdda12-supply = <&vreg_l3e_1p2>;
>> +
>> + phys = <&pm8550b_eusb2_repeater>;
>> +
>> + status = "okay";
>> +};
>> +
>> +&usb_dp_qmpphy {
>> + vdda-phy-supply = <&vreg_l3e_1p2>;
>> + vdda-pll-supply = <&vreg_l3f_0p88>;
>> +
>> + status = "okay";
>> +};
>> --
>> 2.43.0
>>
>>
>
>
Thanks & Regards,
Wasim
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