Re: [PATCH 3/3] arm64: dts: qcom: Add initial support for rb5gen2 HDK board

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On 2/2/2024 8:23 PM, Dmitry Baryshkov wrote:
On Fri, 2 Feb 2024 at 15:37, Wasim Nazir <quic_wasimn@xxxxxxxxxxx> 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@xxxxxxxxxxx>

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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