On Thu, Aug 28, 2025 at 12:48:47PM +0800, Yijie Yang wrote:
> The HAMOA-IOT-EVK is an evaluation platform for IoT products, composed of
> the Hamoa IoT SoM and a carrier board. Together, they form a complete
> embedded system capable of booting to UART.
>
> This change enables the following peripherals on the carrier board:
> - UART
> - On-board regulators
> - USB Type-C mux
> - Pinctrl
> - Embedded USB (EUSB) repeaters
> - NVMe
> - pmic-glink
> - USB DisplayPorts
> - Bluetooth
> - Graphic
> - Audio
>
> Written in collaboration with Quill Qi (Audio) <le.qi@xxxxxxxxxxxxxxxx>,
> Jie Zhang (Graphics) <quic_jiezh@xxxxxxxxxxx>, Shuai Zhang (Bluetooth)
> <quic_shuaz@xxxxxxxxxxx>, and Yongxing Mou (USB DisplayPorts)
> <quic_yongmou@xxxxxxxxxxx>.
>
> Signed-off-by: Yijie Yang <yijie.yang@xxxxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 1247 ++++++++++++++++++++++++++++
> 2 files changed, 1248 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 94a84770b080..5e19535ad63d 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -13,6 +13,7 @@ dtb-$(CONFIG_ARCH_QCOM) += apq8039-t2.dtb
> dtb-$(CONFIG_ARCH_QCOM) += apq8094-sony-xperia-kitakami-karin_windy.dtb
> dtb-$(CONFIG_ARCH_QCOM) += apq8096-db820c.dtb
> dtb-$(CONFIG_ARCH_QCOM) += apq8096-ifc6640.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += hamoa-iot-evk.dtb
> dtb-$(CONFIG_ARCH_QCOM) += ipq5018-rdp432-c2.dtb
> dtb-$(CONFIG_ARCH_QCOM) += ipq5018-tplink-archer-ax55-v1.dtb
> dtb-$(CONFIG_ARCH_QCOM) += ipq5332-rdp441.dtb
> diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> new file mode 100644
> index 000000000000..b1a8380d6639
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
> @@ -0,0 +1,1247 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
> + */
> +
> +/dts-v1/;
> +
> +#include "hamoa-iot-som.dtsi"
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. Hamoa IoT EVK";
> + compatible = "qcom,hamoa-iot-evk", "qcom,hamoa-iot-som", "qcom,x1e80100";
> + chassis-type = "embedded";
> +
> + aliases {
> + serial0 = &uart21;
> + serial1 = &uart14;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + pmic-glink {
> + compatible = "qcom,x1e80100-pmic-glink",
> + "qcom,sm8550-pmic-glink",
> + "qcom,pmic-glink";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + orientation-gpios = <&tlmm 121 GPIO_ACTIVE_HIGH>,
> + <&tlmm 123 GPIO_ACTIVE_HIGH>,
> + <&tlmm 125 GPIO_ACTIVE_HIGH>;
> +
> + 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_ss0_hs_in: endpoint {
> + remote-endpoint = <&usb_1_ss0_dwc3_hs>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + pmic_glink_ss0_ss_in: endpoint {
> + remote-endpoint = <&usb_1_ss0_qmpphy_out>;
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> +
> + pmic_glink_ss0_sbu: endpoint {
> + remote-endpoint = <&usb_1_ss0_sbu_mux>;
> + };
> + };
> + };
> + };
> +
> + connector@1 {
> + compatible = "usb-c-connector";
> + reg = <1>;
> + power-role = "dual";
> + data-role = "dual";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + pmic_glink_ss1_hs_in: endpoint {
> + remote-endpoint = <&usb_1_ss1_dwc3_hs>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + pmic_glink_ss1_ss_in: endpoint {
> + remote-endpoint = <&retimer_ss1_ss_out>;
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> +
> + pmic_glink_ss1_con_sbu_in: endpoint {
> + remote-endpoint = <&retimer_ss1_con_sbu_out>;
> + };
> + };
> + };
> + };
> +
> + connector@2 {
> + compatible = "usb-c-connector";
> + reg = <2>;
> + power-role = "dual";
> + data-role = "dual";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + pmic_glink_ss2_hs_in: endpoint {
> + remote-endpoint = <&usb_1_ss2_dwc3_hs>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + pmic_glink_ss2_ss_in: endpoint {
> + remote-endpoint = <&retimer_ss2_ss_out>;
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> +
> + pmic_glink_ss2_con_sbu_in: endpoint {
> + remote-endpoint = <&retimer_ss2_con_sbu_out>;
> + };
> + };
> + };
> + };
> + };
> +
> + vreg_edp_3p3: regulator-edp-3p3 {
Here is a list of the top-level nodes defined in this DT. Does it look
sorted?
aliases
chosen
pmic-glink
regulator-edp-3p3
sound
regulator-vph-pwr
regulator-nvme
regulator-rtmr0-1p15
regulator-rtmr0-1p8
regulator-rtmr0-3p3
regulator-rtmr1-1p15
regulator-rtmr1-1p8
regulator-rtmr1-3p3
regulator-rtmr2-1p15
regulator-rtmr2-1p8
regulator-rtmr2-3p3
regulator-wcn-3p3
usb-1-ss0-sbu-mux
regulator-wcn-0p95
regulator-wcn-1p9
regulator-wwan
audio-codec
wcn7850-pmu
--
With best wishes
Dmitry
