From: Bjorn Andersson <andersson@kernel.org>
To: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
Cc: Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Abel Vesa <abelvesa@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>,
Dmitry Baryshkov <lumag@kernel.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Abel Vesa <abel.vesa@oss.qualcomm.com>,
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Subject: Re: [PATCH v4 2/3] arm64: dts: qcom: Add Lenovo ThinkPad T14s Gen 7
Date: Wed, 30 Sep 2026 21:30:07 -0500 [thread overview]
Message-ID: <ar3FdCEat0ispX1F@zenbook> (raw)
In-Reply-To: <20260929221821.505551-3-srinivas.kandagatla@oss.qualcomm.com>
On Tue, Sep 29, 2026 at 11:18:20PM +0100, Srinivas Kandagatla wrote:
> Introduce a device tree for the Mahua-based Lenovo ThinkPad T14s Gen 7,
> a Snapdragon X2 Elite laptop. It follows the Qualcomm Glymur reference
> design used by mahua-crd.
>
I already merged v3, so please check the delta and submit any
incremental fixes.
> Currently working:
> - Display (internal eDP panel)
> - Audio playback and capture (2x WSA8845 speakers on swr0, DMICs via
> the VA macro)
> - DisplayPort audio on the two USB-C DP outputs (DP0/DP1)
> - USB-C (host + charging on both ports)
> - Wi-Fi (WCN7850 on PCIe4), Bluetooth (over uart14)
> - NVMe on PCIe5
> - HID-over-I2C touchpad, keyboard and TrackPoint on i2c0
> - Lid switch
> - Internal USB2 camera on usb_hs (via PTN3222 redriver)
> - Goodix fingerprint reader on usb_2
> - WWAN wiring is included but remains untested due to lack of access
> to such a SKU.
>
> Assisted-by: Claude:claude-opus-4-7
Now in the future this should be:
Assisted-by: LLM
Regards,
Bjorn
> Reviewed-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> .../mahua-lenovo-thinkpad-t14s-gen7-lcd.dts | 1277 +++++++++++++++++
> 2 files changed, 1278 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/mahua-lenovo-thinkpad-t14s-gen7-lcd.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 7ee7b98994c2..a9e372e0285a 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -62,6 +62,7 @@ dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-el2.dtb
> lemans-evk-ifp-mezzanine-dtbs := lemans-evk.dtb lemans-evk-ifp-mezzanine.dtbo
> dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-ifp-mezzanine.dtb
> dtb-$(CONFIG_ARCH_QCOM) += mahua-crd.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += mahua-lenovo-thinkpad-t14s-gen7-lcd.dtb
> dtb-$(CONFIG_ARCH_QCOM) += milos-fairphone-fp6.dtb
> dtb-$(CONFIG_ARCH_QCOM) += milos-nothing-asteroids.dtb
> dtb-$(CONFIG_ARCH_QCOM) += monaco-arduino-monza.dtb
> diff --git a/arch/arm64/boot/dts/qcom/mahua-lenovo-thinkpad-t14s-gen7-lcd.dts b/arch/arm64/boot/dts/qcom/mahua-lenovo-thinkpad-t14s-gen7-lcd.dts
> new file mode 100644
> index 000000000000..b3c6559df964
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/mahua-lenovo-thinkpad-t14s-gen7-lcd.dts
> @@ -0,0 +1,1277 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
> + */
> +/dts-v1/;
> +
> +#include "mahua.dtsi"
> +
> +#include "pmcx0102.dtsi"
> +#include "pmh0101.dtsi"
> +#include "pmh0104-glymur.dtsi"
> +#include "pmh0110-glymur.dtsi"
> +#include "pmk8850.dtsi"
> +#include "smb2370.dtsi"
> +
> +#include <dt-bindings/input/gpio-keys.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
> +
> +/* PMICs tied to Glymur's cluster2 are absent on Mahua. */
> +/delete-node/ &pmcx0102_d_e0;
> +/delete-node/ &pmcx0102_d0_thermal;
> +/delete-node/ &pmh0104_i_e0;
> +/delete-node/ &pmh0104_i0_thermal;
> +/delete-node/ &pmh0104_j_e0;
> +/delete-node/ &pmh0104_j0_thermal;
> +
> +/ {
> + model = "Lenovo ThinkPad T14s Gen 7 (LCD)";
> + compatible = "lenovo,thinkpad-t14s-gen7-lcd", "lenovo,thinkpad-t14s-gen7",
> + "qcom,mahua";
> +
> + aliases {
> + i2c0 = &i2c0;
> + i2c5 = &i2c5;
> +
> + serial0 = &uart21;
> + serial1 = &uart14;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + clocks {
> + xo_board: xo-board {
> + compatible = "fixed-clock";
> + clock-frequency = <38400000>;
> + #clock-cells = <0>;
> + };
> +
> + sleep_clk: sleep-clk {
> + compatible = "fixed-clock";
> + clock-frequency = <32000>;
> + #clock-cells = <0>;
> + };
> + };
> +
> + backlight: backlight {
> + compatible = "gpio-backlight";
> + gpios = <&tlmm 18 GPIO_ACTIVE_HIGH>;
> +
> + pinctrl-0 = <&edp_bl_en>;
> + pinctrl-names = "default";
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + pinctrl-0 = <&hall_int_n_default>;
> + pinctrl-names = "default";
> +
> + switch-lid {
> + label = "lid";
> + gpios = <&tlmm 92 GPIO_ACTIVE_LOW>;
> + linux,input-type = <EV_SW>;
> + linux,code = <SW_LID>;
> + wakeup-source;
> + wakeup-event-action = <EV_ACT_DEASSERTED>;
> + };
> + };
> +
> + pmic-glink {
> + compatible = "qcom,glymur-pmic-glink",
> + "qcom,pmic-glink";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + /* Left-side USB-C port */
> + 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_0_dwc3_hs>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + pmic_glink_ss_in: endpoint {
> + remote-endpoint = <&usb_0_qmpphy_out>;
> + };
> + };
> + };
> + };
> +
> + /* Right-side USB-C port */
> + 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_hs_in1: endpoint {
> + remote-endpoint = <&usb_1_dwc3_hs>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + pmic_glink_ss_in1: endpoint {
> + remote-endpoint = <&usb_1_qmpphy_out>;
> + };
> + };
> + };
> + };
> + };
> +
> + vreg_edp_3p3: regulator-edp-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_EDP_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 70 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&edp_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_edp_bl: regulator-edp-bl {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_EDP_BL";
> + regulator-min-microvolt = <3600000>;
> + regulator-max-microvolt = <3600000>;
> +
> + gpio = <&tlmm 19 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&edp_bl_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + vreg_misc_3p3: regulator-misc-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_MISC_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&pmh0110_f_e0_gpios 6 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&misc_3p3_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + vreg_nvme: regulator-nvme {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_NVME_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&pmh0101_gpios 14 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&nvme_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_wcn_0p95: regulator-wcn-0p95 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_WCN_0P95";
> + regulator-min-microvolt = <950000>;
> + regulator-max-microvolt = <950000>;
> +
> + vin-supply = <&vreg_wcn_3p3>;
> + };
> +
> + vreg_wcn_3p3: regulator-wcn-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_WCN_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 94 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&wcn_sw_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_wwan: regulator-wwan {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_WWAN_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 246 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&wwan_reg_en>;
> + pinctrl-names = "default";
> + };
> +
> + reserved-memory {
> + linux,cma {
> + compatible = "shared-dma-pool";
> + size = <0x0 0x10000000>;
> + reusable;
> + linux,cma-default;
> + };
> + };
> +
> + sound {
> + compatible = "qcom,glymur-sndcard";
> + model = "Lenovo-ThinkPad-T14s-Gen-7";
> + audio-routing = "SpkrLeft IN", "WSA WSA_SPK1 OUT",
> + "SpkrRight IN", "WSA WSA_SPK2 OUT",
> + "VA DMIC0", "vdd-micb",
> + "VA DMIC1", "vdd-micb";
> +
> + wsa-dai-link {
> + link-name = "WSA Playback";
> +
> + cpu {
> + sound-dai = <&q6apmbedai WSA_CODEC_DMA_RX_0>;
> + };
> +
> + codec {
> + sound-dai = <&left_spkr>, <&right_spkr>,
> + <&swr0 0>, <&lpass_wsamacro 0>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> +
> + va-dai-link {
> + link-name = "VA Capture";
> +
> + cpu {
> + sound-dai = <&q6apmbedai VA_CODEC_DMA_TX_0>;
> + };
> +
> + codec {
> + sound-dai = <&lpass_vamacro 0>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> +
> + displayport-0-dai-link {
> + link-name = "DisplayPort0 Playback";
> +
> + cpu {
> + sound-dai = <&q6apmbedai DISPLAY_PORT_RX_0>;
> + };
> +
> + codec {
> + sound-dai = <&mdss_dp0>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> +
> + displayport-1-dai-link {
> + link-name = "DisplayPort1 Playback";
> +
> + cpu {
> + sound-dai = <&q6apmbedai DISPLAY_PORT_RX_1>;
> + };
> +
> + codec {
> + sound-dai = <&mdss_dp1>;
> + };
> +
> + platform {
> + sound-dai = <&q6apm>;
> + };
> + };
> +
> + };
> +
> + wcn7850-pmu {
> + compatible = "qcom,wcn7850-pmu";
> +
> + vdd-supply = <&vreg_wcn_0p95>;
> + vddio-supply = <&vreg_l15b_e0_1p8>;
> + vddaon-supply = <&vreg_l15b_e0_1p8>;
> + vdddig-supply = <&vreg_l15b_e0_1p8>;
> + vddrfa1p2-supply = <&vreg_l15b_e0_1p8>;
> + vddrfa1p8-supply = <&vreg_l15b_e0_1p8>;
> +
> + wlan-enable-gpios = <&tlmm 117 GPIO_ACTIVE_HIGH>;
> + bt-enable-gpios = <&tlmm 116 GPIO_ACTIVE_HIGH>;
> +
> + pinctrl-0 = <&wcn_wlan_bt_en>;
> + pinctrl-names = "default";
> +
> + regulators {
> + vreg_pmu_rfa_cmn: ldo0 {
> + regulator-name = "vreg_pmu_rfa_cmn";
> + };
> +
> + vreg_pmu_aon_0p59: ldo1 {
> + regulator-name = "vreg_pmu_aon_0p59";
> + };
> +
> + vreg_pmu_wlcx_0p8: ldo2 {
> + regulator-name = "vreg_pmu_wlcx_0p8";
> + };
> +
> + vreg_pmu_wlmx_0p85: ldo3 {
> + regulator-name = "vreg_pmu_wlmx_0p85";
> + };
> +
> + vreg_pmu_btcmx_0p85: ldo4 {
> + regulator-name = "vreg_pmu_btcmx_0p85";
> + };
> +
> + vreg_pmu_rfa_0p8: ldo5 {
> + regulator-name = "vreg_pmu_rfa_0p8";
> + };
> +
> + vreg_pmu_rfa_1p2: ldo6 {
> + regulator-name = "vreg_pmu_rfa_1p2";
> + };
> +
> + vreg_pmu_rfa_1p8: ldo7 {
> + regulator-name = "vreg_pmu_rfa_1p8";
> + };
> +
> + vreg_pmu_pcie_0p9: ldo8 {
> + regulator-name = "vreg_pmu_pcie_0p9";
> + };
> +
> + vreg_pmu_pcie_1p8: ldo9 {
> + regulator-name = "vreg_pmu_pcie_1p8";
> + };
> + };
> + };
> +};
> +
> +&apps_rsc {
> + regulators-0 {
> + compatible = "qcom,pmh0101-rpmh-regulators";
> + qcom,pmic-id = "B_E0";
> +
> + vreg_bob1_e0: bob1 {
> + regulator-name = "vreg_bob1_e0";
> + regulator-min-microvolt = <2200000>;
> + regulator-max-microvolt = <4224000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
> + };
> +
> + vreg_bob2_e0: bob2 {
> + regulator-name = "vreg_bob2_e0";
> + regulator-min-microvolt = <2540000>;
> + regulator-max-microvolt = <3600000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
> + };
> +
> + vreg_l1b_e0_1p8: ldo1 {
> + regulator-name = "vreg_l1b_e0_1p8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2b_e0_2p9: ldo2 {
> + regulator-name = "vreg_l2b_e0_2p9";
> + regulator-min-microvolt = <2904000>;
> + regulator-max-microvolt = <2904000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l7b_e0_2p79: ldo7 {
> + regulator-name = "vreg_l7b_e0_2p79";
> + regulator-min-microvolt = <2790000>;
> + regulator-max-microvolt = <2792000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l8b_e0_3p3: ldo8 {
> + regulator-name = "vreg_l8b_e0_3p3";
> + regulator-min-microvolt = <1504000>;
> + regulator-max-microvolt = <3304000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l9b_e0_2p9: ldo9 {
> + regulator-name = "vreg_l9b_e0_2p9";
> + regulator-min-microvolt = <2704000>;
> + regulator-max-microvolt = <2960000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l10b_e0_1p8: ldo10 {
> + regulator-name = "vreg_l10b_e0_1p8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l11b_e0_1p2: ldo11 {
> + regulator-name = "vreg_l11b_e0_1p2";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l12b_e0_1p2: ldo12 {
> + regulator-name = "vreg_l12b_e0_1p2";
> + regulator-min-microvolt = <1144000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l15b_e0_1p8: ldo15 {
> + regulator-name = "vreg_l15b_e0_1p8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-always-on;
> + };
> +
> + vreg_l17b_e0_2p4: ldo17 {
> + regulator-name = "vreg_l17b_e0_2p4";
> + regulator-min-microvolt = <2400000>;
> + regulator-max-microvolt = <2700000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l18b_e0_1p2: ldo18 {
> + regulator-name = "vreg_l18b_e0_1p2";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-always-on;
> + };
> + };
> +
> + regulators-1 {
> + compatible = "qcom,pmcx0102-rpmh-regulators";
> + qcom,pmic-id = "C_E1";
> +
> + vreg_l1c_e1_0p82: ldo1 {
> + regulator-name = "vreg_l1c_e1_0p82";
> + regulator-min-microvolt = <832000>;
> + regulator-max-microvolt = <832000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2c_e1_1p14: ldo2 {
> + regulator-name = "vreg_l2c_e1_1p14";
> + regulator-min-microvolt = <1144000>;
> + regulator-max-microvolt = <1144000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l3c_e1_0p89: ldo3 {
> + regulator-name = "vreg_l3c_e1_0p89";
> + regulator-min-microvolt = <890000>;
> + regulator-max-microvolt = <980000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4c_e1_0p72: ldo4 {
> + regulator-name = "vreg_l4c_e1_0p72";
> + regulator-min-microvolt = <720000>;
> + regulator-max-microvolt = <720000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +
> + regulators-2 {
> + compatible = "qcom,pmh0110-rpmh-regulators";
> + qcom,pmic-id = "F_E0";
> +
> + vreg_s7f_e0_1p32: smps7 {
> + regulator-name = "vreg_s7f_e0_1p32";
> + regulator-min-microvolt = <1320000>;
> + regulator-max-microvolt = <1352000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s8f_e0_0p95: smps8 {
> + regulator-name = "vreg_s8f_e0_0p95";
> + regulator-min-microvolt = <952000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s9f_e0_1p9: smps9 {
> + regulator-name = "vreg_s9f_e0_1p9";
> + regulator-min-microvolt = <1900000>;
> + regulator-max-microvolt = <2000000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2f_e0_0p94: ldo2 {
> + regulator-name = "vreg_l2f_e0_0p94";
> + regulator-min-microvolt = <936000>;
> + regulator-max-microvolt = <936000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l3f_e0_0p91: ldo3 {
> + regulator-name = "vreg_l3f_e0_0p91";
> + regulator-min-microvolt = <912000>;
> + regulator-max-microvolt = <912000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4f_e0_0p3: ldo4 {
> + regulator-name = "vreg_l4f_e0_0p3";
> + regulator-min-microvolt = <1080000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +
> + regulators-3 {
> + compatible = "qcom,pmh0110-rpmh-regulators";
> + qcom,pmic-id = "F_E1";
> +
> + vreg_s7f_e1_0p3: smps7 {
> + regulator-name = "vreg_s7f_e1_0p3";
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l1f_e1_0p88: ldo1 {
> + regulator-name = "vreg_l1f_e1_0p88";
> + regulator-min-microvolt = <880000>;
> + regulator-max-microvolt = <880000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2f_e1_0p9: ldo2 {
> + regulator-name = "vreg_l2f_e1_0p9";
> + regulator-min-microvolt = <904000>;
> + regulator-max-microvolt = <904000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4f_e1_1p2: ldo4 {
> + regulator-name = "vreg_l4f_e1_1p2";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +
> + regulators-4 {
> + compatible = "qcom,pmh0110-rpmh-regulators";
> + qcom,pmic-id = "H_E0";
> +
> + vreg_l1h_e0_0p94: ldo1 {
> + regulator-name = "vreg_l1h_e0_0p94";
> + regulator-min-microvolt = <936000>;
> + regulator-max-microvolt = <936000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2h_e0_0p72: ldo2 {
> + regulator-name = "vreg_l2h_e0_0p72";
> + regulator-min-microvolt = <832000>;
> + regulator-max-microvolt = <832000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l3h_e0_0p32: ldo3 {
> + regulator-name = "vreg_l3h_e0_0p32";
> + regulator-min-microvolt = <320000>;
> + regulator-max-microvolt = <2000000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4h_e0_1p2: ldo4 {
> + regulator-name = "vreg_l4h_e0_1p2";
> + regulator-min-microvolt = <1080000>;
> + regulator-max-microvolt = <1320000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +};
> +
> +/* GPU/GMU not fully functional yet on this platform. */
> +&gmu {
> + status = "disabled";
> +};
> +
> +&gpu {
> + status = "disabled";
> +};
> +
> +&i2c0 {
> + clock-frequency = <400000>;
> +
> + status = "okay";
> +
> + touchpad@2c {
> + compatible = "hid-over-i2c";
> + reg = <0x2c>;
> +
> + hid-descr-addr = <0x20>;
> + interrupts-extended = <&tlmm 3 IRQ_TYPE_LEVEL_LOW>;
> +
> + vdd-supply = <&vreg_misc_3p3>;
> + vddl-supply = <&vreg_l15b_e0_1p8>;
> +
> + pinctrl-0 = <&tpad_default>;
> + pinctrl-names = "default";
> +
> + wakeup-source;
> + };
> +
> + keyboard@3a {
> + compatible = "hid-over-i2c";
> + reg = <0x3a>;
> +
> + hid-descr-addr = <0x1>;
> + interrupts-extended = <&tlmm 67 IRQ_TYPE_LEVEL_LOW>;
> +
> + vdd-supply = <&vreg_misc_3p3>;
> + vddl-supply = <&vreg_l15b_e0_1p8>;
> +
> + pinctrl-0 = <&kybd_default>;
> + pinctrl-names = "default";
> +
> + wakeup-source;
> + };
> +};
> +
> +&i2c5 {
> + clock-frequency = <400000>;
> +
> + status = "okay";
> +
> + ptn3222_0: redriver@43 {
> + compatible = "nxp,ptn3222";
> + reg = <0x43>;
> +
> + reset-gpios = <&tlmm 8 GPIO_ACTIVE_LOW>;
> +
> + vdd3v3-supply = <&vreg_l8b_e0_3p3>;
> + vdd1v8-supply = <&vreg_l15b_e0_1p8>;
> +
> + #phy-cells = <0>;
> + };
> +
> + ptn3222_1: redriver@4b {
> + compatible = "nxp,ptn3222";
> + reg = <0x4b>;
> +
> + reset-gpios = <&tlmm 184 GPIO_ACTIVE_LOW>;
> +
> + vdd3v3-supply = <&vreg_l8b_e0_3p3>;
> + vdd1v8-supply = <&vreg_l15b_e0_1p8>;
> +
> + #phy-cells = <0>;
> + };
> +
> + ptn3222_cam: redriver@47 {
> + compatible = "nxp,ptn3222";
> + reg = <0x47>;
> +
> + reset-gpios = <&tlmm 9 GPIO_ACTIVE_LOW>;
> +
> + vdd3v3-supply = <&vreg_l8b_e0_3p3>;
> + vdd1v8-supply = <&vreg_l15b_e0_1p8>;
> +
> + #phy-cells = <0>;
> + };
> +
> + ptn3222_fpr: redriver@4f {
> + compatible = "nxp,ptn3222";
> + reg = <0x4f>;
> +
> + reset-gpios = <&tlmm 40 GPIO_ACTIVE_LOW>;
> +
> + vdd3v3-supply = <&vreg_l8b_e0_3p3>;
> + vdd1v8-supply = <&vreg_l15b_e0_1p8>;
> +
> + #phy-cells = <0>;
> + };
> +};
> +
> +&lpass_vamacro {
> + pinctrl-0 = <&dmic01_default>;
> + pinctrl-names = "default";
> + qcom,dmic-sample-rate = <4800000>;
> + vdd-micb-supply = <&vreg_l1b_e0_1p8>;
> +};
> +
> +&mdss {
> + status = "okay";
> +};
> +
> +&mdss_dp0 {
> + status = "okay";
> +};
> +
> +&mdss_dp0_out {
> + link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
> +};
> +
> +&mdss_dp1 {
> + status = "okay";
> +};
> +
> +&mdss_dp1_out {
> + link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
> +};
> +
> +&mdss_dp3 {
> + /delete-property/ #sound-dai-cells;
> +
> + pinctrl-0 = <&edp0_hpd_default>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> +
> + aux-bus {
> + panel {
> + compatible = "edp-panel";
> + power-supply = <&vreg_edp_3p3>;
> + backlight = <&backlight>;
> +
> + port {
> + edp_panel_in: endpoint {
> + remote-endpoint = <&mdss_dp3_out>;
> + };
> + };
> + };
> + };
> +};
> +
> +&mdss_dp3_out {
> + data-lanes = <0 1 2 3>;
> + link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
> +
> + remote-endpoint = <&edp_panel_in>;
> +};
> +
> +&mdss_dp3_phy {
> + vdda-phy-supply = <&vreg_l2f_e1_0p9>;
> + vdda-pll-supply = <&vreg_l4f_e1_1p2>;
> +
> + status = "okay";
> +};
> +
> +/* PCIe4: on-board WLAN (WCN7850) */
> +&pcie4 {
> + pinctrl-0 = <&pcie4_default>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> +};
> +
> +&pcie4_phy {
> + vdda-phy-supply = <&vreg_l1c_e1_0p82>;
> + vdda-pll-supply = <&vreg_l4f_e1_1p2>;
> +
> + status = "okay";
> +};
> +
> +&pcie4_port0 {
> + reset-gpios = <&tlmm 146 GPIO_ACTIVE_LOW>;
> + wake-gpios = <&tlmm 148 GPIO_ACTIVE_LOW>;
> +
> + wifi@0 {
> + compatible = "pci17cb,1107";
> + reg = <0x10000 0x0 0x0 0x0 0x0>;
> +
> + vddaon-supply = <&vreg_pmu_aon_0p59>;
> + vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
> + vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
> + vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
> + vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
> + vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
> + vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>;
> + vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>;
> + vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>;
> + };
> +};
> +
> +/* PCIe5: primary M.2 2280 NVMe */
> +&pcie5 {
> + vddpe-3v3-supply = <&vreg_nvme>;
> +
> + pinctrl-0 = <&pcie5_default>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> +};
> +
> +&pcie5_phy {
> + vdda-phy-supply = <&vreg_l2f_e0_0p94>;
> + vdda-pll-supply = <&vreg_l4h_e0_1p2>;
> +
> + status = "okay";
> +};
> +
> +&pcie5_port0 {
> + reset-gpios = <&tlmm 152 GPIO_ACTIVE_LOW>;
> + wake-gpios = <&tlmm 154 GPIO_ACTIVE_LOW>;
> +};
> +
> +/* PCIe6: optional WWAN M.2 3042 */
> +&pcie6 {
> + vddpe-3v3-supply = <&vreg_wwan>;
> +
> + pinctrl-0 = <&pcie6_default>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> +};
> +
> +&pcie6_phy {
> + vdda-phy-supply = <&vreg_l1c_e1_0p82>;
> + vdda-pll-supply = <&vreg_l4f_e1_1p2>;
> +
> + status = "okay";
> +};
> +
> +&pcie6_port0 {
> + reset-gpios = <&tlmm 149 GPIO_ACTIVE_LOW>;
> + wake-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;
> +};
> +
> +&pmh0101_gpios {
> + nvme_reg_en: nvme-reg-en-state {
> + pins = "gpio14";
> + function = "normal";
> + bias-disable;
> + };
> +};
> +
> +&pmh0110_f_e0_gpios {
> + misc_3p3_reg_en: misc-3p3-reg-en-state {
> + pins = "gpio6";
> + function = "normal";
> + bias-disable;
> + input-disable;
> + output-enable;
> + drive-push-pull;
> + power-source = <1>; /* 1.8 V */
> + qcom,drive-strength = <PMIC_GPIO_STRENGTH_LOW>;
> + };
> +};
> +
> +&pmk8850_rtc {
> + qcom,no-alarm;
> +};
> +
> +&remoteproc_adsp {
> + firmware-name = "qcom/glymur/LENOVO/22A8/qcadsp8480.mbn",
> + "qcom/glymur/LENOVO/22A8/adsp_dtbs.elf";
> +
> + status = "okay";
> +};
> +
> +&remoteproc_cdsp {
> + firmware-name = "qcom/glymur/LENOVO/22A8/qccdsp8480.mbn",
> + "qcom/glymur/LENOVO/22A8/cdsp_dtbs.elf";
> +
> + status = "okay";
> +};
> +
> +&swr0 {
> + status = "okay";
> +
> + /* WSA8845, Left */
> + left_spkr: speaker@0,0 {
> + compatible = "sdw20217020400";
> + reg = <0 0>;
> + reset-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>;
> + #sound-dai-cells = <0>;
> + sound-name-prefix = "SpkrLeft";
> + vdd-1p8-supply = <&vreg_l15b_e0_1p8>;
> + vdd-io-supply = <&vreg_l18b_e0_1p2>;
> + qcom,port-mapping = <1 2 3 7 12 14>;
> + };
> +
> + /* WSA8845, Right */
> + right_spkr: speaker@0,1 {
> + compatible = "sdw20217020400";
> + reg = <0 1>;
> + reset-gpios = <&lpass_tlmm 12 GPIO_ACTIVE_LOW>;
> + #sound-dai-cells = <0>;
> + sound-name-prefix = "SpkrRight";
> + vdd-1p8-supply = <&vreg_l15b_e0_1p8>;
> + vdd-io-supply = <&vreg_l18b_e0_1p2>;
> + qcom,port-mapping = <4 5 6 7 13 15>;
> + };
> +};
> +
> +&smb2370_j_e2_eusb2_repeater {
> + vdd18-supply = <&vreg_l15b_e0_1p8>;
> + vdd3-supply = <&vreg_l7b_e0_2p79>;
> +};
> +
> +&smb2370_k_e2_eusb2_repeater {
> + vdd18-supply = <&vreg_l15b_e0_1p8>;
> + vdd3-supply = <&vreg_l7b_e0_2p79>;
> +};
> +
> +&tcsr {
> + vdda-qrefrpt0-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrpt1-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrpt2-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrpt3-0p9-supply = <&vreg_l2h_e0_0p72>;
> + vdda-qrefrpt4-0p9-supply = <&vreg_l2h_e0_0p72>;
> + vdda-qrefrpt5-0p9-supply = <&vreg_l2h_e0_0p72>;
> + vdda-qrefrx0-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrx1-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrx2-0p9-supply = <&vreg_l2f_e1_0p9>;
> + vdda-qrefrx3-0p9-supply = <&vreg_l2h_e0_0p72>;
> + vdda-qrefrx4-0p9-supply = <&vreg_l2h_e0_0p72>;
> + vdda-qrefrx5-0p9-supply = <&vreg_l3f_e0_0p91>;
> + vdda-qreftx0-0p9-supply = <&vreg_l3f_e0_0p91>;
> + vdda-qreftx0-1p2-supply = <&vreg_l4h_e0_1p2>;
> + vdda-qreftx1-0p9-supply = <&vreg_l1f_e1_0p88>;
> + vdda-refgen3-0p9-supply = <&vreg_l2f_e0_0p94>;
> + vdda-refgen3-1p2-supply = <&vreg_l4h_e0_1p2>;
> + vdda-refgen4-0p9-supply = <&vreg_l1f_e1_0p88>;
> + vdda-refgen4-1p2-supply = <&vreg_l4f_e1_1p2>;
> +};
> +
> +&tlmm {
> + gpio-reserved-ranges = <4 4>, /* EC TZ Secure I3C */
> + <10 2>, /* OOB UART */
> + <27 1>, /* TZ trigger */
> + <44 4>, /* TPM */
> + <139 1>; /* TZ trigger */
> +
> + edp_bl_en: edp-bl-en-state {
> + pins = "gpio18";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + edp_bl_reg_en: edp-bl-reg-en-state {
> + pins = "gpio19";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + edp_reg_en: edp-reg-en-state {
> + pins = "gpio70";
> + function = "gpio";
> + drive-strength = <16>;
> + bias-disable;
> + };
> +
> + edp0_hpd_default: edp0-hpd-default-state {
> + pins = "gpio119";
> + function = "edp0_hot";
> + bias-disable;
> + };
> +
> + hall_int_n_default: hall-int-n-state {
> + pins = "gpio92";
> + function = "gpio";
> + bias-disable;
> + };
> +
> + kybd_default: kybd-default-state {
> + pins = "gpio67";
> + function = "gpio";
> + bias-disable;
> + };
> +
> + pcie4_default: pcie4-default-state {
> + clkreq-n-pins {
> + pins = "gpio147";
> + function = "pcie4_clk_req_n";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +
> + perst-n-pins {
> + pins = "gpio146";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + wake-n-pins {
> + pins = "gpio148";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> + };
> +
> + pcie5_default: pcie5-default-state {
> + clkreq-n-pins {
> + pins = "gpio153";
> + function = "pcie5_clk_req_n";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +
> + perst-n-pins {
> + pins = "gpio152";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + wake-n-pins {
> + pins = "gpio154";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> + };
> +
> + pcie6_default: pcie6-default-state {
> + clkreq-n-pins {
> + pins = "gpio150";
> + function = "pcie6_clk_req_n";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +
> + perst-n-pins {
> + pins = "gpio149";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + wake-n-pins {
> + pins = "gpio151";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> + };
> +
> + tpad_default: tpad-default-state {
> + pins = "gpio3";
> + function = "gpio";
> + bias-disable;
> + };
> +
> + wcn_wlan_bt_en: wcn-wlan-bt-en-state {
> + pins = "gpio116", "gpio117";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + wcn_sw_en: wcn-sw-en-state {
> + pins = "gpio94";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + wwan_reg_en: wwan-reg-en-state {
> + pins = "gpio246";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +};
> +
> +&uart14 {
> + status = "okay";
> +
> + bluetooth {
> + compatible = "qcom,wcn7850-bt";
> + max-speed = <3200000>;
> +
> + vddaon-supply = <&vreg_pmu_aon_0p59>;
> + vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
> + vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
> + vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
> + vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
> + vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
> + vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>;
> + };
> +};
> +
> +&usb_0 {
> + status = "okay";
> +};
> +
> +&usb_0_dwc3_hs {
> + remote-endpoint = <&pmic_glink_hs_in>;
> +};
> +
> +&usb_0_hsphy {
> + vdd-supply = <&vreg_l3f_e0_0p91>;
> + vdda12-supply = <&vreg_l4h_e0_1p2>;
> +
> + phys = <&smb2370_j_e2_eusb2_repeater>;
> +
> + status = "okay";
> +};
> +
> +&usb_0_qmpphy {
> + vdda-phy-supply = <&vreg_l3f_e0_0p91>;
> + vdda-pll-supply = <&vreg_l4h_e0_1p2>;
> + refgen-supply = <&vreg_l2f_e0_0p94>;
> +
> + status = "okay";
> +};
> +
> +&usb_0_qmpphy_out {
> + remote-endpoint = <&pmic_glink_ss_in>;
> +};
> +
> +&usb_1 {
> + status = "okay";
> +};
> +
> +&usb_1_dwc3_hs {
> + remote-endpoint = <&pmic_glink_hs_in1>;
> +};
> +
> +&usb_1_hsphy {
> + vdd-supply = <&vreg_l3f_e0_0p91>;
> + vdda12-supply = <&vreg_l4h_e0_1p2>;
> +
> + phys = <&smb2370_k_e2_eusb2_repeater>;
> +
> + status = "okay";
> +};
> +
> +&usb_1_qmpphy {
> + vdda-phy-supply = <&vreg_l1h_e0_0p94>;
> + vdda-pll-supply = <&vreg_l4h_e0_1p2>;
> + refgen-supply = <&vreg_l2f_e0_0p94>;
> +
> + status = "okay";
> +};
> +
> +&usb_1_qmpphy_out {
> + remote-endpoint = <&pmic_glink_ss_in1>;
> +};
> +
> +&usb_mp {
> + status = "okay";
> +};
> +
> +&usb_mp_hsphy0 {
> + vdd-supply = <&vreg_l2h_e0_0p72>;
> + vdda12-supply = <&vreg_l4h_e0_1p2>;
> +
> + phys = <&ptn3222_0>;
> +
> + status = "okay";
> +};
> +
> +&usb_mp_hsphy1 {
> + vdd-supply = <&vreg_l2h_e0_0p72>;
> + vdda12-supply = <&vreg_l4h_e0_1p2>;
> +
> + phys = <&ptn3222_1>;
> +
> + status = "okay";
> +};
> +
> +&usb_mp_qmpphy0 {
> + vdda-phy-supply = <&vreg_l2h_e0_0p72>;
> + vdda-pll-supply = <&vreg_l4h_e0_1p2>;
> + refgen-supply = <&vreg_l4f_e1_1p2>;
> +
> + status = "okay";
> +};
> +
> +&usb_mp_qmpphy1 {
> + vdda-phy-supply = <&vreg_l2h_e0_0p72>;
> + vdda-pll-supply = <&vreg_l4h_e0_1p2>;
> + refgen-supply = <&vreg_l4f_e1_1p2>;
> +
> + status = "okay";
> +};
> +
> +&usb_hs {
> + dr_mode = "host";
> +
> + status = "okay";
> +};
> +
> +&usb_hs_phy {
> + vdd-supply = <&vreg_l2h_e0_0p72>;
> + vdda12-supply = <&vreg_l4h_e0_1p2>;
> +
> + phys = <&ptn3222_cam>;
> +
> + status = "okay";
> +};
> +
> +&usb_2 {
> + dr_mode = "host";
> + maximum-speed = "high-speed";
> +
> + /delete-property/ usb-role-switch;
> + phys = <&usb_2_hsphy>;
> + phy-names = "usb2-phy";
> +
> + status = "okay";
> +};
> +
> +&usb_2_hsphy {
> + vdd-supply = <&vreg_l4c_e1_0p72>;
> + vdda12-supply = <&vreg_l4f_e1_1p2>;
> +
> + phys = <&ptn3222_fpr>;
> +
> + status = "okay";
> +};
> --
> 2.53.0
>
next prev parent reply other threads:[~2026-10-01 2:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-29 22:18 [PATCH v4 0/3] arm64: dts: qcom: Lenovo ThinkPad T14s Gen 7 (Mahua) support Srinivas Kandagatla
2026-09-29 22:18 ` [PATCH v4 1/3] dt-bindings: arm: qcom: add Lenovo ThinkPad T14s Gen 7 (Mahua) Srinivas Kandagatla
2026-09-29 22:18 ` [PATCH v4 2/3] arm64: dts: qcom: Add Lenovo ThinkPad T14s Gen 7 Srinivas Kandagatla
2026-10-01 2:30 ` Bjorn Andersson [this message]
2026-10-02 19:31 ` Srinivas Kandagatla
2026-09-29 22:18 ` [PATCH v4 3/3] firmware: qcom: scm: Allow QSEECOM on " Srinivas Kandagatla
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