Message-ID: <ca48eace-eb7f-44b6-8bd6-f2249b38ef6a@ixit.cz>
Date: Sun, 5 Oct 2025 15:25:04 +0200
From: David Heidelberg <david@...t.cz>
To: Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Amit Pundir <amit.pundir@...aro.org>,
 Casey Connolly <casey@...nolly.tech>, Joel Selvaraj <foss@...lselvaraj.com>,
 Sumit Semwal <sumit.semwal@...aro.org>, Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH 2/2] arm64: dts: qcom: Add support for Pixel 3 and Pixel 3
 XL

On 05/10/2025 15:16, David Heidelberg via B4 Relay wrote:
> From: David Heidelberg <david@...t.cz>
> 
> This adds initial device tree support for the following phones:
> 
>   - Google Pixel 3 (blueline)
>   - Google Pixel 3 XL (crosshatch)
> 
> Both phone boards use the same identifiers and differ only slightly
> in their connected peripherals.
> 
> Supported functionality includes:
>   - Debug UART
>   - UFS
>   - Charger
>   - USB-C (peripheral mode)
>   - Display (Pixel 3 only)
> 
> GPIOs 0–3 and 81–84 are not accessible from the application CPUs,
> so they are marked as reserved to allow the Pixel 3 to boot.
> 
> The rmtfs region is allocated using UIO, making it technically "dynamic."
> 
> Its address and size can be read from sysfs:
> 
> $ cat /sys/class/uio/uio0/name
> /sys/class/uio/uio0/maps/map0/addr
> 0x00000000f2701000
> 
> $ cat /sys/class/uio/uio0/maps/map0/size
> 0x0000000000200000
> 
> Like the OnePlus 6, the Pixel 3 requires 1 kB of reserved memory on either
> side of the rmtfs region to work around an XPU bug that would otherwise
> cause erroneous violations when accessing the rmtfs_mem region.
> 
> Co-developed-by: Amit Pundir <amit.pundir@...aro.org>
> Signed-off-by: Amit Pundir <amit.pundir@...aro.org>
> Co-developed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Co-developed-by: Casey Connolly <casey@...nolly.tech>
> Signed-off-by: Casey Connolly <casey@...nolly.tech>
> Co-developed-by: Joel Selvaraj <foss@...lselvaraj.com>
> Signed-off-by: Joel Selvaraj <foss@...lselvaraj.com>
> Co-developed-by: Sumit Semwal <sumit.semwal@...aro.org>
> Signed-off-by: Sumit Semwal <sumit.semwal@...aro.org>
> Co-developed-by: Vinod Koul <vkoul@...nel.org>
> Signed-off-by: Vinod Koul <vkoul@...nel.org>
> Signed-off-by: David Heidelberg <david@...t.cz>
> ---
>   arch/arm64/boot/dts/qcom/Makefile                  |   2 +
>   .../arm64/boot/dts/qcom/sdm845-google-blueline.dts | 128 ++++++
>   arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 467 +++++++++++++++++++++
>   .../boot/dts/qcom/sdm845-google-crosshatch.dts     | 137 ++++++
>   4 files changed, 734 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 4bfa926b6a085..ba05dc935dc7c 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -239,6 +239,8 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-db845c.dtb
>   sdm845-db845c-navigation-mezzanine-dtbs	:= sdm845-db845c.dtb sdm845-db845c-navigation-mezzanine.dtbo
>   
>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-db845c-navigation-mezzanine.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-google-crosshatch.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-google-blueline.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-lg-judyln.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-lg-judyp.dtb
>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-mtp.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
> new file mode 100644
> index 0000000000000..df88982018b9e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
> @@ -0,0 +1,128 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +/dts-v1/;
> +
> +#include "sdm845-google-common.dtsi"
> +
> +/ {
> +	model = "Google Pixel 3";
> +	compatible = "google,blueline", "qcom,sdm845";
> +
> +	battery: battery {
> +		compatible = "simple-battery";
> +
> +		charge-full-design-microamp-hours = <2970000>;
> +		voltage-min-design-microvolt = <3600000>;
> +		voltage-max-design-microvolt = <4400000>;
> +	};
> +
> +	chosen {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		/* for u-boot */
> +		framebuffer: framebuffer@...00000 {
> +			compatible = "simple-framebuffer";
> +			reg = <0 0x9d400000 0 (2160 * 1080 * 4)>;
> +			width = <1080>;
> +			height = <2160>;
> +			stride = <(1080 * 4)>;
> +			format = "a8r8g8b8";
> +		};
> +	};
> +
> +	reserved-memory {
> +		framebuffer_region@...00000 {
> +			no-map;
> +			reg = <0 0x9d400000 0 0x02400000>; // FIXME
> +		};
> +	};
> +};
> +
> +&gmu {
> +	status = "okay";
> +};
> +
> +&mdss {
> +	status = "okay";
> +};
> +
> +&mdss_dsi0 {
> +	status = "okay";
> +	vdda-supply = <&vdda_mipi_dsi0_1p2>;
> +
> +	ports {
> +		port@1 {
> +			endpoint {
> +				remote-endpoint = <&panel_in>;
> +				data-lanes = <0 1 2 3>;
> +				qcom,te-source = "mdp_vsync_e";
> +			};
> +		};
> +	};
> +
> +	panel@0 {
> +		compatible = "lg,sw43408";
> +		reg = <0>;
> +
> +		vddi-supply = <&vreg_l14a_1p88>;
> +		vpnl-supply = <&vreg_l28a_3p0>;
> +
> +		reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&panel_reset_pins &panel_te_pin &panel_pmgpio_pins>;
> +
> +		port {
> +			panel_in: endpoint {
> +				remote-endpoint = <&mdss_dsi0_out>;
> +			};
> +		};
> +	};
> +};
> +
> +&mdss_dsi0_out {
> +	remote-endpoint = <&panel_in>;
> +	data-lanes = <0 1 2 3>;
> +};
> +
> +&mdss_dsi0_phy {
> +	vdds-supply = <&vdda_mipi_dsi0_pll>;
> +
> +	status = "okay";
> +};
> +
> +&pm8998_gpios {
> +	panel_pmgpio_pins: panel-pmgpio-active-state {
> +		pins = "gpio2", "gpio5";
> +		function = "normal";
> +		input-enable;
> +		bias-disable;
> +		power-source = <0>;
> +	};
> +};
> +
> +&tlmm {
> +	panel_te_pin: panel-te-state {
> +		pins = "gpio12";
> +		function = "mdp_vsync";
> +		drive-strength = <2>;
> +		bias-pull-down;
> +	};
> +
> +	panel_reset_pins: panel-active-state {
> +		pins = "gpio6";
> +		function = "gpio";
> +		drive-strength = <8>;
> +		bias-disable;
> +	};
> +
> +	panel_suspend: panel-suspend-state {
> +		pins = "gpio6";
> +		function = "gpio";
> +		drive-strength = <2>;
> +		bias-pull-down;
> +	};
> +
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
> new file mode 100644
> index 0000000000000..5015e54aed20c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
> @@ -0,0 +1,467 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/arm/qcom,ids.h>
> +#include <dt-bindings/dma/qcom-gpi.h>
> +#include <dt-bindings/input/linux-event-codes.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> +
> +#include "sdm845.dtsi"
> +#include "pm8998.dtsi"
> +#include "pmi8998.dtsi"
> +
> +/delete-node/ &mpss_region;
> +/delete-node/ &venus_mem;
> +/delete-node/ &cdsp_mem;
> +/delete-node/ &mba_region;
> +/delete-node/ &slpi_mem;
> +/delete-node/ &spss_mem;
> +/delete-node/ &rmtfs_mem;
> +
> +/ {
> +	chassis-type = "handset";
> +	qcom,board-id = <0x00021505 0>;
> +	qcom,msm-id = <QCOM_ID_SDM845 0x20001>;
> +
> +	aliases {
> +		serial0 = &uart9;
> +		serial1 = &uart6;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	reserved-memory {
> +		mpss_region: memory@...00000 {
> +			reg = <0 0x8e000000 0 0x9800000>;
> +			no-map;
> +		};
> +
> +		venus_mem: venus@...00000 {
> +			reg = <0 0x97800000 0 0x500000>;
> +			no-map;
> +		};
> +
> +		cdsp_mem: cdsp-mem@...00000 {
> +			reg = <0 0x97D00000 0 0x800000>;
> +			no-map;
> +		};
> +
> +		mba_region: mba@...00000 {
> +			reg = <0 0x98500000 0 0x200000>;
> +			no-map;
> +		};
> +
> +		slpi_mem: slpi@...00000 {
> +			reg = <0 0x98700000 0 0x1400000>;
> +			no-map;
> +		};
> +
> +		spss_mem: spss@...00000 {
> +			reg = <0 0x99B00000 0 0x100000>;
> +			no-map;
> +		};
> +
> +		/* rmtfs lower guard */
> +		memory@...00000 {
> +			reg = <0 0xf2700000 0 0x1000>;
> +			no-map;
> +		};
> +
> +		rmtfs_mem: memory@...01000 {
> +			compatible = "qcom,rmtfs-mem";
> +			reg = <0 0xf2701000 0 0x200000>;
> +			no-map;
> +
> +			qcom,client-id = <1>;
> +			qcom,vmid = <15>;
> +		};
> +
> +		/* rmtfs upper guard */
> +		memory@...01000 {
> +			reg = <0 0xf2901000 0 0x1000>;
> +			no-map;
> +		};
> +	};
> +
> +	volume-keys {
> +		compatible = "gpio-keys";
> +		label = "Volume keys";
> +		autorepeat;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&volume_up_gpio>;
> +
> +		key-vol-up {
> +			label = "Volume Up";
> +			linux,code = <KEY_VOLUMEUP>;
> +			gpios = <&pm8998_gpios 6 GPIO_ACTIVE_LOW>;
> +			debounce-interval = <15>;
> +		};
> +	};
> +
> +	vph_pwr: vph-pwr-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vph_pwr";
> +		regulator-min-microvolt = <3700000>;
> +		regulator-max-microvolt = <3700000>;
> +	};
> +
> +	vreg_s4a_1p8: vreg-s4a-1p8-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vreg_s4a_1p8";
> +
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +
> +		vin-supply = <&vph_pwr>;
> +	};
> +};
> +
> +&apps_rsc {
> +	regulators-0 {
> +		compatible = "qcom,pm8998-rpmh-regulators";
> +		qcom,pmic-id = "a";
> +
> +		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>;
> +		vdd-s7-supply = <&vph_pwr>;
> +		vdd-s8-supply = <&vph_pwr>;
> +		vdd-s9-supply = <&vph_pwr>;
> +		vdd-s10-supply = <&vph_pwr>;
> +		vdd-s11-supply = <&vph_pwr>;
> +		vdd-s12-supply = <&vph_pwr>;
> +		vdd-s13-supply = <&vph_pwr>;
> +		vdd-l1-l27-supply = <&vreg_s7a_1p025>;
> +		vdd-l2-l8-l17-supply = <&vreg_s3a_1p35>;
> +		vdd-l3-l11-supply = <&vreg_s7a_1p025>;
> +		vdd-l4-l5-supply = <&vreg_s7a_1p025>;
> +		vdd-l6-supply = <&vph_pwr>;
> +		vdd-l7-l12-l14-l15-supply = <&vreg_s5a_2p04>;
> +		vdd-l9-supply = <&vreg_bob>;
> +		vdd-l10-l23-l25-supply = <&vreg_bob>;
> +		vdd-l13-l19-l21-supply = <&vreg_bob>;
> +		vdd-l16-l28-supply = <&vreg_bob>;
> +		vdd-l18-l22-supply = <&vreg_bob>;
> +		vdd-l20-l24-supply = <&vreg_bob>;
> +		vdd-l26-supply = <&vreg_s3a_1p35>;
> +		vin-lvs-1-2-supply = <&vreg_s4a_1p8>;
> +
> +		vreg_s3a_1p35: smps3 {
> +			regulator-min-microvolt = <1352000>;
> +			regulator-max-microvolt = <1352000>;
> +		};
> +
> +		vreg_s5a_2p04: smps5 {
> +			regulator-min-microvolt = <1904000>;
> +			regulator-max-microvolt = <2040000>;
> +		};
> +
> +		vreg_s7a_1p025: smps7 {
> +			regulator-min-microvolt = <900000>;
> +			regulator-max-microvolt = <1028000>;
> +		};
> +
> +		vdda_mipi_dsi0_pll:
> +		vreg_l1a_0p875: ldo1 {
> +			regulator-min-microvolt = <880000>;
> +			regulator-max-microvolt = <880000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-boot-on;
> +		};
> +
> +		vreg_l5a_0p8: ldo5 {
> +			regulator-min-microvolt = <800000>;
> +			regulator-max-microvolt = <800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l12a_1p8: ldo12 {
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l7a_1p8: ldo7 {
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l13a_2p95: ldo13 {
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <2960000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l14a_1p88: ldo14 {
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <1800000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-boot-on;
> +			/*
> +			 * We can't properly bring the panel back if it gets turned off
> +			 * so keep it's regulators always on for now.
> +			 */
> +			regulator-always-on;
> +		};
> +
> +		vreg_l17a_1p3: ldo17 {
> +			regulator-min-microvolt = <1304000>;
> +			regulator-max-microvolt = <1304000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l19a_3p3: ldo19 {
> +			regulator-min-microvolt = <3300000>;
> +			regulator-max-microvolt = <3312000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			/*
> +			 * The touchscreen needs this to be 3.3v, which is apparently
> +			 * quite close to the hardware limit for this LDO (3.312v)
> +			 * It must be kept in high power mode to prevent TS brownouts
> +			 */
> +			regulator-allowed-modes = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l20a_2p95: ldo20 {
> +			regulator-min-microvolt = <2960000>;
> +			regulator-max-microvolt = <2968000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l21a_2p95: ldo21 {
> +			regulator-min-microvolt = <2960000>;
> +			regulator-max-microvolt = <2968000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l24a_3p075: ldo24 {
> +			regulator-min-microvolt = <3088000>;
> +			regulator-max-microvolt = <3088000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vreg_l25a_3p3: ldo25 {
> +			regulator-min-microvolt = <3300000>;
> +			regulator-max-microvolt = <3312000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +		};
> +
> +		vdda_mipi_dsi0_1p2:
> +		vreg_l26a_1p2: ldo26 {
> +			regulator-min-microvolt = <1200000>;
> +			regulator-max-microvolt = <1200000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> +			regulator-boot-on;
> +		};
> +
> +		vreg_l28a_3p0: ldo28 {
> +			regulator-min-microvolt = <2856000>;
> +			regulator-max-microvolt = <3008000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_LPM>;
> +			regulator-boot-on;
> +			/*
> +			 * We can't properly bring the panel back if it gets turned off
> +			 * so keep it's regulators always on for now.
> +			 */
> +			regulator-always-on;
> +		};
> +	};
> +
> +	regulators-1 {
> +		compatible = "qcom,pmi8998-rpmh-regulators";
> +		qcom,pmic-id = "b";
> +
> +		vdd-bob-supply = <&vph_pwr>;
> +
> +		vreg_bob: bob {
> +			regulator-min-microvolt = <3312000>;
> +			regulator-max-microvolt = <3600000>;
> +			regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
> +			regulator-allow-bypass;
> +		};
> +	};
> +
> +	regulators-2 {
> +		compatible = "qcom,pm8005-rpmh-regulators";
> +		qcom,pmic-id = "c";
> +
> +		vdd-s1-supply = <&vph_pwr>;
> +		vdd-s2-supply = <&vph_pwr>;
> +		vdd-s3-supply = <&vph_pwr>;
> +		vdd-s4-supply = <&vph_pwr>;
> +
> +		vreg_s3c_0p6: smps3 {
> +			regulator-min-microvolt = <600000>;
> +			regulator-max-microvolt = <600000>;
> +		};
> +	};
> +};
> +
> +&gcc {
> +	protected-clocks = <GCC_QSPI_CORE_CLK>,
> +			   <GCC_QSPI_CORE_CLK_SRC>,
> +			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>;
> +};
> +
> +&gpi_dma0 {
> +	status = "okay";
> +};
> +
> +&pm8998_gpios {
> +	volume_up_gpio: vol-up-active-state {
> +		pins = "gpio6";
> +		function = "normal";
> +		input-enable;
> +		bias-pull-up;
> +		qcom,drive-strength = <0>;
> +	};
> +};
> +
> +&pm8998_resin {
> +	linux,code = <KEY_VOLUMEDOWN>;
> +
> +	status = "okay";
> +};
> +
> +&pmi8998_charger {
> +	monitored-battery = <&battery>;
> +
> +	status = "okay";
> +};
> +
> +&qupv3_id_0 {
> +	status = "okay";
> +};
> +
> +&qupv3_id_1 {
> +	status = "okay";
> +};
> +
> +&qup_uart9_rx {
> +	drive-strength = <2>;
> +	bias-pull-up;
> +};
> +
> +&qup_uart9_tx {
> +	drive-strength = <2>;
> +	bias-disable;
> +};
> +
> +&tlmm {
> +	gpio-reserved-ranges = <0 4>, <81 4>;
> +
> +	touchscreen_reset: ts-reset-state {
> +		pins = "gpio99";
> +		function = "gpio";
> +		drive-strength = <8>;
> +		bias-pull-up;
> +	};
> +
> +	touchscreen_pins: ts-pins-gpio-state {
> +		pins = "gpio125";
> +		function = "gpio";
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
> +
> +	touchscreen_i2c_pins: qup-i2c2-gpio-state {
> +		pins = "gpio27", "gpio28";
> +		function = "gpio";
> +
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
> +};
> +
> +&uart6 {
> +	pinctrl-0 = <&qup_uart6_4pin>;
> +
> +	status = "okay";
> +};
> +
> +&uart9 {
> +	label = "LS-UART1";
> +
> +	status = "okay";
> +};
> +
> +&usb_1 {
> +	status = "okay";
> +};
> +
> +&usb_1_dwc3 {
> +	dr_mode = "peripheral";
> +};
> +
> +&usb_1_hsphy {
> +	vdd-supply = <&vreg_l1a_0p875>;
> +	vdda-pll-supply = <&vreg_l12a_1p8>;
> +	vdda-phy-dpdm-supply = <&vreg_l24a_3p075>;
> +
> +	qcom,imp-res-offset-value = <8>;
> +	qcom,hstx-trim-value = <QUSB2_V2_HSTX_TRIM_21_6_MA>;
> +	qcom,preemphasis-level = <QUSB2_V2_PREEMPHASIS_5_PERCENT>;
> +	qcom,preemphasis-width = <QUSB2_V2_PREEMPHASIS_WIDTH_HALF_BIT>;
> +
> +	status = "okay";
> +};
> +
> +&usb_1_qmpphy {
> +	vdda-phy-supply = <&vreg_l26a_1p2>;
> +	vdda-pll-supply = <&vreg_l1a_0p875>;
> +
> +	status = "okay";
> +};
> +
> +&usb_2 {
> +	status = "okay";
> +};
> +
> +&usb_2_dwc3 {
> +	dr_mode = "host";
> +};
> +
> +&usb_2_hsphy {
> +	vdd-supply = <&vreg_l1a_0p875>;
> +	vdda-pll-supply = <&vreg_l12a_1p8>;
> +	vdda-phy-dpdm-supply = <&vreg_l24a_3p075>;
> +
> +	qcom,imp-res-offset-value = <8>;
> +	qcom,hstx-trim-value = <QUSB2_V2_HSTX_TRIM_22_8_MA>;
> +
> +	status = "okay";
> +};
> +
> +&usb_2_qmpphy {
> +	vdda-phy-supply = <&vreg_l26a_1p2>;
> +	vdda-pll-supply = <&vreg_l1a_0p875>;
> +
> +	status = "okay";
> +};
> +
> +&ufs_mem_hc {
> +	reset-gpios = <&tlmm 150 GPIO_ACTIVE_LOW>;
> +
> +	vcc-supply = <&vreg_l20a_2p95>;
> +	vcc-max-microamp = <800000>;
> +
> +	status = "okay";
> +};
> +
> +&ufs_mem_phy {
> +	vdda-phy-supply = <&vreg_l1a_0p875>;
> +	vdda-pll-supply = <&vreg_l26a_1p2>;
> +
> +	status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-crosshatch.dts b/arch/arm64/boot/dts/qcom/sdm845-google-crosshatch.dts
> new file mode 100644
> index 0000000000000..dc9938ffc0ab8
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm845-google-crosshatch.dts
> @@ -0,0 +1,137 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +/dts-v1/;
> +
> +#include "sdm845-google-common.dtsi"
> +
> +/ {
> +	model = "Google Pixel 3 XL";
> +	compatible = "google,crosshatch", "qcom,sdm845";
> +
> +	battery: battery {
> +		compatible = "simple-battery";
> +
> +		charge-full-design-microamp-hours = <3480000>;
> +		voltage-min-design-microvolt = <3600000>;
> +		voltage-max-design-microvolt = <4400000>;
> +	};
> +
> +	chosen {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		/* for u-boot */
> +		framebuffer: framebuffer@...00000 {
> +			compatible = "simple-framebuffer";
> +			reg = <0 0x9d400000 0 (2960 * 1440 * 4)>;
> +			width = <1440>;
> +			height = <2960>;
> +			stride = <(1440 * 4)>;
> +			format = "a8r8g8b8";
> +		};
> +	};
> +
> +	reserved-memory {
> +		framebuffer_region@...00000 {
> +			no-map;
> +			reg = <0 0x9d400000 0 0x02400000>;
> +		};
> +	};
> +};
> +
> +&gmu {
> +	status = "okay";
> +};
> +
> +&mdss {
> +	status = "okay";
> +};
> +
> +&mdss_dsi0 {
> +	vdda-supply = <&vdda_mipi_dsi0_1p2>;
> +
> +	status = "okay";
> +
> +	ports {
> +		port@1 {
> +			endpoint {
> +				remote-endpoint = <&panel_in>;
> +				data-lanes = <0 1 2 3>;
> +				qcom,te-source = "mdp_vsync_e";
> +			};
> +		};
> +	};
> +
> +	panel@0 {
> +		compatible = "samsung,s6e3ha8";
> +		reg = <0>;
> +
> +		vci-supply = <&vreg_l28a_3p0>; // downstream
> +		vdd3-supply = <&vreg_l28a_3p0>;
> +		vddr-supply = <&vreg_l14a_1p88>;
> +
> +		reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&panel_reset_pins &panel_te_pin &se8_spiflash &panel_pmgpio_pins>;
> +
> +		port {
> +			panel_in: endpoint {
> +				remote-endpoint = <&mdss_dsi0_out>;
> +			};
> +		};
> +	};

Please, ignore the panel and display related nodes. I accidentally 
sneaked the WIP parts somehow into the upstream commit. Only framebuffer 
works on the Pixel 3 XL. In next version these nodes will be gone for 
the initial inclusion.

David

> +};
> +
> +&mdss_dsi0_out {
> +	data-lanes = <0 1 2 3>;
> +	remote-endpoint = <&panel_in>;
> +};
> +
> +&mdss_dsi0_phy {
> +	vdds-supply = <&vdda_mipi_dsi0_pll>;
> +
> +	status = "okay";
> +};
> +
> +&pm8998_gpios {
> +	panel_pmgpio_pins: panel-pmgpio-active-state {
> +		pins = "gpio2", "gpio5";
> +		function = "normal";
> +		input-enable;
> +		bias-disable;
> +		power-source = <0>;
> +	};
> +};
> +
> +&tlmm {
> +	se8_spiflash: se8-spiflash-state {
> +		pins = "gpio65", "gpio66", "gpio67", "gpio68";
> +		function = "gpio";
> +		input-enable;
> +		bias-disable;
> +	};
> +
> +	panel_te_pin: panel-te-state {
> +		pins = "gpio12";
> +		function = "mdp_vsync";
> +		drive-strength = <2>;
> +		bias-pull-down;
> +	};
> +
> +	panel_reset_pins: panel-active-state {
> +		pins = "gpio6";
> +		function = "gpio";
> +		drive-strength = <8>;
> +		bias-disable;
> +	};
> +
> +	panel_suspend: panel-suspend-state {
> +		pins = "gpio6";
> +		function = "gpio";
> +		drive-strength = <2>;
> +		bias-pull-down;
> +	};
> +
> +};
> 

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