arm64: dts: qcom: add initial device tree for Samsung Galaxy S22

diff --git a/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts b/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts
new file mode 100644
index 000000000000..e9e21c25444a
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sm8450-samsung-r0q.dts
@@ -0,0 +1,364 @@ 
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2025, Eric Gonçalves <ghatto404@gmail.com>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
+
+#include "sm8450.dtsi"
+#include "pm8350.dtsi"
+#include "pm8350b.dtsi"
+#include "pm8350c.dtsi"
+#include "pm8450.dtsi"
+#include "pmk8350.dtsi"
+#include "pmr735a.dtsi"
+
+/delete-node/ &xbl_ramdump_mem;
+/delete-node/ &xbl_sc_mem;
+/delete-node/ &adsp_mem;
+/delete-node/ &rmtfs_mem;
+/delete-node/ &mte_mem;
+/delete-node/ &trusted_apps_mem;
+/delete-node/ &trusted_apps_ext_mem;
+
+/ {
+	chassis-type = "handset";
+	model = "Samsung Galaxy S22 (SM-S901E)";
+	compatible = "samsung,r0q", "qcom,sm8450";
+
+	chosen {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		bootargs = "clk_ignore_unused pd_ignore_unused";
+		linux,initrd-start = <0x00 0xb6915000>;
+		linux,initrd-end = <0x00 0xb7fff22c>;
+		stdout-path = "serial0:115200n8";
+
+		framebuffer: framebuffer@b8000000 {
+			compatible = "simple-framebuffer";
+			reg = <0x0 0xb8000000 0x0 0x2b00000>;
+			width = <1080>;
+			height = <2340>;
+			stride = <(1080 * 4)>;
+			format = "a8r8g8b8";
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		autorepeat;
+
+		pinctrl-0 = <&vol_up_n>;
+		pinctrl-names = "default";
+
+		key-vol-up {
+			label = "Volume Up";
+			linux,code = <KEY_VOLUMEUP>;
+			gpios = <&pm8350_gpios 6 GPIO_ACTIVE_LOW>;
+			debounce-interval = <15>;
+		};
+	};
+
+	memory {
+		ddr_device_type = <0x08>;
+		device_type = "memory";
+		reg = <0x00 0x80000000 0x00 0x6a000000 0x00 0xf1c00000 0x00 0xe400000 0x08 0x00 0x00 0x3ab00000 0x08 0x40000000 0x01 0x40000000 0x08 0x3b100000 0x00 0x1e00000>;
+	};
+
+	reserved-memory {
+		xbl_ramdump_mem: memory@a6b80000 {
+			reg = <0x0 0xa7d00000 0x0 0x300000>;
+			no-map;
+		};
+
+		xbl_sc_mem: memory@a6e00000 {
+			reg = <0x0 0xa6e00000 0x0 0x40000>;
+			no-map;
+		};
+
+		adsp_mem: memory@9fd00000 {
+			reg = <0x0 0x84500000 0x0 0x3b00000>;
+			no-map;
+		};
+
+		rmtfs_mem: memory@fe200000 {
+			compatible = "qcom,rmtfs-mem";
+			reg = <0x0 0xfe200000 0x0 0x280000>;
+			reg-names = "rmtfs";
+			qcom,client-id = <1>;
+			no-map;
+
+			qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>;
+		};
+
+		splash_region@b8000000 {
+			reg = <0x0 0xb8000000 0x0 0x2b00000>;
+			no-map;
+		};
+	};
+
+	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;
+	};
+};
+
+&tlmm {
+	gpio-reserved-ranges = <36 4>, <50 1>, <93 1>;
+
+	dsi_default: dsi-default-state {
+		pins = "gpio6";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-disable;
+	};
+
+	dsi_suspend: dsi-suspend-state {
+		pins = "gpio6";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+};
+
+&apps_rsc {
+	regulators-0 {
+		compatible = "qcom,pm8350-rpmh-regulators";
+		qcom,pmic-id = "b";
+
+		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-l1-l4-supply = <&vreg_s11b_0p95>;
+		vdd-l2-l7-supply = <&vreg_bob>;
+		vdd-l3-l5-supply = <&vreg_bob>;
+		vdd-l6-l9-l10-supply = <&vreg_s12b_1p25>;
+		vdd-l8-supply = <&vreg_s2h_0p95>;
+
+		vreg_s11b_0p95: smps11 {
+			regulator-name = "vreg_s11b_0p95";
+			regulator-min-microvolt = <848000>;
+			regulator-max-microvolt = <1104000>;
+		};
+
+		vreg_s12b_1p25: smps12 {
+			regulator-name = "vreg_s12b_1p25";
+			regulator-min-microvolt = <1224000>;
+			regulator-max-microvolt = <1400000>;
+		};
+
+		vreg_l1b_0p91: ldo1 {
+			regulator-name = "vreg_l1b_0p91";
+			regulator-min-microvolt = <912000>;
+			regulator-max-microvolt = <920000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
+		vreg_l2b_3p07: ldo2 {
+			regulator-name = "vreg_l2b_3p07";
+			regulator-min-microvolt = <3072000>;
+			regulator-max-microvolt = <3072000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
+		vreg_l5b_0p88: ldo5 {
+			regulator-name = "vreg_l5b_0p88";
+			regulator-min-microvolt = <880000>;
+			regulator-max-microvolt = <888000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
+		vreg_l6b_1p2: ldo6 {
+			regulator-name = "vreg_l6b_1p2";
+			regulator-min-microvolt = <1200000>;
+			regulator-max-microvolt = <1200000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
+		vreg_l7b_2p5: ldo7 {
+			regulator-name = "vreg_l7b_2p5";
+			regulator-min-microvolt = <2504000>;
+			regulator-max-microvolt = <2504000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+
+		vreg_l9b_1p2: ldo9 {
+			regulator-name = "vreg_l9b_1p2";
+			regulator-min-microvolt = <1200000>;
+			regulator-max-microvolt = <1200000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+	};
+
+	regulators-1 {
+		compatible = "qcom,pm8350c-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>;
+		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-l1-l12-supply = <&vreg_bob>;
+		vdd-l2-l8-supply = <&vreg_bob>;
+		vdd-l3-l4-l5-l7-l13-supply = <&vreg_bob>;
+		vdd-l6-l9-l11-supply = <&vreg_bob>;
+
+		vdd-bob-supply = <&vph_pwr>;
+
+		vreg_s1c_1p86: smps1 {
+			regulator-name = "vreg_s1c_1p86";
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <2024000>;
+		};
+
+		vreg_bob: bob {
+			regulator-name = "vreg_bob";
+			regulator-min-microvolt = <3008000>;
+			regulator-max-microvolt = <3960000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
+		};
+
+		vreg_l1c_1p8: ldo1 {
+			regulator-name = "vreg_l1c_1p8";
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1800000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+		};
+	};
+
+	regulators-2 {
+		compatible = "qcom,pm8450-rpmh-regulators";
+		qcom,pmic-id = "h";
+
+		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-l2-supply = <&vreg_bob>;
+		vdd-l3-supply = <&vreg_bob>;
+		vdd-l4-supply = <&vreg_bob>;
+
+		vreg_s2h_0p95: smps2 {
+			regulator-name = "vreg_s2h_0p95";
+			regulator-min-microvolt = <848000>;
+			regulator-max-microvolt = <1104000>;
+		};
+	};
+
+	regulators-3 {
+		compatible = "qcom,pmr735a-rpmh-regulators";
+		qcom,pmic-id = "e";
+
+		vdd-s1-supply = <&vph_pwr>;
+		vdd-s2-supply = <&vph_pwr>;
+		vdd-s3-supply = <&vph_pwr>;
+
+		vdd-l1-l2-supply = <&vreg_s2e_0p85>;
+		vdd-l3-supply = <&vreg_s1e_1p25>;
+		vdd-l4-supply = <&vreg_s1c_1p86>;
+		vdd-l5-l6-supply = <&vreg_s1c_1p86>;
+		vdd-l7-bob-supply = <&vreg_bob>;
+
+		vreg_s1e_1p25: smps1 {
+			regulator-name = "vreg_s1e_1p25";
+			regulator-min-microvolt = <1200000>;
+			regulator-max-microvolt = <1296000>;
+		};
+
+		vreg_s2e_0p85: smps2 {
+			regulator-name = "vreg_s2e_0p85";
+			regulator-min-microvolt = <500000>;
+			regulator-max-microvolt = <1040000>;
+		};
+	};
+};
+
+&pm8350_gpios {
+	vol_up_n: vol-up-n-state {
+		pins = "gpio6";
+		function = "normal";
+		power-source = <1>;
+		input-enable;
+	};
+};
+
+&pon_pwrkey {
+	status = "okay";
+};
+
+&pon_resin {
+	status = "okay";
+	linux,code = <KEY_VOLUMEDOWN>;
+};
+
+&usb_1 {
+	qcom,select-utmi-as-pipe-clk;
+	status = "okay";
+};
+
+&usb_1_dwc3 {
+	dr_mode = "peripheral";
+	maximum-speed = "high-speed";
+
+	phys = <&usb_1_hsphy>;
+	phy-names = "usb2-phy";
+};
+
+&usb_1_hsphy {
+	status = "okay";
+	vdda-pll-supply = <&vreg_l5b_0p88>;
+	vdda18-supply = <&vreg_l1c_1p8>;
+	vdda33-supply = <&vreg_l2b_3p07>;
+};
+
+&ufs_mem_hc {
+	reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
+
+	vcc-supply = <&vreg_l7b_2p5>;
+	vcc-max-microamp = <1100000>;
+	vccq-supply = <&vreg_l9b_1p2>;
+	vccq-max-microamp = <1200000>;
+	vccq2-supply = <&vreg_l9b_1p2>;
+	vccq2-max-microamp = <1200000>;
+	vdd-hba-supply = <&vreg_l9b_1p2>;
+
+	status = "okay";
+};
+
+&ufs_mem_phy {
+	status = "okay";
+
+	vdda-phy-supply = <&vreg_l5b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
+};