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+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * sc7280 Qcard device tree source
+ *
+ * Qcard PCB has the processor, RAM, eMMC (if stuffed), and eDP connector (if
+ * stuffed) on it. This device tree tries to encapsulate all the things that
+ * all boards using Qcard will have in common. Given that there are stuffing
+ * options, some things may be left with status "disabled" and enabled in
+ * the actual board device tree files.
+ *
+ * Copyright 2022 Google LLC.
+ */
+
+#include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
+#include <dt-bindings/iio/qcom,spmi-adc7-pmr735a.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
+
+#include "sc7280.dtsi"
+
+/* PMICs depend on spmi_bus label and so must come after SoC */
+#include "pm7325.dtsi"
+#include "pm8350c.dtsi"
+#include "pmk8350.dtsi"
+
+/ {
+ aliases {
+ bluetooth0 = &bluetooth;
+ serial0 = &uart5;
+ serial1 = &uart7;
+ };
+};
+
+&apps_rsc {
+ /*
+ * Regulators are given labels corresponding to the various names
+ * they are referred to on schematics. They are also given labels
+ * corresponding to named voltage inputs on the SoC or components
+ * bundled with the SoC (like radio companion chips). We totally
+ * ignore it when one regulator is the input to another regulator.
+ * That's handled automatically by the initial config given to
+ * RPMH by the firmware.
+ *
+ * Regulators that the HLOS (High Level OS) doesn't touch at all
+ * are left out of here since they are managed elsewhere.
+ */
+
+ pm7325-regulators {
+ compatible = "qcom,pm7325-rpmh-regulators";
+ qcom,pmic-id = "b";
+
+ vdd19_pmu_pcie_i:
+ vdd19_pmu_rfa_i:
+ vreg_s1b_1p856: smps1 {
+ regulator-min-microvolt = <1856000>;
+ regulator-max-microvolt = <2040000>;
+ };
+
+ vdd_pmu_aon_i:
+ vdd09_pmu_rfa_i:
+ vdd095_mx_pmu:
+ vdd095_pmu:
+ vreg_s7b_0p952: smps7 {
+ regulator-min-microvolt = <535000>;
+ regulator-max-microvolt = <1120000>;
+ };
+
+ vdd13_pmu_rfa_i:
+ vdd13_pmu_pcie_i:
+ vreg_s8b_1p256: smps8 {
+ regulator-min-microvolt = <1256000>;
+ regulator-max-microvolt = <1500000>;
+ };
+
+ vdd_a_usbssdp_0_core:
+ vreg_l1b_0p912: ldo1 {
+ regulator-min-microvolt = <825000>;
+ regulator-max-microvolt = <925000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_a_usbhs_3p1:
+ vreg_l2b_3p072: ldo2 {
+ regulator-min-microvolt = <2700000>;
+ regulator-max-microvolt = <3544000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_a_csi_0_1_1p2:
+ vdd_a_csi_2_3_1p2:
+ vdd_a_csi_4_1p2:
+ vdd_a_dsi_0_1p2:
+ vdd_a_edp_0_1p2:
+ vdd_a_qlink_0_1p2:
+ vdd_a_qlink_1_1p2:
+ vdd_a_pcie_0_1p2:
+ vdd_a_pcie_1_1p2:
+ vdd_a_ufs_0_1p2:
+ vdd_a_usbssdp_0_1p2:
+ vreg_l6b_1p2: ldo6 {
+ regulator-min-microvolt = <1140000>;
+ regulator-max-microvolt = <1260000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ /*
+ * Despite the fact that this is named to be 2.5V on the
+ * schematic, it powers eMMC which doesn't accept 2.5V
+ */
+ vreg_l7b_2p5: ldo7 {
+ regulator-min-microvolt = <2960000>;
+ regulator-max-microvolt = <2960000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_px_wcd9385:
+ vdd_txrx:
+ vddpx_0:
+ vddpx_3:
+ vddpx_7:
+ vreg_l18b_1p8: ldo18 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_1p8:
+ vdd_px_sdr735:
+ vdd_pxm:
+ vdd18_io:
+ vddio_px_1:
+ vddio_px_2:
+ vddio_px_3:
+ vddpx_ts:
+ vddpx_wl4otp:
+ vreg_l19b_1p8: ldo19 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+ };
+
+ pm8350c-regulators {
+ compatible = "qcom,pm8350c-rpmh-regulators";
+ qcom,pmic-id = "c";
+
+ vdd22_wlbtpa_ch0:
+ vdd22_wlbtpa_ch1:
+ vdd22_wlbtppa_ch0:
+ vdd22_wlbtppa_ch1:
+ vdd22_wlpa5g_ch0:
+ vdd22_wlpa5g_ch1:
+ vdd22_wlppa5g_ch0:
+ vdd22_wlppa5g_ch1:
+ vreg_s1c_2p2: smps1 {
+ regulator-min-microvolt = <2190000>;
+ regulator-max-microvolt = <2210000>;
+ };
+
+ lp4_vdd2_1p052:
+ vreg_s9c_0p676: smps9 {
+ regulator-min-microvolt = <1010000>;
+ regulator-max-microvolt = <1170000>;
+ };
+
+ vdda_apc_cs_1p8:
+ vdda_gfx_cs_1p8:
+ vdda_turing_q6_cs_1p8:
+ vdd_a_cxo_1p8:
+ vdd_a_qrefs_1p8:
+ vdd_a_usbhs_1p8:
+ vdd_qfprom:
+ vreg_l1c_1p8: ldo1 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1980000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l2c_1p8: ldo2 {
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <1980000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l3c_3p0: ldo3 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <3540000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vddpx_5:
+ vreg_l4c_1p8_3p0: ldo4 {
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vddpx_6:
+ vreg_l5c_1p8_3p0: ldo5 {
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vddpx_2:
+ vreg_l6c_2p96: ldo6 {
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2950000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l7c_3p0: ldo7 {
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3544000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l8c_1p8: ldo8 {
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l9c_2p96: ldo9 {
+ regulator-min-microvolt = <2960000>;
+ regulator-max-microvolt = <2960000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_a_csi_0_1_0p9:
+ vdd_a_csi_2_3_0p9:
+ vdd_a_csi_4_0p9:
+ vdd_a_dsi_0_0p9:
+ vdd_a_dsi_0_pll_0p9:
+ vdd_a_edp_0_0p9:
+ vdd_a_gnss_0p9:
+ vdd_a_pcie_0_core:
+ vdd_a_pcie_1_core:
+ vdd_a_qlink_0_0p9:
+ vdd_a_qlink_0_0p9_ck:
+ vdd_a_qlink_1_0p9:
+ vdd_a_qlink_1_0p9_ck:
+ vdd_a_qrefs_0p875_0:
+ vdd_a_qrefs_0p875_1:
+ vdd_a_qrefs_0p875_2:
+ vdd_a_qrefs_0p875_3:
+ vdd_a_qrefs_0p875_4_5:
+ vdd_a_qrefs_0p875_6:
+ vdd_a_qrefs_0p875_7:
+ vdd_a_qrefs_0p875_8:
+ vdd_a_qrefs_0p875_9:
+ vdd_a_ufs_0_core:
+ vdd_a_usbhs_core:
+ vreg_l10c_0p88: ldo10 {
+ regulator-min-microvolt = <720000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l11c_2p8: ldo11 {
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <3544000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l12c_1p8: ldo12 {
+ regulator-min-microvolt = <1650000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vreg_l13c_3p0: ldo13 {
+ regulator-min-microvolt = <2700000>;
+ regulator-max-microvolt = <3544000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
+
+ vdd_flash:
+ vdd_iris_rgb:
+ vdd_mic_bias:
+ vreg_bob: bob {
+ regulator-min-microvolt = <3008000>;
+ regulator-max-microvolt = <3960000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
+ };
+ };
+};
+
+/* ADDITIONS TO NODES DEFINED IN PARENT DEVICE TREE FILES */
+
+&ipa {
+ status = "okay";
+ modem-init;
+};
+
+&pcie1_phy {
+ vdda-phy-supply = <&vreg_l10c_0p88>;
+ vdda-pll-supply = <&vreg_l6b_1p2>;
+};
+
+&pmk8350_vadc {
+ pmk8350-die-temp@3 {
+ reg = <PMK8350_ADC7_DIE_TEMP>;
+ label = "pmk8350_die_temp";
+ qcom,pre-scaling = <1 1>;
+ };
+
+ pmr735a-die-temp@403 {
+ reg = <PMR735A_ADC7_DIE_TEMP>;
+ label = "pmr735a_die_temp";
+ qcom,pre-scaling = <1 1>;
+ };
+};
+
+&qfprom {
+ vcc-supply = <&vdd_qfprom>;
+};
+
+/* For eMMC. NOTE: not all Qcards have eMMC stuffed */
+&sdhc_1 {
+ vmmc-supply = <&vreg_l7b_2p5>;
+ vqmmc-supply = <&vreg_l19b_1p8>;
+
+ non-removable;
+ no-sd;
+ no-sdio;
+};
+
+uart_dbg: &uart5 {
+ compatible = "qcom,geni-debug-uart";
+ status = "okay";
+};
+
+mos_bt_uart: &uart7 {
+ status = "okay";
+
+ /delete-property/ interrupts;
+ interrupts-extended = <&intc GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>,
+ <&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-1 = <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>, <&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
+
+ bluetooth: bluetooth {
+ compatible = "qcom,wcn6750-bt";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mos_bt_en>;
+ enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+ swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
+ vddaon-supply = <&vreg_s7b_0p952>;
+ vddbtcxmx-supply = <&vreg_s7b_0p952>;
+ vddrfacmn-supply = <&vreg_s7b_0p952>;
+ vddrfa0p8-supply = <&vreg_s7b_0p952>;
+ vddrfa1p7-supply = <&vdd19_pmu_rfa_i>;
+ vddrfa1p2-supply = <&vdd13_pmu_rfa_i>;
+ vddrfa2p2-supply = <&vreg_s1c_2p2>;
+ vddasd-supply = <&vreg_l11c_2p8>;
+ vddio-supply = <&vreg_l18b_1p8>;
+ max-speed = <3200000>;
+ };
+};
+
+&usb_1_hsphy {
+ vdda-pll-supply = <&vdd_a_usbhs_core>;
+ vdda33-supply = <&vdd_a_usbhs_3p1>;
+ vdda18-supply = <&vdd_a_usbhs_1p8>;
+};
+
+&usb_1_qmpphy {
+ vdda-phy-supply = <&vdd_a_usbssdp_0_1p2>;
+ vdda-pll-supply = <&vdd_a_usbssdp_0_core>;
+};
+
+&usb_2_hsphy {
+ vdda-pll-supply = <&vdd_a_usbhs_core>;
+ vdda33-supply = <&vdd_a_usbhs_3p1>;
+ vdda18-supply = <&vdd_a_usbhs_1p8>;
+};
+
+/*
+ * PINCTRL - ADDITIONS TO NODES IN PARENT DEVICE TREE FILES
+ *
+ * NOTE: In general if pins leave the Qcard then the pinctrl goes in the
+ * baseboard or board device tree, not here.
+ */
+
+/*
+ * For ts_i2c
+ *
+ * Technically this i2c bus actually leaves the Qcard, but it leaves directly
+ * via the eDP connector (it doesn't hit the baseboard). The external pulls
+ * are on Qcard.
+ */
+&qup_i2c13_data_clk {
+ /* Has external pull */
+ bias-disable;
+ drive-strength = <2>;
+};
+
+/* For mos_bt_uart */
+&qup_uart7_cts {
+ /* Configure a pull-down on CTS to match the pull of the Bluetooth module. */
+ bias-pull-down;
+};
+
+/* For mos_bt_uart */
+&qup_uart7_rts {
+ /* We'll drive RTS, so no pull */
+ bias-disable;
+ drive-strength = <2>;
+};
+
+/* For mos_bt_uart */
+&qup_uart7_tx {
+ /* We'll drive TX, so no pull */
+ bias-disable;
+ drive-strength = <2>;
+};
+
+/* For mos_bt_uart */
+&qup_uart7_rx {
+ /*
+ * Configure a pull-up on RX. This is needed to avoid
+ * garbage data when the TX pin of the Bluetooth module is
+ * in tri-state (module powered off or not driving the
+ * signal yet).
+ */
+ bias-pull-up;
+};
+
+/* eMMC, if stuffed, is straight on the Qcard */
+&sdc1_clk {
+ bias-disable;
+ drive-strength = <16>;
+};
+
+&sdc1_cmd {
+ bias-pull-up;
+ drive-strength = <10>;
+};
+
+&sdc1_data {
+ bias-pull-up;
+ drive-strength = <10>;
+};
+
+&sdc1_rclk {
+ bias-pull-down;
+};
+
+/*
+ * PINCTRL - QCARD
+ *
+ * This has entries that are defined by Qcard even if they go to the main
+ * board. In cases where the pulls may be board dependent we defer those
+ * settings to the board device tree. Drive strengths tend to be assinged here
+ * but could conceivably be overwridden by board device trees.
+ */
+
+&pm8350c_gpios {
+ pmic_edp_bl_en: pmic-edp-bl-en {
+ pins = "gpio7";
+ function = "normal";
+ bias-disable;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_LOW>;
+
+ /* Force backlight to be disabled to match state at boot. */
+ output-low;
+ };
+
+ pmic_edp_bl_pwm: pmic-edp-bl-pwm {
+ pins = "gpio8";
+ function = "func1";
+ bias-disable;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_LOW>;
+ output-low;
+ power-source = <0>;
+ };
+};
+
+&tlmm {
+ mos_bt_en: mos-bt-en {
+ pins = "gpio85";
+ function = "gpio";
+ drive-strength = <2>;
+ output-low;
+ };
+
+ /* For mos_bt_uart */
+ qup_uart7_sleep_cts: qup-uart7-sleep-cts {
+ pins = "gpio28";
+ function = "gpio";
+ /*
+ * Configure a pull-down on CTS to match the pull of
+ * the Bluetooth module.
+ */
+ bias-pull-down;
+ };
+
+ /* For mos_bt_uart */
+ qup_uart7_sleep_rts: qup-uart7-sleep-rts {
+ pins = "gpio29";
+ function = "gpio";
+ /*
+ * Configure pull-down on RTS. As RTS is active low
+ * signal, pull it low to indicate the BT SoC that it
+ * can wakeup the system anytime from suspend state by
+ * pulling RX low (by sending wakeup bytes).
+ */
+ bias-pull-down;
+ };
+
+ /* For mos_bt_uart */
+ qup_uart7_sleep_rx: qup-uart7-sleep-rx {
+ pins = "gpio31";
+ function = "gpio";
+ /*
+ * Configure a pull-up on RX. This is needed to avoid
+ * garbage data when the TX pin of the Bluetooth module
+ * is floating which may cause spurious wakeups.
+ */
+ bias-pull-up;
+ };
+
+ /* For mos_bt_uart */
+ qup_uart7_sleep_tx: qup-uart7-sleep-tx {
+ pins = "gpio30";
+ function = "gpio";
+ /*
+ * Configure pull-up on TX when it isn't actively driven
+ * to prevent BT SoC from receiving garbage during sleep.
+ */
+ bias-pull-up;
+ };
+
+ ts_int_conn: ts-int-conn {
+ pins = "gpio55";
+ function = "gpio";
+ bias-pull-up;
+ };
+
+ ts_rst_conn: ts-rst-conn {
+ pins = "gpio54";
+ function = "gpio";
+ bias-pull-up;
+ drive-strength = <2>;
+ };
+};