// 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 #include #include #include #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; }; pm8350c_pwm_backlight: backlight { compatible = "pwm-backlight"; status = "disabled"; enable-gpios = <&pm8350c_gpios 7 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pmic_edp_bl_en>; pwms = <&pm8350c_pwm 3 65535>; }; }; &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 = ; }; vdd_a_usbhs_3p1: vreg_l2b_3p072: ldo2 { regulator-min-microvolt = <2700000>; regulator-max-microvolt = <3544000>; regulator-initial-mode = ; }; 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 = ; }; /* * 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 = ; }; vreg_l17b_1p8: ldo17 { regulator-min-microvolt = <1700000>; regulator-max-microvolt = <1900000>; regulator-initial-mode = ; }; 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 = ; }; 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 = ; }; }; 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 = ; }; vreg_l2c_1p8: ldo2 { regulator-min-microvolt = <1620000>; regulator-max-microvolt = <1980000>; regulator-initial-mode = ; }; vreg_l3c_3p0: ldo3 { regulator-min-microvolt = <2800000>; regulator-max-microvolt = <3540000>; regulator-initial-mode = ; }; vddpx_5: vreg_l4c_1p8_3p0: ldo4 { regulator-min-microvolt = <1620000>; regulator-max-microvolt = <3300000>; regulator-initial-mode = ; }; vddpx_6: vreg_l5c_1p8_3p0: ldo5 { regulator-min-microvolt = <1620000>; regulator-max-microvolt = <3300000>; regulator-initial-mode = ; }; vddpx_2: vreg_l6c_2p96: ldo6 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <2950000>; regulator-initial-mode = ; }; vreg_l7c_3p0: ldo7 { regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3544000>; regulator-initial-mode = ; }; vreg_l8c_1p8: ldo8 { regulator-min-microvolt = <1620000>; regulator-max-microvolt = <2000000>; regulator-initial-mode = ; }; vreg_l9c_2p96: ldo9 { regulator-min-microvolt = <2960000>; regulator-max-microvolt = <2960000>; regulator-initial-mode = ; }; 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 = ; }; vreg_l11c_2p8: ldo11 { regulator-min-microvolt = <2800000>; regulator-max-microvolt = <3544000>; regulator-initial-mode = ; }; vreg_l12c_1p8: ldo12 { regulator-min-microvolt = <1650000>; regulator-max-microvolt = <2000000>; regulator-initial-mode = ; }; vreg_l13c_3p0: ldo13 { regulator-min-microvolt = <2700000>; regulator-max-microvolt = <3544000>; regulator-initial-mode = ; }; vdd_flash: vdd_iris_rgb: vdd_mic_bias: vreg_bob: bob { regulator-min-microvolt = <3008000>; regulator-max-microvolt = <3960000>; regulator-initial-mode = ; }; }; }; /* ADDITIONS TO NODES DEFINED IN PARENT DEVICE TREE FILES */ &ipa { status = "okay"; modem-init; }; /* NOTE: Not all Qcards have eDP connector stuffed */ &mdss_edp { vdda-0p9-supply = <&vdd_a_edp_0_0p9>; vdda-1p2-supply = <&vdd_a_edp_0_1p2>; aux-bus { edp_panel: panel { compatible = "edp-panel"; backlight = <&pm8350c_pwm_backlight>; ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; edp_panel_in: endpoint { remote-endpoint = <&mdss_edp_out>; }; }; }; }; }; }; &mdss_edp_out { remote-endpoint = <&edp_panel_in>; }; &mdss_edp_phy { vdda-pll-supply = <&vdd_a_edp_0_0p9>; vdda-phy-supply = <&vdd_a_edp_0_1p2>; }; &pcie1_phy { vdda-phy-supply = <&vreg_l10c_0p88>; vdda-pll-supply = <&vreg_l6b_1p2>; }; &pm8350c_pwm { pinctrl-names = "default"; pinctrl-0 = <&pmic_edp_bl_pwm>; }; &pmk8350_vadc { pmk8350-die-temp@3 { reg = ; label = "pmk8350_die_temp"; qcom,pre-scaling = <1 1>; }; pmr735a-die-temp@403 { reg = ; 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. */ /* No external pull for eDP HPD, so set the internal one. */ &edp_hot_plug_det { bias-pull-down; }; /* * 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 bias-bus-hold on CTS to lower power * usage when Bluetooth is turned off. Bus hold will * maintain a low power state regardless of whether * the Bluetooth module drives the pin in either * direction or leaves the pin fully unpowered. */ bias-bus-hold; }; /* 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 = ; /* 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 = ; 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 bias-bus-hold on CTS to lower power * usage when Bluetooth is turned off. Bus hold will * maintain a low power state regardless of whether * the Bluetooth module drives the pin in either * direction or leaves the pin fully unpowered. */ bias-bus-hold; }; /* 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"; drive-strength = <2>; }; };