| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Google Gru-Chromebook shared properties |
| * |
| * Copyright 2018 Google, Inc |
| */ |
| |
| #include "rk3399-gru.dtsi" |
| |
| / { |
| pp900_ap: pp900-ap { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp900_ap"; |
| |
| /* EC turns on w/ pp900_ap_en; always on for AP */ |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <900000>; |
| regulator-max-microvolt = <900000>; |
| |
| vin-supply = <&ppvar_sys>; |
| }; |
| |
| /* EC turns on w/ pp900_usb_en */ |
| pp900_usb: pp900-ap { |
| }; |
| |
| /* EC turns on w/ pp900_pcie_en */ |
| pp900_pcie: pp900-ap { |
| }; |
| |
| pp3000: pp3000 { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3000"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pp3000_en>; |
| |
| enable-active-high; |
| gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>; |
| |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3000000>; |
| |
| vin-supply = <&ppvar_sys>; |
| }; |
| |
| ppvar_centerlogic_pwm: ppvar-centerlogic-pwm { |
| compatible = "pwm-regulator"; |
| regulator-name = "ppvar_centerlogic_pwm"; |
| |
| pwms = <&pwm3 0 3337 0>; |
| pwm-supply = <&ppvar_sys>; |
| pwm-dutycycle-range = <100 0>; |
| pwm-dutycycle-unit = <100>; |
| |
| /* EC turns on w/ ppvar_centerlogic_en; always on for AP */ |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <799434>; |
| regulator-max-microvolt = <1049925>; |
| }; |
| |
| ppvar_centerlogic: ppvar-centerlogic { |
| compatible = "vctrl-regulator"; |
| regulator-name = "ppvar_centerlogic"; |
| |
| regulator-min-microvolt = <799434>; |
| regulator-max-microvolt = <1049925>; |
| |
| ctrl-supply = <&ppvar_centerlogic_pwm>; |
| ctrl-voltage-range = <799434 1049925>; |
| |
| regulator-settling-time-up-us = <378>; |
| min-slew-down-rate = <225>; |
| ovp-threshold-percent = <16>; |
| }; |
| |
| /* Schematics call this PPVAR even though it's fixed */ |
| ppvar_logic: ppvar-logic { |
| compatible = "regulator-fixed"; |
| regulator-name = "ppvar_logic"; |
| |
| /* EC turns on w/ ppvar_logic_en; always on for AP */ |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <900000>; |
| regulator-max-microvolt = <900000>; |
| |
| vin-supply = <&ppvar_sys>; |
| }; |
| |
| pp1800_audio: pp1800-audio { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp1800_audio"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pp1800_audio_en>; |
| |
| enable-active-high; |
| gpio = <&gpio0 2 GPIO_ACTIVE_HIGH>; |
| |
| regulator-always-on; |
| regulator-boot-on; |
| |
| vin-supply = <&pp1800>; |
| }; |
| |
| /* gpio is shared with pp3300_wifi_bt */ |
| pp1800_pcie: pp1800-pcie { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp1800_pcie"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wlan_module_pd_l>; |
| |
| enable-active-high; |
| gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
| |
| /* |
| * Need to wait 1ms + ramp-up time before we can power on WiFi. |
| * This has been approximated as 8ms total. |
| */ |
| regulator-enable-ramp-delay = <8000>; |
| |
| vin-supply = <&pp1800>; |
| }; |
| |
| /* Always on; plain and simple */ |
| pp3000_ap: pp3000_emmc: pp3000 { |
| }; |
| |
| pp1500_ap_io: pp1500-ap-io { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp1500_ap_io"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pp1500_en>; |
| |
| enable-active-high; |
| gpio = <&gpio0 10 GPIO_ACTIVE_HIGH>; |
| |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1500000>; |
| regulator-max-microvolt = <1500000>; |
| |
| vin-supply = <&pp1800>; |
| }; |
| |
| pp3300_disp: pp3300-disp { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3300_disp"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pp3300_disp_en>; |
| |
| enable-active-high; |
| gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; |
| |
| startup-delay-us = <2000>; |
| vin-supply = <&pp3300>; |
| }; |
| |
| /* EC turns on w/ pp3300_usb_en_l */ |
| pp3300_usb: pp3300 { |
| }; |
| |
| /* gpio is shared with pp1800_pcie and pinctrl is set there */ |
| pp3300_wifi_bt: pp3300-wifi-bt { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3300_wifi_bt"; |
| |
| enable-active-high; |
| gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; |
| |
| vin-supply = <&pp3300>; |
| }; |
| |
| /* |
| * This is a bit of a hack. The WiFi module should be reset at least |
| * 1ms after its regulators have ramped up (max rampup time is ~7ms). |
| * With some stretching of the imagination, we can call the 1.8V |
| * regulator a supply. |
| */ |
| wlan_pd_n: wlan-pd-n { |
| compatible = "regulator-fixed"; |
| regulator-name = "wlan_pd_n"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wlan_module_reset_l>; |
| |
| enable-active-high; |
| gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>; |
| |
| vin-supply = <&pp1800_pcie>; |
| }; |
| |
| backlight: backlight { |
| compatible = "pwm-backlight"; |
| brightness-levels = <0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 |
| 17 18 19 20 21 22 23 24 25 26 27 28 29 30 |
| 31 32 33 34 35 36 37 38 39 40 41 42 43 44 |
| 45 46 47 48 49 50 51 52 53 54 55 56 57 58 |
| 59 60 61 62 63 64 65 66 67 68 69 70 71 72 |
| 73 74 75 76 77 78 79 80 81 82 83 84 85 86 |
| 87 88 89 90 91 92 93 94 95 96 97 98 99 100>; |
| default-brightness-level = <51>; |
| enable-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>; |
| power-supply = <&pp3300_disp>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&bl_en>; |
| pwm-delay-us = <10000>; |
| }; |
| }; |
| |
| &ppvar_bigcpu { |
| min-slew-down-rate = <225>; |
| ovp-threshold-percent = <16>; |
| }; |
| |
| &ppvar_litcpu { |
| min-slew-down-rate = <225>; |
| ovp-threshold-percent = <16>; |
| }; |
| |
| &ppvar_gpu { |
| min-slew-down-rate = <225>; |
| ovp-threshold-percent = <16>; |
| }; |
| |
| &cdn_dp { |
| extcon = <&usbc_extcon0>, <&usbc_extcon1>; |
| }; |
| |
| &edp { |
| status = "okay"; |
| |
| rockchip,panel = <&edp_panel>; |
| ports { |
| edp_out: port@1 { |
| reg = <1>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| edp_out_panel: endpoint@0 { |
| reg = <0>; |
| remote-endpoint = <&panel_in_edp>; |
| }; |
| }; |
| }; |
| }; |
| |
| ap_i2c_mic: &i2c1 { |
| status = "okay"; |
| |
| clock-frequency = <400000>; |
| |
| /* These are relatively safe rise/fall times */ |
| i2c-scl-falling-time-ns = <50>; |
| i2c-scl-rising-time-ns = <300>; |
| |
| headsetcodec: rt5514@57 { |
| compatible = "realtek,rt5514"; |
| reg = <0x57>; |
| realtek,dmic-init-delay-ms = <20>; |
| }; |
| }; |
| |
| ap_i2c_tp: &i2c5 { |
| status = "okay"; |
| |
| clock-frequency = <400000>; |
| |
| /* These are relatively safe rise/fall times */ |
| i2c-scl-falling-time-ns = <50>; |
| i2c-scl-rising-time-ns = <300>; |
| |
| /* |
| * Note strange pullup enable. Apparently this avoids leakage but |
| * still allows us to get nice 4.7K pullups for high speed i2c |
| * transfers. Basically we want the pullup on whenever the ap is |
| * alive, so the "en" pin just gets set to output high. |
| */ |
| pinctrl-0 = <&i2c5_xfer &ap_i2c_tp_pu_en>; |
| }; |
| |
| &cros_ec { |
| cros_ec_pwm: ec-pwm { |
| compatible = "google,cros-ec-pwm"; |
| #pwm-cells = <1>; |
| }; |
| |
| usbc_extcon1: extcon@1 { |
| compatible = "google,extcon-usbc-cros-ec"; |
| google,usb-port-id = <1>; |
| |
| #extcon-cells = <0>; |
| }; |
| }; |
| |
| &sound { |
| rockchip,codec = <&max98357a &headsetcodec |
| &codec &wacky_spi_audio &cdn_dp>; |
| }; |
| |
| &spi2 { |
| wacky_spi_audio: spi2@0 { |
| compatible = "realtek,rt5514"; |
| reg = <0>; |
| interrupt-parent = <&gpio1>; |
| interrupts = <13 IRQ_TYPE_LEVEL_HIGH>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mic_int>; |
| /* May run faster once verified. */ |
| spi-max-frequency = <10000000>; |
| wakeup-source; |
| }; |
| }; |
| |
| &pci_rootport { |
| mvl_wifi: wifi@0,0 { |
| compatible = "pci1b4b,2b42"; |
| reg = <0x83010000 0x0 0x00000000 0x0 0x00100000 |
| 0x83010000 0x0 0x00100000 0x0 0x00100000>; |
| interrupt-parent = <&gpio0>; |
| interrupts = <8 IRQ_TYPE_LEVEL_LOW>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wlan_host_wake_l>; |
| wakeup-source; |
| }; |
| }; |
| |
| &tcphy1 { |
| status = "okay"; |
| extcon = <&usbc_extcon1>; |
| }; |
| |
| &u2phy1 { |
| status = "okay"; |
| }; |
| |
| &usb_host0_ehci { |
| status = "okay"; |
| }; |
| |
| &usb_host1_ehci { |
| status = "okay"; |
| }; |
| |
| &usb_host1_ohci { |
| status = "okay"; |
| }; |
| |
| &usbdrd3_1 { |
| status = "okay"; |
| extcon = <&usbc_extcon1>; |
| }; |
| |
| &usbdrd_dwc3_1 { |
| status = "okay"; |
| dr_mode = "host"; |
| }; |
| |
| &pinctrl { |
| discrete-regulators { |
| pp1500_en: pp1500-en { |
| rockchip,pins = <RK_GPIO0 10 RK_FUNC_GPIO |
| &pcfg_pull_none>; |
| }; |
| |
| pp1800_audio_en: pp1800-audio-en { |
| rockchip,pins = <RK_GPIO0 2 RK_FUNC_GPIO |
| &pcfg_pull_down>; |
| }; |
| |
| pp3000_en: pp3000-en { |
| rockchip,pins = <RK_GPIO0 12 RK_FUNC_GPIO |
| &pcfg_pull_none>; |
| }; |
| |
| pp3300_disp_en: pp3300-disp-en { |
| rockchip,pins = <RK_GPIO4 27 RK_FUNC_GPIO |
| &pcfg_pull_none>; |
| }; |
| |
| wlan_module_pd_l: wlan-module-pd-l { |
| rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO |
| &pcfg_pull_down>; |
| }; |
| }; |
| }; |
| |
| &wifi { |
| wifi_perst_l: wifi-perst-l { |
| rockchip,pins = <2 27 RK_FUNC_GPIO &pcfg_pull_none>; |
| }; |
| |
| wlan_host_wake_l: wlan-host-wake-l { |
| rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_none>; |
| }; |
| }; |
