/* * Google Gru (and derivatives) board device tree source * * Copyright 2016-2017 Google, Inc * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This file is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include #include "rk3399.dtsi" #include "rk3399-op1-opp.dtsi" / { chosen { stdout-path = "serial2:115200n8"; }; /* * Power Tree * * In general an attempt is made to include all rails called out by * the schematic as long as those rails interact in some way with * the AP. AKA: * - Rails that only connect to the EC (or devices that the EC talks to) * are not included. * - Rails _are_ included if the rails go to the AP even if the AP * doesn't currently care about them / they are always on. The idea * here is that it makes it easier to map to the schematic or extend * later. * * If two rails are substantially the same from the AP's point of * view, though, we won't create a full fixed regulator. We'll just * put the child rail as an alias of the parent rail. Sometimes rails * look the same to the AP because one of these is true: * - The EC controls the enable and the EC always enables a rail as * long as the AP is running. * - The rails are actually connected to each other by a jumper and * the distinction is just there to add clarity/flexibility to the * schematic. */ ppvar_sys: ppvar-sys { compatible = "regulator-fixed"; regulator-name = "ppvar_sys"; regulator-always-on; regulator-boot-on; }; 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>; }; pp1200_lpddr: pp1200-lpddr { compatible = "regulator-fixed"; regulator-name = "pp1200_lpddr"; /* EC turns on w/ lpddr_pwr_en; always on for AP */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; vin-supply = <&ppvar_sys>; }; pp1800: pp1800 { compatible = "regulator-fixed"; regulator-name = "pp1800"; /* Always on when ppvar_sys shows power good */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; vin-supply = <&ppvar_sys>; }; 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>; }; pp3300: pp3300 { compatible = "regulator-fixed"; regulator-name = "pp3300"; /* Always on; plain and simple */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&ppvar_sys>; }; pp5000: pp5000 { compatible = "regulator-fixed"; regulator-name = "pp5000"; /* EC turns on w/ pp5000_en; always on for AP */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; vin-supply = <&ppvar_sys>; }; ppvar_bigcpu_pwm: ppvar-bigcpu-pwm { compatible = "pwm-regulator"; regulator-name = "ppvar_bigcpu_pwm"; pwms = <&pwm1 0 3337 0>; pwm-supply = <&ppvar_sys>; pwm-dutycycle-range = <100 0>; pwm-dutycycle-unit = <100>; /* EC turns on w/ ap_core_en; always on for AP */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <800107>; regulator-max-microvolt = <1302232>; }; ppvar_bigcpu: ppvar-bigcpu { compatible = "vctrl-regulator"; regulator-name = "ppvar_bigcpu"; regulator-min-microvolt = <800107>; regulator-max-microvolt = <1302232>; ctrl-supply = <&ppvar_bigcpu_pwm>; ctrl-voltage-range = <800107 1302232>; regulator-settling-time-up-us = <322>; min-slew-down-rate = <225>; ovp-threshold-percent = <16>; }; ppvar_litcpu_pwm: ppvar-litcpu-pwm { compatible = "pwm-regulator"; regulator-name = "ppvar_litcpu_pwm"; pwms = <&pwm2 0 3337 0>; pwm-supply = <&ppvar_sys>; pwm-dutycycle-range = <100 0>; pwm-dutycycle-unit = <100>; /* EC turns on w/ ap_core_en; always on for AP */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <797743>; regulator-max-microvolt = <1307837>; }; ppvar_litcpu: ppvar-litcpu { compatible = "vctrl-regulator"; regulator-name = "ppvar_litcpu"; regulator-min-microvolt = <797743>; regulator-max-microvolt = <1307837>; ctrl-supply = <&ppvar_litcpu_pwm>; ctrl-voltage-range = <797743 1307837>; regulator-settling-time-up-us = <384>; min-slew-down-rate = <225>; ovp-threshold-percent = <16>; }; ppvar_gpu_pwm: ppvar-gpu-pwm { compatible = "pwm-regulator"; regulator-name = "ppvar_gpu_pwm"; pwms = <&pwm0 0 3337 0>; pwm-supply = <&ppvar_sys>; pwm-dutycycle-range = <100 0>; pwm-dutycycle-unit = <100>; /* EC turns on w/ ap_core_en; always on for AP */ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <786384>; regulator-max-microvolt = <1217747>; }; ppvar_gpu: ppvar-gpu { compatible = "vctrl-regulator"; regulator-name = "ppvar_gpu"; regulator-min-microvolt = <786384>; regulator-max-microvolt = <1217747>; ctrl-supply = <&ppvar_gpu_pwm>; ctrl-voltage-range = <786384 1217747>; regulator-settling-time-up-us = <390>; min-slew-down-rate = <225>; ovp-threshold-percent = <16>; }; 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>; }; /* EC turns on w/ pp900_ddrpll_en */ pp900_ddrpll: pp900-ap { }; /* EC turns on w/ pp900_pcie_en */ pp900_pcie: pp900-ap { }; /* EC turns on w/ pp900_pll_en */ pp900_pll: pp900-ap { }; /* EC turns on w/ pp900_pmu_en */ pp900_pmu: pp900-ap { }; /* EC turns on w/ pp900_usb_en */ pp900_usb: pp900-ap { }; /* EC turns on w/ pp1800_s0_en_l */ pp1800_ap_io: pp1800_emmc: pp1800_nfc: pp1800_s0: pp1800 { }; /* EC turns on w/ pp1800_avdd_en_l */ pp1800_avdd: pp1800 { }; /* EC turns on w/ pp1800_lid_en_l */ pp1800_lid: pp1800_mic: pp1800 { }; /* EC turns on w/ lpddr_pwr_en */ pp1800_lpddr: pp1800 { }; /* EC turns on w/ pp1800_pmu_en_l */ pp1800_pmu: pp1800 { }; /* EC turns on w/ pp1800_usb_en_l */ pp1800_usb: pp1800 { }; 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>; }; 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>; }; /* * 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"; /* Note the wlan_module_reset_l pinctrl */ enable-active-high; gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>; vin-supply = <&pp1800_pcie>; }; /* Always on; plain and simple */ pp3000_ap: pp3000_emmc: pp3000 { }; pp3000_sd_slot: pp3000-sd-slot { compatible = "regulator-fixed"; regulator-name = "pp3000_sd_slot"; pinctrl-names = "default"; pinctrl-0 = <&sd_slot_pwr_en>; enable-active-high; gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; vin-supply = <&pp3000>; }; /* * Technically, this is a small abuse of 'regulator-gpio'; this * regulator is a mux between pp1800 and pp3300. pp1800 and pp3300 are * always on though, so it is sufficient to simply control the mux * here. */ ppvar_sd_card_io: ppvar-sd-card-io { compatible = "regulator-gpio"; regulator-name = "ppvar_sd_card_io"; pinctrl-names = "default"; pinctrl-0 = <&sd_io_pwr_en &sd_pwr_1800_sel>; enable-active-high; enable-gpio = <&gpio2 2 GPIO_ACTIVE_HIGH>; gpios = <&gpio2 28 GPIO_ACTIVE_HIGH>; states = <1800000 0x1 3000000 0x0>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3000000>; }; /* EC turns on w/ pp3300_trackpad_en_l */ pp3300_trackpad: pp3300-trackpad { }; /* EC turns on w/ pp3300_usb_en_l */ pp3300_usb: pp3300 { }; 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>; }; /* 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>; }; /* EC turns on w/ usb_a_en */ pp5000_usb_a_vbus: pp5000 { }; gpio_keys: gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&bt_host_wake_l>; wake-on-bt { label = "Wake-on-Bluetooth"; gpios = <&gpio0 3 GPIO_ACTIVE_LOW>; linux,code = ; wakeup-source; }; }; max98357a: max98357a { compatible = "maxim,max98357a"; pinctrl-names = "default"; pinctrl-0 = <&sdmode_en>; sdmode-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; sdmode-delay = <2>; #sound-dai-cells = <0>; status = "okay"; }; sound { compatible = "rockchip,rk3399-gru-sound"; rockchip,cpu = <&i2s0 &i2s2>; rockchip,codec = <&max98357a &headsetcodec &codec &wacky_spi_audio>; }; }; /* * Set some suspend operating points to avoid OVP in suspend * * When we go into S3 ARM Trusted Firmware will transition our PWM regulators * from wherever they're at back to the "default" operating point (whatever * voltage we get when we set the PWM pins to "input"). * * This quick transition under light load has the possibility to trigger the * regulator "over voltage protection" (OVP). * * To make extra certain that we don't hit this OVP at suspend time, we'll * transition to a voltage that's much closer to the default (~1.0 V) so that * there will not be a big jump. Technically we only need to get within 200 mV * of the default voltage, but the speed here should be fast enough and we need * suspend/resume to be rock solid. */ &cluster0_opp { opp05 { opp-suspend; }; }; &cluster1_opp { opp06 { opp-suspend; }; }; &cpu_l0 { cpu-supply = <&ppvar_litcpu>; }; &cpu_l1 { cpu-supply = <&ppvar_litcpu>; }; &cpu_l2 { cpu-supply = <&ppvar_litcpu>; }; &cpu_l3 { cpu-supply = <&ppvar_litcpu>; }; &cpu_b0 { cpu-supply = <&ppvar_bigcpu>; }; &cpu_b1 { cpu-supply = <&ppvar_bigcpu>; }; &cru { assigned-clocks = <&cru PLL_GPLL>, <&cru PLL_CPLL>, <&cru PLL_NPLL>, <&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>, <&cru PCLK_PERIHP>, <&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>, <&cru PCLK_PERILP0>, <&cru ACLK_CCI>, <&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>; assigned-clock-rates = <600000000>, <800000000>, <1000000000>, <150000000>, <75000000>, <37500000>, <100000000>, <100000000>, <50000000>, <800000000>, <100000000>, <50000000>; }; &emmc_phy { status = "okay"; }; &gpu { mali-supply = <&ppvar_gpu>; status = "okay"; }; 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_ts: &i2c3 { status = "okay"; clock-frequency = <400000>; /* These are relatively safe rise/fall times */ i2c-scl-falling-time-ns = <50>; i2c-scl-rising-time-ns = <300>; }; 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>; }; ap_i2c_audio: &i2c8 { status = "okay"; clock-frequency = <400000>; /* These are relatively safe rise/fall times */ i2c-scl-falling-time-ns = <50>; i2c-scl-rising-time-ns = <300>; codec: da7219@1a { compatible = "dlg,da7219"; reg = <0x1a>; interrupt-parent = <&gpio1>; interrupts = <23 IRQ_TYPE_LEVEL_LOW>; clocks = <&cru SCLK_I2S_8CH_OUT>; clock-names = "mclk"; dlg,micbias-lvl = <2600>; dlg,mic-amp-in-sel = "diff"; pinctrl-names = "default"; pinctrl-0 = <&headset_int_l>; VDD-supply = <&pp1800>; VDDMIC-supply = <&pp3300>; VDDIO-supply = <&pp1800>; da7219_aad { dlg,adc-1bit-rpt = <1>; dlg,btn-avg = <4>; dlg,btn-cfg = <50>; dlg,mic-det-thr = <500>; dlg,jack-ins-deb = <20>; dlg,jack-det-rate = "32ms_64ms"; dlg,jack-rem-deb = <1>; dlg,a-d-btn-thr = <0xa>; dlg,d-b-btn-thr = <0x16>; dlg,b-c-btn-thr = <0x21>; dlg,c-mic-btn-thr = <0x3E>; }; }; }; &i2s0 { status = "okay"; }; &i2s2 { status = "okay"; }; &io_domains { status = "okay"; audio-supply = <&pp1800_audio>; /* APIO5_VDD; 3d 4a */ bt656-supply = <&pp1800_ap_io>; /* APIO2_VDD; 2a 2b */ gpio1830-supply = <&pp3000_ap>; /* APIO4_VDD; 4c 4d */ sdmmc-supply = <&ppvar_sd_card_io>; /* SDMMC0_VDD; 4b */ }; &pcie0 { status = "okay"; ep-gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&pcie_clkreqn_cpm>, <&wifi_perst_l>; vpcie3v3-supply = <&pp3300_wifi_bt>; vpcie1v8-supply = <&wlan_pd_n>; /* HACK: see &wlan_pd_n */ vpcie0v9-supply = <&pp900_pcie>; pci_rootport: pcie@0,0 { reg = <0x83000000 0x0 0x00000000 0x0 0x00000000>; #address-cells = <3>; #size-cells = <2>; ranges; 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; }; }; }; &pcie_phy { status = "okay"; }; &pmu_io_domains { status = "okay"; pmu1830-supply = <&pp1800_pmu>; /* PMUIO2_VDD */ }; &pwm0 { status = "okay"; }; &pwm1 { status = "okay"; }; &pwm2 { status = "okay"; }; &pwm3 { status = "okay"; }; &sdhci { /* * Signal integrity isn't great at 200 MHz and 150 MHz (DDR) gives the * same (or nearly the same) performance for all eMMC that are intended * to be used. */ assigned-clock-rates = <150000000>; bus-width = <8>; mmc-hs400-1_8v; mmc-hs400-enhanced-strobe; non-removable; status = "okay"; }; &sdmmc { status = "okay"; /* * Note: configure "sdmmc_cd" as card detect even though it's actually * hooked to ground. Because we specified "cd-gpios" below dw_mmc * should be ignoring card detect anyway. Specifying the pin as * sdmmc_cd means that even if you've got GRF_SOC_CON7[12] (force_jtag) * turned on that the system will still make sure the port is * configured as SDMMC and not JTAG. */ pinctrl-names = "default"; pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_cd_gpio &sdmmc_bus4>; bus-width = <4>; cap-mmc-highspeed; cap-sd-highspeed; cd-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>; disable-wp; sd-uhs-sdr12; sd-uhs-sdr25; sd-uhs-sdr50; sd-uhs-sdr104; vmmc-supply = <&pp3000_sd_slot>; vqmmc-supply = <&ppvar_sd_card_io>; }; &spi1 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-1 = <&spi1_sleep>; spiflash@0 { compatible = "jedec,spi-nor"; reg = <0>; /* May run faster once verified. */ spi-max-frequency = <10000000>; }; }; &spi2 { status = "okay"; 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; }; }; &spi5 { status = "okay"; cros_ec: ec@0 { compatible = "google,cros-ec-spi"; reg = <0>; interrupt-parent = <&gpio0>; interrupts = <1 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&ec_ap_int_l>; spi-max-frequency = <3000000>; i2c_tunnel: i2c-tunnel { compatible = "google,cros-ec-i2c-tunnel"; google,remote-bus = <4>; #address-cells = <1>; #size-cells = <0>; }; cros_ec_pwm: ec-pwm { compatible = "google,cros-ec-pwm"; #pwm-cells = <1>; }; usbc_extcon0: extcon@0 { compatible = "google,extcon-usbc-cros-ec"; google,usb-port-id = <0>; #extcon-cells = <0>; }; usbc_extcon1: extcon@1 { compatible = "google,extcon-usbc-cros-ec"; google,usb-port-id = <1>; #extcon-cells = <0>; }; }; }; &tsadc { status = "okay"; rockchip,hw-tshut-mode = <1>; /* tshut mode 0:CRU 1:GPIO */ rockchip,hw-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */ }; &tcphy0 { status = "okay"; extcon = <&usbc_extcon0>; }; &tcphy1 { status = "okay"; extcon = <&usbc_extcon1>; }; &u2phy0 { status = "okay"; }; &u2phy1 { status = "okay"; }; &u2phy0_host { status = "okay"; }; &u2phy1_host { status = "okay"; }; &u2phy0_otg { status = "okay"; }; &u2phy1_otg { status = "okay"; }; &uart2 { status = "okay"; }; &usb_host0_ehci { status = "okay"; }; &usb_host0_ohci { status = "okay"; }; &usb_host1_ehci { status = "okay"; }; &usb_host1_ohci { status = "okay"; }; &usbdrd3_0 { status = "okay"; extcon = <&usbc_extcon0>; }; &usbdrd_dwc3_0 { status = "okay"; dr_mode = "host"; }; &usbdrd3_1 { status = "okay"; extcon = <&usbc_extcon1>; }; &usbdrd_dwc3_1 { status = "okay"; dr_mode = "host"; }; &vopb { status = "okay"; }; &vopb_mmu { status = "okay"; }; &vopl { status = "okay"; }; &vopl_mmu { status = "okay"; }; #include #include &pinctrl { /* * pinctrl settings for pins that have no real owners. * * At the moment settings are identical for S0 and S3, but if we later * need to configure things differently for S3 we'll adjust here. */ pinctrl-names = "default"; pinctrl-0 = < &ap_pwroff /* AP will auto-assert this when in S3 */ &clk_32k /* This pin is always 32k on gru boards */ /* * We want this driven low ASAP; firmware should help us, but * we can help ourselves too. */ &wlan_module_reset_l >; pcfg_output_low: pcfg-output-low { output-low; }; pcfg_output_high: pcfg-output-high { output-high; }; pcfg_pull_none_8ma: pcfg-pull-none-8ma { bias-disable; drive-strength = <8>; }; backlight-enable { bl_en: bl-en { rockchip,pins = <1 17 RK_FUNC_GPIO &pcfg_pull_none>; }; }; cros-ec { ec_ap_int_l: ec-ap-int-l { rockchip,pins = ; }; }; discrete-regulators { pp1500_en: pp1500-en { rockchip,pins = ; }; pp1800_audio_en: pp1800-audio-en { rockchip,pins = ; }; pp3300_disp_en: pp3300-disp-en { rockchip,pins = ; }; pp3000_en: pp3000-en { rockchip,pins = ; }; sd_io_pwr_en: sd-io-pwr-en { rockchip,pins = ; }; sd_pwr_1800_sel: sd-pwr-1800-sel { rockchip,pins = ; }; sd_slot_pwr_en: sd-slot-pwr-en { rockchip,pins = ; }; wlan_module_pd_l: wlan-module-pd-l { rockchip,pins = ; }; }; codec { /* Has external pullup */ headset_int_l: headset-int-l { rockchip,pins = <1 23 RK_FUNC_GPIO &pcfg_pull_none>; }; mic_int: mic-int { rockchip,pins = <1 13 RK_FUNC_GPIO &pcfg_pull_down>; }; }; max98357a { sdmode_en: sdmode-en { rockchip,pins = <1 2 RK_FUNC_GPIO &pcfg_pull_down>; }; }; pcie { pcie_clkreqn_cpm: pci-clkreqn-cpm { /* * Since our pcie doesn't support ClockPM(CPM), we want * to hack this as gpio, so the EP could be able to * de-assert it along and make ClockPM(CPM) work. */ rockchip,pins = <2 26 RK_FUNC_GPIO &pcfg_pull_none>; }; }; sdmmc { /* * We run sdmmc at max speed; bump up drive strength. * We also have external pulls, so disable the internal ones. */ sdmmc_bus4: sdmmc-bus4 { rockchip,pins = <4 8 RK_FUNC_1 &pcfg_pull_none_8ma>, <4 9 RK_FUNC_1 &pcfg_pull_none_8ma>, <4 10 RK_FUNC_1 &pcfg_pull_none_8ma>, <4 11 RK_FUNC_1 &pcfg_pull_none_8ma>; }; sdmmc_clk: sdmmc-clk { rockchip,pins = <4 12 RK_FUNC_1 &pcfg_pull_none_8ma>; }; sdmmc_cmd: sdmmc-cmd { rockchip,pins = <4 13 RK_FUNC_1 &pcfg_pull_none_8ma>; }; /* * In our case the official card detect is hooked to ground * to avoid getting access to JTAG just by sticking something * in the SD card slot (see the force_jtag bit in the TRM). * * We still configure it as card detect because it doesn't * hurt and dw_mmc will ignore it. We make sure to disable * the pull though so we don't burn needless power. */ sdmmc_cd: sdmmc-cd { rockchip,pins = <0 7 RK_FUNC_1 &pcfg_pull_none>; }; /* This is where we actually hook up CD; has external pull */ sdmmc_cd_gpio: sdmmc-cd-gpio { rockchip,pins = <4 24 RK_FUNC_GPIO &pcfg_pull_none>; }; }; spi1 { spi1_sleep: spi1-sleep { /* * Pull down SPI1 CLK/CS/RX/TX during suspend, to * prevent leakage. */ rockchip,pins = <1 9 RK_FUNC_GPIO &pcfg_pull_down>, <1 10 RK_FUNC_GPIO &pcfg_pull_down>, <1 7 RK_FUNC_GPIO &pcfg_pull_down>, <1 8 RK_FUNC_GPIO &pcfg_pull_down>; }; }; touchscreen { touch_int_l: touch-int-l { rockchip,pins = <3 13 RK_FUNC_GPIO &pcfg_pull_up>; }; touch_reset_l: touch-reset-l { rockchip,pins = <4 26 RK_FUNC_GPIO &pcfg_pull_none>; }; }; trackpad { ap_i2c_tp_pu_en: ap-i2c-tp-pu-en { rockchip,pins = <3 12 RK_FUNC_GPIO &pcfg_output_high>; }; trackpad_int_l: trackpad-int-l { rockchip,pins = <1 4 RK_FUNC_GPIO &pcfg_pull_up>; }; }; wifi { wifi_perst_l: wifi-perst-l { rockchip,pins = <2 27 RK_FUNC_GPIO &pcfg_pull_none>; }; wlan_module_reset_l: wlan-module-reset-l { /* * We want this driven low ASAP (As {Soon,Strongly} As * Possible), to avoid leakage through the powered-down * WiFi. */ rockchip,pins = <1 11 RK_FUNC_GPIO &pcfg_output_low>; }; bt_host_wake_l: bt-host-wake-l { /* Kevin has an external pull up, but Gru does not */ rockchip,pins = <0 3 RK_FUNC_GPIO &pcfg_pull_up>; }; }; write-protect { ap_fw_wp: ap-fw-wp { rockchip,pins = <1 18 RK_FUNC_GPIO &pcfg_pull_up>; }; }; };