/* * sun9i-a80-cx-a99.dts - Device Tree file for the Sunchip CX-A99 board. * * Copyright (C) 2017 Rask Ingemann Lambertsen * * 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. */ /* * The Sunchip CX-A99 board is found in several similar Android media * players, such as: * * Instabox Fantasy A8 (no external antenna) * Jesurun CS-Q8 (ships with larger remote control) * Jesurun Maxone * Rikomagic (RKM) MK80/MK80LE * Tronsmart Draco AW80 Meta/Telos * * See the Sunchip CX-A99 page on the Linux-sunxi wiki for more information. */ /dts-v1/; #include "sun9i-a80.dtsi" #include / { model = "Sunchip CX-A99"; compatible = "sunchip,cx-a99", "allwinner,sun9i-a80"; aliases { serial0 = &uart0; }; chosen { stdout-path = "serial0:115200n8"; }; leds { compatible = "gpio-leds"; blue { gpios = <&pio 6 10 GPIO_ACTIVE_HIGH>; /* PG10 */ label = "cx-a99:blue:status"; }; red { gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */ label = "cx-a99:red:status"; }; }; powerseq_wifi: powerseq-wifi { compatible = "mmc-pwrseq-simple"; clocks = <&ac100_rtc 1>; clock-names = "ext_clock"; reset-gpios = <&r_pio 1 0 GPIO_ACTIVE_LOW>; /* PM0 */ post-power-on-delay-ms = <1>; /* Minimum 2 cycles. */ }; /* USB 2.0 connector closest to the 12 V power connector. */ reg_usb1_vbus: regulator-usb1-vbus { compatible = "regulator-fixed"; regulator-name = "usb1-vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; gpio = <&r_pio 0 7 /* no flag support */ 0>; /* PL7 */ enable-active-high; }; /* USB 2.0 connector next to the SD card slot. */ reg_usb3_vbus: regulator-usb3-vbus { compatible = "regulator-fixed"; regulator-name = "usb3-vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; gpio = <&r_pio 0 8 /* no flag support */ 0>; /* PL8 */ enable-active-high; }; /* * OZ80120 voltage regulator for the four Cortex-A15 CPU cores. * Although the regulator can output 750 - 1200 mV, the permissible * range for the CPU cores is only 800 - 1100 mV. */ reg_vdd_cpub: regulator-vdd-cpub { compatible = "regulator-gpio"; regulator-always-on; regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd-cpub"; /* Note: GPIO flags are not supported here . */ enable-gpio = <&r_pio 0 2 /* flags n/a */ 0>; /* PL2 */ enable-active-high; gpios = <&r_pio 0 3 /* no flag support */ 0>, /* PL3 */ <&r_pio 0 4 /* no flag support */ 0>, /* PL4 */ <&r_pio 0 5 /* no flag support */ 0>; /* PL5 */ gpios-states = <1 0 0>; states = < 750000 0x7 800000 0x3 850000 0x5 900000 0x1 950000 0x6 1000000 0x2 1100000 0x4 1200000 0x0>; }; }; &ehci0 { status = "okay"; }; &ehci2 { status = "okay"; }; /* * SD card slot. Although the GPIO pin for card detection is listed as capable * of generating interrupts in the "A80 User Manual", this doesn't work for * some unknown reason, so poll the GPIO for card detection. This is also what * the vendor sys_config.fex file specifies. */ &mmc0 { bus-width = <4>; cd-gpios = <&pio 7 17 GPIO_ACTIVE_LOW>; /* PH17 */ broken-cd; /* Poll. */ pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; vmmc-supply = <®_dcdce>; status = "okay"; }; /* Ampak AP6335 IEEE 802.11 a/b/g/n/ac Wifi. */ &mmc1 { bus-width = <4>; non-removable; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; vmmc-supply = <®_cldo3>; /* See cldo2,cldo3 note. */ vqmmc-supply = <®_aldo2>; mmc-pwrseq = <&powerseq_wifi>; status = "okay"; }; /* On-board eMMC card. */ &mmc2 { bus-width = <8>; non-removable; pinctrl-names = "default"; pinctrl-0 = <&mmc2_8bit_pins>; vmmc-supply = <®_dcdce>; status = "okay"; }; &osc32k { clocks = <&ac100_rtc 0>; }; &r_ir { status = "okay"; }; &r_rsb { status = "okay"; ac100: codec@e89 { compatible = "x-powers,ac100"; reg = <0xe89>; ac100_codec: codec { compatible = "x-powers,ac100-codec"; interrupt-parent = <&r_pio>; interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */ #clock-cells = <0>; clock-output-names = "4M_adda"; }; ac100_rtc: rtc { compatible = "x-powers,ac100-rtc"; interrupt-parent = <&nmi_intc>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; clocks = <&ac100_codec>; #clock-cells = <1>; clock-output-names = "cko1_rtc", "cko2_rtc", "cko3_rtc"; }; }; pmic@745 { compatible = "x-powers,axp808", "x-powers,axp806"; x-powers,master-mode; reg = <0x745>; interrupt-parent = <&nmi_intc>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; interrupt-controller; #interrupt-cells = <1>; swin-supply = <®_dcdce>; regulators { reg_aldo1: aldo1 { regulator-boot-on; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; regulator-name = "vcc-3v0"; }; /* Supplies pin groups G and M. */ reg_aldo2: aldo2 { regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3600000>; regulator-name = "vddio-wifi-codec"; }; reg_aldo3: aldo3 { regulator-boot-on; regulator-min-microvolt = <2500000>; regulator-max-microvolt = <2500000>; regulator-name = "vddio-gmac"; }; reg_bldo1: bldo1 { regulator-always-on; /* Hang if disabled */ regulator-min-microvolt = <1700000>; regulator-max-microvolt = <1900000>; regulator-name = "vdd18-dll-vcc18-pll"; }; reg_bldo2: bldo2 { regulator-always-on; /* Hang if disabled */ regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd-cpus"; }; reg_bldo3: bldo3 { regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1300000>; regulator-name = "vcc12-hsic"; }; reg_bldo4: bldo4 { regulator-boot-on; regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd09-hdmi"; }; /* Supplies PLx pins which control some regulators. */ reg_cldo1: cldo1 { regulator-always-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc-pl-led"; }; /* * cldo2 and cldo3 are connected in parallel. * There is currently no way to express that. * For now, use regulator-always-on on cldo2 and lock * the voltage on both to 3.3 V. */ reg_cldo2: cldo2 { regulator-always-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vbat2-wifi+bt"; }; reg_cldo3: cldo3 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vbat1-wifi+bt"; }; reg_dcdca: dcdca { regulator-always-on; regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd-cpua"; }; reg_dcdcb: dcdcb { regulator-always-on; regulator-min-microvolt = <1450000>; regulator-max-microvolt = <1550000>; regulator-name = "vcc-dram"; }; reg_dcdcc: dcdcc { regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd-gpu"; }; reg_dcdcd: dcdcd { regulator-always-on; /* Hang if disabled. */ regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1100000>; regulator-name = "vdd-sys"; }; /* Supplies pin groups B-F and H. */ reg_dcdce: dcdce { regulator-always-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc-io-mmc-spdif"; }; reg_sw: sw { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc-gmac-codec"; }; }; }; }; /* * 5-pin connector opposite of the SD card slot: * 1 = GND (pointed to by small triangle), 2 = GND, 3 = 3.3 V, 4 = RX, 5 = TX. */ &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_ph_pins>; status = "okay"; }; &usbphy1 { phy-supply = <®_usb1_vbus>; status = "okay"; }; &usbphy3 { phy-supply = <®_usb3_vbus>; status = "okay"; };