diff options
Diffstat (limited to 'arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts')
| -rw-r--r-- | arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts b/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts new file mode 100644 index 000000000..c31c97d16 --- /dev/null +++ b/arch/arm/boot/dts/sun8i-a83t-allwinner-h8homlet-v2.dts @@ -0,0 +1,281 @@ +/* + * Copyright 2015 Vishnu Patekar + * Vishnu Patekar <vishnupatekar0510@gmail.com> + * + * 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. + */ + +/dts-v1/; +#include "sun8i-a83t.dtsi" + +#include <dt-bindings/gpio/gpio.h> + +/ { + model = "Allwinner A83T H8Homlet Proto Dev Board v2.0"; + compatible = "allwinner,h8homlet-v2", "allwinner,sun8i-a83t"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + reg_usb0_vbus: reg-usb0-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb0-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + enable-active-high; + gpio = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ + }; + + reg_usb1_vbus: reg-usb1-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb1-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + enable-active-high; + gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ + }; +}; + +&cpu0 { + cpu-supply = <®_dcdc2>; +}; + +&cpu100 { + cpu-supply = <®_dcdc3>; +}; + +&ehci0 { + status = "okay"; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins>; + vmmc-supply = <®_dcdc1>; + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ + bus-width = <4>; + status = "okay"; +}; + +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_8bit_emmc_pins>; + vmmc-supply = <®_dcdc1>; + vqmmc-supply = <®_dcdc1>; + bus-width = <8>; + non-removable; + cap-mmc-hw-reset; + status = "okay"; +}; + +&ohci0 { + status = "okay"; +}; + +&r_rsb { + status = "okay"; + + axp81x: pmic@3a3 { + compatible = "x-powers,axp818", "x-powers,axp813"; + reg = <0x3a3>; + interrupt-parent = <&r_intc>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>; + eldoin-supply = <®_dcdc1>; + swin-supply = <®_dcdc1>; + }; + + ac100: codec@e89 { + compatible = "x-powers,ac100"; + reg = <0xe89>; + + ac100_codec: codec { + compatible = "x-powers,ac100-codec"; + interrupt-parent = <&r_pio>; + interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */ + #clock-cells = <0>; + clock-output-names = "4M_adda"; + }; + + ac100_rtc: rtc { + compatible = "x-powers,ac100-rtc"; + interrupt-parent = <&r_intc>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>; + clocks = <&ac100_codec>; + #clock-cells = <1>; + clock-output-names = "cko1_rtc", + "cko2_rtc", + "cko3_rtc"; + }; + }; +}; + +#include "axp81x.dtsi" + +&ac_power_supply { + status = "okay"; +}; + +®_aldo1 { + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "vcc-1v8"; +}; + +®_aldo2 { + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "dram-pll"; +}; + +®_aldo3 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "avcc"; +}; + +®_dcdc1 { + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-3v3"; +}; + +®_dcdc2 { + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpua"; +}; + +®_dcdc3 { + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpub"; +}; + +®_dcdc4 { + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-gpu"; +}; + +®_dcdc5 { + regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-name = "vcc-dram"; +}; + +®_dcdc6 { + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + regulator-name = "vdd-sys"; +}; + +®_dldo2 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-mipi"; +}; + +®_dldo4 { + /* + * The PHY requires 20ms after all voltages are applied until core + * logic is ready and 30ms after the reset pin is de-asserted. + * Set a 100ms delay to account for PMIC ramp time and board traces. + */ + regulator-enable-ramp-delay = <100000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-ephy"; +}; + +®_fldo1 { + regulator-min-microvolt = <1080000>; + regulator-max-microvolt = <1320000>; + regulator-name = "vdd12-hsic"; +}; + +®_fldo2 { + /* + * Despite the embedded CPUs core not being used in any way, + * this must remain on or the system will hang. + */ + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpus"; +}; + +®_rtc_ldo { + regulator-name = "vcc-rtc"; +}; + +®_sw { + regulator-name = "vcc-wifi"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pb_pins>; + status = "okay"; +}; + +&usbphy { + usb0_vbus-supply = <®_usb0_vbus>; + usb1_vbus-supply = <®_usb1_vbus>; + status = "okay"; +}; + +&usb_otg { + dr_mode = "host"; + status = "okay"; +}; |