[mirror_ubuntu-artful-kernel.git] / arch / arm64 / boot / dts / amlogic / meson-gxbb-p200.dts

/*
 * Copyright (c) 2016 Andreas Färber
 * Copyright (c) 2016 BayLibre, Inc.
 * Author: Kevin Hilman <khilman@kernel.org>
 *
 * 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 library 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 library 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 "meson-gxbb-p20x.dtsi"
#include <dt-bindings/input/input.h>

/ {
	compatible = "amlogic,p200", "amlogic,meson-gxbb";
	model = "Amlogic Meson GXBB P200 Development Board";

	avdd18_usb_adc: regulator-avdd18_usb_adc {
		compatible = "regulator-fixed";
		regulator-name = "AVDD18_USB_ADC";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	adc_keys {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1800000>;

		button-home {
			label = "Home";
			linux,code = <KEY_HOME>;
			press-threshold-microvolt = <900000>; /* 50% */
		};

		button-esc {
			label = "Esc";
			linux,code = <KEY_ESC>;
			press-threshold-microvolt = <684000>; /* 38% */
		};

		button-up {
			label = "Volume Up";
			linux,code = <KEY_VOLUMEUP>;
			press-threshold-microvolt = <468000>; /* 26% */
		};

		button-down {
			label = "Volume Down";
			linux,code = <KEY_VOLUMEDOWN>;
			press-threshold-microvolt = <252000>; /* 14% */
		};

		button-menu {
			label = "Menu";
			linux,code = <KEY_MENU>;
			press-threshold-microvolt = <0>; /* 0% */
		};
	};
};

&i2c_B {
	status = "okay";
	pinctrl-0 = <&i2c_b_pins>;
	pinctrl-names = "default";
};

&saradc {
	status = "okay";
	vref-supply = <&avdd18_usb_adc>;
};
Commit	Line	Data
ac40004d KH	1	/*
	2	* Copyright (c) 2016 Andreas Färber
	3	* Copyright (c) 2016 BayLibre, Inc.
	4	* Author: Kevin Hilman <khilman@kernel.org>
	5	*
	6	* This file is dual-licensed: you can use it either under the terms
	7	* of the GPL or the X11 license, at your option. Note that this dual
	8	* licensing only applies to this file, and not this project as a
	9	* whole.
	10	*
	11	* a) This library is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License as
	13	* published by the Free Software Foundation; either version 2 of the
	14	* License, or (at your option) any later version.
	15	*
	16	* This library is distributed in the hope that it will be useful,
	17	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	19	* GNU General Public License for more details.
	20	*
	21	* Or, alternatively,
	22	*
	23	* b) Permission is hereby granted, free of charge, to any person
	24	* obtaining a copy of this software and associated documentation
	25	* files (the "Software"), to deal in the Software without
	26	* restriction, including without limitation the rights to use,
	27	* copy, modify, merge, publish, distribute, sublicense, and/or
	28	* sell copies of the Software, and to permit persons to whom the
	29	* Software is furnished to do so, subject to the following
	30	* conditions:
	31	*
	32	* The above copyright notice and this permission notice shall be
	33	* included in all copies or substantial portions of the Software.
	34	*
	35	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	36	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
	37	* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	38	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
	39	* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
	40	* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	41	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	42	* OTHER DEALINGS IN THE SOFTWARE.
	43	*/
	44
	45	/dts-v1/;
	46
	47	#include "meson-gxbb-p20x.dtsi"
6b6a1867	48	#include <dt-bindings/input/input.h>
ac40004d KH	49
	50	/ {
	51	compatible = "amlogic,p200", "amlogic,meson-gxbb";
	52	model = "Amlogic Meson GXBB P200 Development Board";
6b6a1867 NA	53
	54	avdd18_usb_adc: regulator-avdd18_usb_adc {
	55	compatible = "regulator-fixed";
	56	regulator-name = "AVDD18_USB_ADC";
	57	regulator-min-microvolt = <1800000>;
	58	regulator-max-microvolt = <1800000>;
	59	};
	60
	61	adc_keys {
	62	compatible = "adc-keys";
	63	io-channels = <&saradc 0>;
	64	io-channel-names = "buttons";
	65	keyup-threshold-microvolt = <1800000>;
	66
	67	button-home {
	68	label = "Home";
	69	linux,code = <KEY_HOME>;
	70	press-threshold-microvolt = <900000>; /* 50% */
	71	};
	72
	73	button-esc {
	74	label = "Esc";
	75	linux,code = <KEY_ESC>;
	76	press-threshold-microvolt = <684000>; /* 38% */
	77	};
	78
	79	button-up {
	80	label = "Volume Up";
	81	linux,code = <KEY_VOLUMEUP>;
	82	press-threshold-microvolt = <468000>; /* 26% */
	83	};
	84
	85	button-down {
	86	label = "Volume Down";
	87	linux,code = <KEY_VOLUMEDOWN>;
	88	press-threshold-microvolt = <252000>; /* 14% */
	89	};
	90
	91	button-menu {
	92	label = "Menu";
	93	linux,code = <KEY_MENU>;
	94	press-threshold-microvolt = <0>; /* 0% */
	95	};
	96	};
ac40004d	97	};
cb700f49 JB	98
	99	&i2c_B {
	100	status = "okay";
	101	pinctrl-0 = <&i2c_b_pins>;
	102	pinctrl-names = "default";
	103	};
6b6a1867 NA	104
	105	&saradc {
	106	status = "okay";
	107	vref-supply = <&avdd18_usb_adc>;
	108	};