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90cb4b8c7e
Add a dt node describing the mma7660 accelerometer on the polaroid-mid2407pxe03 tablet. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
119 lines
3.5 KiB
Plaintext
119 lines
3.5 KiB
Plaintext
/*
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* Copyright 2016 Hans de Goede <hdegoede@redhat.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "sun8i-a23.dtsi"
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#include "sun8i-reference-design-tablet.dtsi"
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/ {
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model = "Polaroid MID2407PXE03 tablet";
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compatible = "polaroid,mid2407pxe03", "allwinner,sun8i-a23";
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aliases {
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ethernet0 = &esp8089;
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};
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wifi_pwrseq: wifi_pwrseq {
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compatible = "mmc-pwrseq-simple";
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pinctrl-names = "default";
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pinctrl-0 = <&wifi_pwrseq_pin_mid2407>;
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reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */
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/* The esp8089 needs 200 ms after driving wifi-en high */
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post-power-on-delay-ms = <200>;
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};
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};
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&i2c1 {
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mma7660: accelerometer@4c {
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reg = <0x4c>;
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compatible = "fsl,mma7660";
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};
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};
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&mmc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins_a>;
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vmmc-supply = <®_dldo1>;
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mmc-pwrseq = <&wifi_pwrseq>;
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bus-width = <4>;
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non-removable;
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status = "okay";
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esp8089: sdio_wifi@1 {
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compatible = "esp,esp8089";
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reg = <1>;
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esp,crystal-26M-en = <2>;
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};
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};
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&mmc1_pins_a {
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allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
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};
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&r_pio {
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wifi_pwrseq_pin_mid2407: wifi_pwrseq_pin@0 {
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allwinner,pins = "PL6";
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allwinner,function = "gpio_out";
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allwinner,drive = <SUN4I_PINCTRL_10_MA>;
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allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
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};
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};
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®_ldo_io1 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vcc-touchscreen";
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status = "okay";
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};
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&touchscreen {
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reg = <0x40>;
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compatible = "silead,gsl1680";
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firmware-name = "gsl1680-polaroid-mid2407pxe03.fw";
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touchscreen-size-x = <960>;
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touchscreen-size-y = <640>;
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touchscreen-inverted-x;
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touchscreen-inverted-y;
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vddio-supply = <®_ldo_io1>;
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status = "okay";
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};
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