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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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35d38f30ee
Add touchscreen node as i2c1 slave device on Engicam Is.IoT MX6UL modules, the touchscreen controlled 'st,stmpe-ts' connected via i2c with st,stmpe811 mfd interface. Cc: Matteo Lisi <matteo.lisi@engicam.com> Cc: Michael Trimarchi <michael@amarulasolutions.com> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
142 lines
4.2 KiB
Plaintext
142 lines
4.2 KiB
Plaintext
/*
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* Copyright (C) 2016 Amarula Solutions B.V.
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* Copyright (C) 2016 Engicam S.r.l.
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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
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* version 2 as published by the Free Software Foundation.
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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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&i2c1 {
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stmpe811: gpio-expander@44 {
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compatible = "st,stmpe811";
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reg = <0x44>;
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_stmpe>;
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interrupt-parent = <&gpio1>;
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interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
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interrupt-controller;
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#interrupt-cells = <2>;
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stmpe: touchscreen {
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compatible = "st,stmpe-ts";
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st,sample-time = <4>;
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st,mod-12b = <1>;
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st,ref-sel = <0>;
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st,adc-freq = <1>;
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st,ave-ctrl = <1>;
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st,touch-det-delay = <2>;
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st,settling = <2>;
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st,fraction-z = <7>;
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st,i-drive = <1>;
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};
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};
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};
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&lcdif {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lcdif_dat
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&pinctrl_lcdif_ctrl>;
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display = <&display0>;
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status = "okay";
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display0: display {
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bits-per-pixel = <16>;
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bus-width = <18>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <28000000>;
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hactive = <800>;
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vactive = <480>;
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hfront-porch = <30>;
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hback-porch = <30>;
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hsync-len = <64>;
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vback-porch = <5>;
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vfront-porch = <5>;
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vsync-len = <20>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <1>;
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pixelclk-active = <0>;
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};
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};
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};
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};
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&iomuxc {
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pinctrl_lcdif_ctrl: lcdifctrlgrp {
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fsl,pins = <
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MX6UL_PAD_LCD_CLK__LCDIF_CLK 0x79
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MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE 0x79
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MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC 0x79
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MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC 0x79
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>;
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};
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pinctrl_lcdif_dat: lcdifdatgrp {
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fsl,pins = <
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MX6UL_PAD_LCD_DATA00__LCDIF_DATA00 0x79
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MX6UL_PAD_LCD_DATA01__LCDIF_DATA01 0x79
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MX6UL_PAD_LCD_DATA02__LCDIF_DATA02 0x79
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MX6UL_PAD_LCD_DATA03__LCDIF_DATA03 0x79
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MX6UL_PAD_LCD_DATA04__LCDIF_DATA04 0x79
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MX6UL_PAD_LCD_DATA05__LCDIF_DATA05 0x79
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MX6UL_PAD_LCD_DATA06__LCDIF_DATA06 0x79
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MX6UL_PAD_LCD_DATA07__LCDIF_DATA07 0x79
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MX6UL_PAD_LCD_DATA08__LCDIF_DATA08 0x79
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MX6UL_PAD_LCD_DATA09__LCDIF_DATA09 0x79
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MX6UL_PAD_LCD_DATA10__LCDIF_DATA10 0x79
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MX6UL_PAD_LCD_DATA11__LCDIF_DATA11 0x79
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MX6UL_PAD_LCD_DATA12__LCDIF_DATA12 0x79
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MX6UL_PAD_LCD_DATA13__LCDIF_DATA13 0x79
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MX6UL_PAD_LCD_DATA14__LCDIF_DATA14 0x79
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MX6UL_PAD_LCD_DATA15__LCDIF_DATA15 0x79
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MX6UL_PAD_LCD_DATA16__LCDIF_DATA16 0x79
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MX6UL_PAD_LCD_DATA17__LCDIF_DATA17 0x79
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>;
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};
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pinctrl_stmpe: stmpegrp {
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fsl,pins = <
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MX6UL_PAD_UART1_CTS_B__GPIO1_IO18 0x1b0b0
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>;
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};
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};
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