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3e176720e6
This patch add support for lcdif backlight on Is.IoT MX6UL variant boards. 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>
144 lines
4.3 KiB
Plaintext
144 lines
4.3 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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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include "imx6ul.dtsi"
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/ {
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memory {
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reg = <0x80000000 0x20000000>;
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};
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chosen {
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stdout-path = &uart1;
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};
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backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm8 0 100000>;
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brightness-levels = < 0 1 2 3 4 5 6 7 8 9
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10 11 12 13 14 15 16 17 18 19
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20 21 22 23 24 25 26 27 28 29
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30 31 32 33 34 35 36 37 38 39
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40 41 42 43 44 45 46 47 48 49
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50 51 52 53 54 55 56 57 58 59
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60 61 62 63 64 65 66 67 68 69
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70 71 72 73 74 75 76 77 78 79
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80 81 82 83 84 85 86 87 88 89
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90 91 92 93 94 95 96 97 98 99
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100>;
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default-brightness-level = <100>;
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};
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};
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&pwm8 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pwm8>;
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart1>;
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status = "okay";
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};
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&usdhc1 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz";
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pinctrl-0 = <&pinctrl_usdhc1>;
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pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
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cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
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bus-width = <4>;
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no-1-8-v;
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status = "okay";
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};
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&iomuxc {
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pinctrl_pwm8: pwm8grp {
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fsl,pins = <
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MX6UL_PAD_ENET1_RX_ER__PWM8_OUT 0x110b0
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>;
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};
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pinctrl_uart1: uart1grp {
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fsl,pins = <
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MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
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MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
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>;
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};
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pinctrl_usdhc1: usdhc1grp {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
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>;
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};
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pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170b9
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100b9
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9
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>;
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};
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pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
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fsl,pins = <
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MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170f9
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MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100f9
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MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9
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MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9
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MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9
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MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9
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>;
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};
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};
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