linux/arch/arm/boot/dts/imx6q-b450v3.dts
Ken Lin d088391530 ARM: dts: imx6q-bx50v3: change pca953x GPIO default settings
Leave pca953x P06,P07 pins on b850v3 platform and P06 pin on
b450v3/b650v3 unconfigured in the kernel space since they could be
configured as DP1_RST and DP2_RST by the applications for the DP FW
update support.

Signed-off-by: Ken Lin <ken.lin@advantech.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2017-03-07 12:38:34 +01:00

115 lines
3.0 KiB
Plaintext

/*
* Copyright 2015 Timesys Corporation.
* Copyright 2015 General Electric Company
*
* 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
* version 2 as published by the Free Software Foundation.
*
* 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 "imx6q-bx50v3.dtsi"
/ {
model = "General Electric B450v3";
compatible = "ge,imx6q-b450v3", "advantech,imx6q-ba16", "fsl,imx6q";
chosen {
stdout-path = &uart3;
};
panel-lvds0 {
compatible = "innolux,g121x1-l03";
backlight = <&backlight_lvds>;
power-supply = <&reg_lvds>;
port {
panel_in_lvds0: endpoint {
remote-endpoint = <&lvds0_out>;
};
};
};
};
&clks {
assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
<&clks IMX6QDL_CLK_LDB_DI1_SEL>;
assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>,
<&clks IMX6QDL_CLK_PLL3_USB_OTG>;
};
&ldb {
status = "okay";
lvds0: lvds-channel@0 {
fsl,data-mapping = "spwg";
fsl,data-width = <24>;
status = "okay";
port@4 {
reg = <4>;
lvds0_out: endpoint {
remote-endpoint = <&panel_in_lvds0>;
};
};
};
};
&pca9539 {
P04 {
gpio-hog;
gpios = <4 0>;
output-low;
line-name = "PCA9539-P04";
};
P05 {
gpio-hog;
gpios = <5 0>;
output-low;
line-name = "PCA9539-P05";
};
P07 {
gpio-hog;
gpios = <7 0>;
output-low;
line-name = "PCA9539-P07";
};
};