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MLK-15348-02 arm: dts: imx7ulp: add focaltech touch panel ft5246 support 

Add focaltech new touch panel ft5246 support.
Set the ft5426 as default panel for dts. If want to use the old panel, then
it needs to boot with imx7ulp-evk-ft5416.dtb file.

Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
(cherry picked from commit:963fea909ef5e42294cb2e656e5e3870a2171c01)
pull/10/head
Fugang Duan 2017-08-29 17:40:33 +08:00 committed by Jason Liu
parent 32ac7e6673
commit 69bffaed6f
4 changed files with 23 additions and 1 deletions
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1
arch/arm/boot/dts/Makefile
View File

@ -641,6 +641,7 @@ dtb-$(CONFIG_SOC_IMX7ULP) += \
imx7ulp-evk.dtb \
imx7ulp-evk-emmc.dtb \
imx7ulp-evk-emmc-qspi.dtb \
imx7ulp-evk-ft5416.dtb \
imx7ulp-evk-sd1.dtb \
imx7ulp-evk-lpuart.dtb \
imx7ulp-evk-qspi.dtb \

17
arch/arm/boot/dts/imx7ulp-evk-ft5416.dts 100644
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@ -0,0 +1,17 @@
/*
* Copyright (C) 2017 Freescale Semiconductor, Inc.
*
* This program 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.
*/
#include "imx7ulp-evk.dts"
&lpi2c7 {
focaltech@38 {
focaltech,panel-type = <FT5416>;
focaltech,swap-xy;
/delete-property/focaltech,scaling-down-half;
};
};

3
arch/arm/boot/dts/imx7ulp-evk.dts
View File

@ -388,6 +388,7 @@
reg = <0x38>;
interrupt-parent = <&gpio3>;
interrupts = <0 0x02>;
focaltech,panel-type = <FT5426>;
focaltech,reset-gpio = <&gpio3 1 0x01>;
focaltech,irq-gpio = <&gpio3 0 0x02>;
focaltech,max-touch-number = <5>;
@ -398,7 +399,7 @@
focaltech,keys = <139 102 158>;
focaltech,key-y-coord = <2000>;
focaltech,key-x-coords = <200 600 800>;
focaltech,swap-xy;
focaltech,scaling-down-half;
};
};

3
include/dt-bindings/input/input.h
View File

@ -15,4 +15,7 @@
#define MATRIX_KEY(row, col, code) \
((((row) & 0xFF) << 24) | (((col) & 0xFF) << 16) | ((code) & 0xFFFF))
#define FT5416 0x54160002
#define FT5426 0x54260002
#endif /* _DT_BINDINGS_INPUT_INPUT_H */