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input: touchscreen: mxs-lradc: Add support for touchscreen

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Add 4-wire/5-wire touchscreen controller.

Signed-off-by: Ksenija Stanojevic <ksenija.stanojevic@gmail.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Ksenija Stanojevic
2017-03-16 13:27:11 +01:00
committed by Lee Jones
parent 6dd112b9f8
commit d81ca730e3
3 changed files with 725 additions and 0 deletions
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10
drivers/input/touchscreen/Kconfig
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@@ -829,6 +829,16 @@ config TOUCHSCREEN_USB_COMPOSITE
To compile this driver as a module, choose M here: the
module will be called usbtouchscreen.
config TOUCHSCREEN_MXS_LRADC
tristate "Freescale i.MX23/i.MX28 LRADC touchscreen"
depends on MFD_MXS_LRADC
help
Say Y here if you have a touchscreen connected to the low-resolution
analog-to-digital converter (LRADC) on an i.MX23 or i.MX28 processor.
To compile this driver as a module, choose M here: the module will be
called mxs-lradc-ts.
config TOUCHSCREEN_MX25
tristate "Freescale i.MX25 touchscreen input driver"
depends on MFD_MX25_TSADC

1
drivers/input/touchscreen/Makefile
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@@ -45,6 +45,7 @@ obj-$(CONFIG_TOUCHSCREEN_INEXIO) += inexio.o
obj-$(CONFIG_TOUCHSCREEN_IPROC) += bcm_iproc_tsc.o
obj-$(CONFIG_TOUCHSCREEN_LPC32XX) += lpc32xx_ts.o
obj-$(CONFIG_TOUCHSCREEN_MAX11801) += max11801_ts.o
obj-$(CONFIG_TOUCHSCREEN_MXS_LRADC) += mxs-lradc-ts.o
obj-$(CONFIG_TOUCHSCREEN_MX25) += fsl-imx25-tcq.o
obj-$(CONFIG_TOUCHSCREEN_MC13783) += mc13783_ts.o
obj-$(CONFIG_TOUCHSCREEN_MCS5000) += mcs5000_ts.o

714
drivers/input/touchscreen/mxs-lradc-ts.c Normal file
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