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cubelinux-kernel/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt
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Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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Freescale MX25 ADC/TSC MultiFunction Device (MFD)
This device combines two general purpose conversion queues one used for general
ADC and the other used for touchscreens.
Required properties:
- compatible: Should be "fsl,imx25-tsadc".
- reg: Start address and size of the memory area of
the device
- interrupts: Interrupt for this device
(See: ../interrupt-controller/interrupts.txt)
- clocks: An 'ipg' clock (See: ../clock/clock-bindings.txt)
- interrupt-controller: This device is an interrupt controller. It
controls the interrupts of both
conversion queues.
- #interrupt-cells: Should be '<1>'.
- #address-cells: Should be '<1>'.
- #size-cells: Should be '<1>'.
This device includes two conversion queues which can be added as subnodes.
The first queue is for the touchscreen, the second for general purpose ADC.
Example:
tscadc: tscadc@50030000 {
compatible = "fsl,imx25-tsadc";
reg = <0x50030000 0xc>;
interrupts = <46>;
clocks = <&clks 119>;
clock-names = "ipg";
interrupt-controller;
#interrupt-cells = <1>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
tsc: tcq@50030400 {
compatible = "fsl,imx25-tcq";
reg = <0x50030400 0x60>;
...
};
adc: gcq@50030800 {
compatible = "fsl,imx25-gcq";
reg = <0x50030800 0x60>;
...
};
};