[PATCH RESEND 4/7] MFD: ti_am335x_tscadc: add device tree binding information
From: Patil, Rachna <hidden>
Date: 2012-11-07 07:08:49
Also in:
linux-devicetree, linux-iio, lkml
Subsystem:
multifunction devices (mfd), open firmware and flattened device tree bindings, the rest · Maintainers:
Lee Jones, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Signed-off-by: Patil, Rachna <redacted> --- .../devicetree/bindings/mfd/ti_am335x_tscadc.txt | 35 ++++++++++++++++++++ 1 files changed, 35 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/mfd/ti_am335x_tscadc.txt
diff --git a/Documentation/devicetree/bindings/mfd/ti_am335x_tscadc.txt b/Documentation/devicetree/bindings/mfd/ti_am335x_tscadc.txt
new file mode 100644
index 0000000..c13c492
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/ti_am335x_tscadc.txt@@ -0,0 +1,35 @@ +Texas Instruments - TSC / ADC multi-functional device + +ti_tscadc is a multi-function device with touchscreen and ADC on chip. +This document describes the binding for mfd device. + +Required properties: +- compatible: "ti,ti-tscadc" +- reg: Specifies the address of MFD block +- interrupts: IRQ line connected to the main SoC +- interrupt-parent: The parent interrupt controller + +Optional properties: +- ti,hwmods: Hardware information related to TSC/ADC MFD device + +Example: + + tscadc: tscadc@44e0d000 { + compatible = "ti,ti-tscadc"; + reg = <0x44e0d000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <16>; + ti,hwmods = "adc_tsc"; + + tsc { + wires = <4>; + x-plate-resistance = <200>; + steps-to-configure = <5>; + wire-config = <0x00 0x11 0x22 0x33>; + }; + + adc { + adc-channels = <4>; + }; + };
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1.7.0.4