1STMPE ADC driver
2----------------
3
4Required properties:
5 - compatible: "st,stmpe-adc"
6
7Optional properties:
8Note that the ADC is shared with the STMPE touchscreen. ADC related settings
9have to be done in the mfd.
10- st,norequest-mask: bitmask specifying which ADC channels should _not_ be
11  requestable due to different usage (e.g. touch)
12
13Node name must be stmpe_adc and should be child node of stmpe node to
14which it belongs.
15
16Example:
17
18	stmpe_adc {
19		compatible = "st,stmpe-adc";
20		st,norequest-mask = <0x0F>; /* dont use ADC CH3-0 */
21	};
22