Hi Rob, Dmitry, On 01/26/2019 04:29 PM, Vladimir Zapolskiy wrote: > The keypad controller on NXP LPC32xx requires its clock gate to be open, > therefore add description of the requires 'clocks' property. > > In addition adjust the example by adding description of required 'clocks' > property and by fixing 'interrupts' property. > > Signed-off-by: Vladimir Zapolskiy <vz@xxxxxxxxx> > --- > Documentation/devicetree/bindings/input/lpc32xx-key.txt | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/input/lpc32xx-key.txt b/Documentation/devicetree/bindings/input/lpc32xx-key.txt > index bcf62f856358..2b075a080d30 100644 > --- a/Documentation/devicetree/bindings/input/lpc32xx-key.txt > +++ b/Documentation/devicetree/bindings/input/lpc32xx-key.txt > @@ -8,6 +8,7 @@ Required Properties: > - reg: Physical base address of the controller and length of memory mapped > region. > - interrupts: The interrupt number to the cpu. > +- clocks: phandle to clock controller plus clock-specifier pair > - nxp,debounce-delay-ms: Debounce delay in ms > - nxp,scan-delay-ms: Repeated scan period in ms > - linux,keymap: the key-code to be reported when the key is pressed > @@ -22,7 +23,9 @@ Example: > key@40050000 { > compatible = "nxp,lpc3220-key"; > reg = <0x40050000 0x1000>; > - interrupts = <54 0>; > + clocks = <&clk LPC32XX_CLK_KEY>; > + interrupt-parent = <&sic1>; > + interrupts = <22 IRQ_TYPE_LEVEL_HIGH>; > keypad,num-rows = <1>; > keypad,num-columns = <1>; > nxp,debounce-delay-ms = <3>; > if you find time, please review/ack this change before 5.0-rc5 to give me a chance to push it through ARM tree, thank you in advance. -- Best wishes, Vladimir