Messages in this thread | | | Date | Tue, 15 Sep 2015 17:30:53 +0200 | From | Maxime Ripard <> | Subject | Re: [PATCH 4/4] devicetree: bindings:Allwinner sun4i keypad |
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On Wed, Sep 16, 2015 at 12:05:57AM +1000, yassinjaffer@gmail.com wrote: > From: Yassin Jaffer <yassinjaffer@gmail.com> > > Signed-off-by: Yassin Jaffer <yassinjaffer@gmail.com> > --- > .../devicetree/bindings/input/sun4i-keypad.txt | 56 ++++++++++++++++++++++ > 1 file changed, 56 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/sun4i-keypad.txt > > diff --git a/Documentation/devicetree/bindings/input/sun4i-keypad.txt b/Documentation/devicetree/bindings/input/sun4i-keypad.txt > new file mode 100644 > index 0000000..60ed0f2 > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/sun4i-keypad.txt > @@ -0,0 +1,56 @@ > +Allwinner sun4i keypad > +------------------------------------------------ > + > +Required properties: > + - compatible: "allwinner,sun4i-a10-keypad" > + - reg: mmio address range of the chip > + - interrupts: interrupt to which the chip is connected > + - clocks : shall reference keypad controller clocks. > + - clock-names : keypad controller internal clock names. Shall contain : > + * "apb" : APB gating clock > + * "keypad" : keypad controller clock > + > +Required Board Specific Properties: > +- pinctrl-names: The definition can be found at > +pinctrl/pinctrl-bindings.txt. > + > +- pinctrl-0: The definition can be found at > +pinctrl/pinctrl-bindings.txt. > + > +- linux,keymap: The definition can be found at > +bindings/input/matrix-keymap.txt. > + > +Optional properties: > + - scan-cycle: device specific scan cycle > + - debounce-cycle: device specific debounce cycle > + - autorepeat: If specified device will autorepeat
Are those properties generic? I couldn't find them defined anywhere.
In which units are those properties?
> + > +Example: > + > +#include <dt-bindings/input/input.h> > + > + kp: kp@01c23000 { > + compatible = "allwinner,sun4i-a10-keypad"; > + reg = <0x01c23000 0x400>; > + interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&apb0_gates 10>, <&keypad_clk>; > + clock-names = "apb", "keypad"; > + pinctrl-names = "default"; > + pinctrl-0 = <&keypad_rows>, <&keypad_cols>; > + linux,keymap = <0x00000067 /* KEY_UP */ > + 0x0001006c /* KEY_DOWN */ > + 0x00020072 /* KEY_VOLUMEDOWN */ > + 0x00030066 /* KEY_HOME */ > + 0x0100006a /* KEY_RIGHT */ > + 0x01010069 /* KEY_LEFT */ > + 0x0102001c /* KEY_ENTER */ > + 0x01030073 /* KEY_VOLUMEUP */ > + 0x02000040 /* KEY_F6 */ > + 0x02010042 /* KEY_F8 */ > + 0x02020043 /* KEY_F9 */ > + 0x02030044 /* KEY_F10 */ > + 0x0300003b /* KEY_F1 */ > + 0x0301003c /* KEY_F2 */ > + 0x0302003d /* KEY_F3 */ > + 0x03030074>; /* KEY_POWER */
You don't seem to use the header you just told us to include.
Thanks! Maxime
-- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com [unhandled content-type:application/pgp-signature] | |