Messages in this thread | | | Date | Fri, 12 Aug 2016 14:00:31 -0500 | From | Rob Herring <> | Subject | Re: [PATCH 2/2] ARM: dts: am335x-icev2: Add nodes for gpio-decoder |
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On Fri, Aug 12, 2016 at 10:22:29AM +0530, Vignesh R wrote: > AM335x ICE board has a rotary-switch connected to PCA9536 I2C GPIO > expander. The position of the rotary-switch is reflected by status of > GPIO lines. Add gpio-decoder node to read these GPIO line status via > gpio-decoder driver and report it as an input event to the system. > > Signed-off-by: Vignesh R <vigneshr@ti.com> > --- > arch/arm/boot/dts/am335x-icev2.dts | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts > index 7d8b8fefdf08..f2de594343f2 100644 > --- a/arch/arm/boot/dts/am335x-icev2.dts > +++ b/arch/arm/boot/dts/am335x-icev2.dts > @@ -139,6 +139,15 @@ > default-state = "off"; > }; > }; > + gpio-decoder0 {
Drop the 0 here.
> + compatible = "gpio-decoder"; > + gpios = <&pca9536 3 GPIO_ACTIVE_HIGH>, > + <&pca9536 2 GPIO_ACTIVE_HIGH>, > + <&pca9536 1 GPIO_ACTIVE_HIGH>, > + <&pca9536 0 GPIO_ACTIVE_HIGH>; > + linux,axis = <0>; /* ABS_X */ > + gpio-decoder,max-value = <9>; > + }; > }; > > &am33xx_pinmux { > -- > 2.9.2 >
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