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SubjectRe: [PATCH] ARM: dts: am437x-gp-evm: Add wakeup interrupt source for pixcir_i2c_ts
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+Dave

On 14/10/15 08:52, Vignesh R wrote:
> On am437x-gp-evm, pixcir_i2c_ts can wakeup the system from lower power
> state via pinctrl and IO daisy chain using generic wakeirq framework.
> With commit 3fffd1283927 ("i2c: allow specifying separate wakeup
> interrupt in device tree") i2c core allows optional wakeirq to be
> specified via device tree. Add wakeup irq entry to enable pixcir_i2c_ts
> to wake the system from low power state.
>
> Signed-off-by: Vignesh R <vigneshr@ti.com>
> ---
> arch/arm/boot/dts/am437x-gp-evm.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
> index 22038f21f228..69e93af7df0d 100644
> --- a/arch/arm/boot/dts/am437x-gp-evm.dts
> +++ b/arch/arm/boot/dts/am437x-gp-evm.dts
> @@ -581,8 +581,13 @@
>
> attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
>
> + interrupts-extended = <&gpio3 22 GPIO_ACTIVE_HIGH>,
> + <&am43xx_pinmux 0x264>;

How does this work?

interrupts-extended property must have
1) interrupt parent
2) interrupt number
3) interrupt flags

Your change doesn't seem to comply with those requirements.

> + interrupt-names = "tsc", "wakeup";
> +
> touchscreen-size-x = <1024>;
> touchscreen-size-y = <600>;
> + wakeup-source;
> };
>
> ov2659@30 {
>

cheers,
-roger


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