Re: [PATCH] ARM: dts: mxs: Add iio-hwmon to crystalfontz boards

From: Shawn Guo
Date: Mon Dec 09 2013 - 00:13:14 EST


On Fri, Dec 06, 2013 at 09:47:23PM +0100, Alexandre Belloni wrote:
> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
> ---
>
> This won't work until those patches are applied:
> https://lkml.org/lkml/2013/12/6/676

I won't have this patch in my tree until next cycle. But if this DTS
change does not cause any regression on my tree, I can still apply it,
and the feature will work when it gets merged into linux-next together
with the driver changes.

> and http://lists.infradead.org/pipermail/linux-arm-kernel/2013-December/216963.html
>
> However, I'm wondering if it wouldn't make sense to add it directly in
> imx28.dtsi

Since it sounds like a SoC configuration rather than board one, having
the change in imx28.dtsi makes sense to me.

Shawn

>
> arch/arm/boot/dts/imx28-cfa10036.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx28-cfa10036.dts b/arch/arm/boot/dts/imx28-cfa10036.dts
> index cabb6171a19d..51ebf36dd7b9 100644
> --- a/arch/arm/boot/dts/imx28-cfa10036.dts
> +++ b/arch/arm/boot/dts/imx28-cfa10036.dts
> @@ -114,4 +114,9 @@
> default-state = "on";
> };
> };
> +
> + iio_hwmon {
> + compatible = "iio-hwmon";
> + io-channels = <&lradc 8>;
> + };
> };
> --
> 1.8.3.2
>

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