On Wed, Aug 02, 2017 at 10:06:11PM +0200, Martin Kaiser wrote:
> Add a ranges; line to the tscadc node. This creates a 1:1 mapping between
> the addresses used by tscadc and those in its child nodes (adc, tsc).
>
> Without such a mapping, the reg = ... lines in the tsc and adc nodes do
> not create a resource. Probing the fsl-imx25-tcq and fsl-imx25-tsadc
> drivers will then fail since there's no IORESOURCE_MEM.
>
> Signed-off-by: Martin Kaiser <mar...@kaiser.cx>
Do we need the following Fixes tag?
Fixes: 92f651f39b42 ("ARM: dts: imx25: Add TSC and ADC support")
@Markus, we didn't the changes when we were submitting?
Shawn
> ---
> arch/arm/boot/dts/imx25.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
> index 0d2f3a1..1e37bd3 100644
> --- a/arch/arm/boot/dts/imx25.dtsi
> +++ b/arch/arm/boot/dts/imx25.dtsi
> @@ -297,6 +297,7 @@
> #address-cells = <1>;
> #size-cells = <1>;
> status = "disabled";
> + ranges;
>
> adc: adc@50030800 {
> compatible = "fsl,imx25-gcq";
> --
> 2.1.4
>
