On 07/25/16 04:17, Raul Piper wrote:
> Hi,
> Where can I find the example for the dynamic Loading of the device
> tree and its corresponding device driver.
> How can I build the dts with or without the kernel source.
>
> I am getting this error whenever I am trying to build the below sample
> dts file using the dtc compiler.
>
> dtc -O dtb -o leds-ns2.dtb leds-ns2.dts
>
>
> Error: leds-ns2.dts:1.1-2 syntax error
That is an error at line 1, columns 1-2. dtc does not understand cpp
directives, you need to process leds-ns2.dts with cpp. The Linux
build infrastructure does this for .dtb targets in makefiles.
> FATAL ERROR: Unable to parse input tree
>
> Below is the content of the leds-ns2.dts
>
> #include <dt-bindings/leds/leds-ns2.h>
>
> ns2-leds {
> compatible = "lacie,ns2-leds";
>
> blue-sata {
> label = "ns2:blue:sata";
> slow-gpio = <&gpio0 29 0>;
> cmd-gpio = <&gpio0 30 0>;
> modes-map = <NS_V2_LED_OFF 0 1
> NS_V2_LED_ON 1 0
> NS_V2_LED_ON 0 0
> NS_V2_LED_SATA 1 1>;
> };
> };
>
> Thanks,
> R
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