On 02/25/2016 04:38 AM, Steffen Trumtrar wrote:
> Hi Tim!
>
> On Thu, Feb 25, 2016 at 11:05:05AM +0100, Tim Sander wrote:
>> From: Tim Sander <tim@xxxxxxxxxxxxxxx>
>>
>> Add a more specific compatible string:"terasic,de0-nano-soc" for respective board.
>> Background: when checking for bootspec entries, some board specific fixups are
>> not apropriate for board of the same platform ("altr,socfpga-cyclone5").
>> The same aproach is taken with the EBV-Socrates board.
>>
>> Signed-off-by: Tim Sander <tim@xxxxxxxxxxxxxxx>
>> ---
>> Documentation/devicetree/bindings/vendor-prefixes.txt | 1 +
>> arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dts | 2 +-
>> 2 files changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
>> index 72e2c5a..d1f7803 100644
>> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
>> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
>> @@ -230,6 +230,7 @@ synology Synology, Inc.
>> tbs TBS Technologies
>> tcl Toby Churchill Ltd.
>> technologic Technologic Systems
>> +terasic Terasic Inc.
>> thine THine Electronics, Inc.
>> ti Texas Instruments
>> tlm Trusted Logic Mobility
>
> You should IMHO split this up in two patches.
> First patch: add terasic
>
That's right. That patch will go through the DTS maintainer's tree.
>> diff --git a/arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dts
>> index afea364..704aa9d 100644
>> --- a/arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dts
>> +++ b/arch/arm/boot/dts/socfpga_cyclone5_de0_sockit.dts
>> @@ -18,7 +18,7 @@
>>
>> / {
>> model = "Terasic DE-0(Atlas)";
>> - compatible = "altr,socfpga-cyclone5", "altr,socfpga";
>> + compatible = "terasic,de0-nano-soc","altr,socfpga-cyclone5", "altr,socfpga";
>
So perhaps, "terasic,de0-sockit"?
> Second patch: this.
>
And I can take this one.
>>
>> chosen {
>> bootargs = "earlyprintk";
>
> The naming of this board still confuses me though.
> It has 3 different names now:
>
> - de0_sockit.dts
> - Terasic DE-0(Atlas)
> - de0-nano-soc
>
> And according to Terasic DE0-Nano-SoC is the same as Atlas-SoC with a different software?!
> So all three names are actually correct ?! Weird.
>
I had a hard time understanding this myself. But from what I gather
from[1], I just name the file de0_sockit.
Dinh
[1]
http://www.terasic.com.tw/cgi-bin/page/archive.pl?Language=English&CategoryNo=13&List=Simple#Category167
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