Subject: [PATCH] ARM: dts: am43x-epos-evm: Add Missing cpsw-phy-sel for am43x-epos-evm

From: [email-masked] (Nishanth Menon)
Date: Fri, 6 Jun 2014 01:55:36 -0500

On 06/06/2014 01:53 AM, Nishanth Menon wrote:
> On 06/06/2014 01:17 AM, George Cherian wrote:
>> AM437x EPOS evm use external clock for RMII interface.
>> Enable the same in DT. 
>>
>> Signed-off-by: George Cherian <[email-masked]>
>> Reported-by: Nishanth Menon <[email-masked]>
>> ---
>>  arch/arm/boot/dts/am43x-epos-evm.dts | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
>> index 19f1f7e..90098f9 100644
>> --- a/arch/arm/boot/dts/am43x-epos-evm.dts
>> +++ b/arch/arm/boot/dts/am43x-epos-evm.dts
>> @@ -319,6 +319,10 @@
>>  	phy-mode = "rmii";
>>  };
>>  
>> +&phy_sel {
>> +	rmii-clock-ext;
>> +};
>> +
>>  &i2c0 {
>>  	status = "okay";
>>  	pinctrl-names = "default";
>>
> Where does this apply on?
> With linux-next next-20140506 tag, and this patch applied, I get the
> following error.
> 
>   LD      kernel/trace/built-in.o
>   LD      kernel/built-in.o
> build fail, Error:
> Error: arch/arm/boot/dts/am43x-epos-evm.dts:219.2-3 label or path,
> 'phy_sel', not found
> FATAL ERROR: Syntax error parsing input tree
> make[1]: *** [arch/arm/boot/dts/am43x-epos-evm.dtb] Error 1
> make[1]: *** Waiting for unfinished jobs....
> make: *** [dtbs] Error 2
> make: *** Waiting for unfinished jobs....
> 
> in the future, it is helpful if you can point out that this is a
> regression seen on next-20140603 and the patch needs to be applied on
> some specific branch.
> 
> for the record:
> last working next tag:
> https://github.com/nmenon/kernel-test-logs/blob/next-20140602/omap2plus_defconfig/am43xx-epos.txt
> 
> first broken next tag:
> https://github.com/nmenon/kernel-test-logs/blob/next-20140603/omap2plus_defconfig/am43xx-epos.txt
> 
> 
interestingly, i just re-tested today's tag without the patch
(omap2plus_defconfig):
http://slexy.org/raw/s205sRdFvy

I wonder why the behavior change and what was being fixed here?

-- 
Regards,
Nishanth Menon