[U-Boot] [PATCH 1/5][v2] powerpc/mpc85xx:No NOR boot, do not compile IFC errata A003399

[Scott Wood <scottwood@freescale.com>]

On 04/05/2013 09:28:14 PM, Prabhakar Kushwaha wrote:
> On 04/06/2013 02:03 AM, Scott Wood wrote:
>> On 03/22/2013 02:07:48 AM, Prabhakar Kushwaha wrote:
>>> IFC errata A003399 is valid for IFC NOR boot i.e.if no on-board NOR  
>>> flash or
>>> no NOR boot, do not compile its workaround.
>>> 
>>> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
>>> ---
>>>  Based upon git://git.denx.de/u-boot.git branch master
>>>  Changes for v2:
>>>      - Add CONFIG_A003399_NOR_WORKAROUND for errata workaround
>>>     - Add CONFIG_A003399_NOR_WORKAROUND in README
>>> 
>>>  README                                    |    4 ++++
>>>  arch/powerpc/cpu/mpc85xx/cpu_init_early.c |    9 ++++++---
>>>  arch/powerpc/cpu/mpc8xxx/fsl_ifc.c        |    2 +-
>>>  3 files changed, 11 insertions(+), 4 deletions(-)
>>> 
>>> diff --git a/README b/README
>>> index 7f2506a..c4ad69d 100644
>>> --- a/README
>>> +++ b/README
>>> @@ -414,6 +414,10 @@ The following options need to be configured:
>>>          See Freescale App Note 4493 for more information about
>>>          this erratum.
>>> 
>>> +        CONFIG_A003399_NOR_WORKAROUND
>>> +        Enables a workaround for IFC erratum A003399. It is only
>>> +        requred during NOR boot.
>>> +
>>>          CONFIG_SYS_FSL_CORENET_SNOOPVEC_COREONLY
>>> 
>>>          This is the value to write into CCSR offset 0x18600
>>> diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c  
>>> b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
>>> index dacfdd1..3a4bfc5 100644
>>> --- a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
>>> +++ b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c
>>> @@ -25,7 +25,8 @@
>>> 
>>>  DECLARE_GLOBAL_DATA_PTR;
>>> 
>>> -#if defined(CONFIG_SYS_FSL_ERRATUM_IFC_A003399) &&  
>>> !defined(CONFIG_SYS_RAMBOOT)
>>> +#if defined(CONFIG_SYS_FSL_ERRATUM_IFC_A003399)\
>>> +    && defined(CONFIG_A003399_NOR_WORKAROUND)
>> 
>> Why would CONFIG_A003399_NOR_WORKAROUND be enabled if  
>> CONFIG_SYS_FSL_ERRATUM_IFC_A003399 isn't?
> 
> 
> originally i tried the same but it did not work. As P1010RDB.h does  
> not include config_mpc85xx.h.   Only arch/powerpc/cpu/mpc85xx/*.c  
> files includes both P1010RDB.h and config_mpc85xx.h

Can you add #include <config.h> in P1010RDB.h near the top, but after  
the symbols that config_mpc85xx.h depends on (which I think is just  
CONFIG_P1010)?

-Scott