[U-Boot] [PATCH] TQM85xx: Fix a couple warnings in TQM8548 build

[Wolfgang Grandegger <wg@grandegger.com>]

Jens Gehrlein wrote:
> Hi Andy,
> 
> Andy Fleming schrieb:
>> The ecm variable in sdram.c was being declared for all 8548, but only
>> used by specific 8548 boards, so we make that variable require those
>> specific boards, too
>>
> 
> [snip]
> 
>> diff --git a/board/tqc/tqm85xx/sdram.c b/board/tqc/tqm85xx/sdram.c
>> index 2b3de44..6d73a88 100644
>> --- a/board/tqc/tqm85xx/sdram.c
>> +++ b/board/tqc/tqm85xx/sdram.c
>> @@ -79,7 +79,9 @@ long int sdram_setup (int casl)
>>  	volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
>>  #ifdef CONFIG_TQM8548
>>  	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
>> +#if defined(CONFIG_TQM8548_AG) || defined(CONFIG_TQM8548_BE)
>>  	volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
>> +#endif
>>  #else /* !CONFIG_TQM8548 */
>>  	unsigned long cfg_ddr_timing1;
>>  	unsigned long cfg_ddr_mode;
> 
> Currently ecm is only used in DDR20 workaround.
> 
> Strictly speaking, this workaround should apply to all TQM8548, not
> only to its variants AG and BE, because it's valid for all CPU
> revisions.
> 
> I overlooked this, when reviewing the patch "MPC85xx: TQM8548:
> workaround for erratum DDR 19 and 20".

I decided to enable the work-around only for new TQM8548 board variants
as I'm not able to test the old ones.

> But I'm fine with the current code and your patch for now. Currently,
> there are no other TQM8548 variants than AG and BE.

Andy, thanks for the quick fix.

Wolfgang.