Re: [PATCH] Compro Videomate T750F Vista digital+analog support

[semiRocket <semirocket@gmail.com>]

On Thu, 03 Jun 2010 16:04:07 +0200, Davor Emard <davoremard@gmail.com>  
wrote:

>> Didn't have time to look for gpios, tomorrow I will have. But I can
>> tell that this change is not working for me:
>>
>> 	case SAA7134_BOARD_VIDEOMATE_T750:
>> 		dev->has_remote = SAA7134_REMOTE_GPIO;
>> 		saa_andorl(SAA7134_GPIO_GPMODE0 >> 2,   0x8082c000, 0x8082c000);
>> 		saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x8082c000, 0x0080c000);
>> 		break;
>
> Thanx for testing it out, If it doesn't work, try this:
>
> saa_andorl(SAA7134_GPIO_GPMODE0 >> 2,   /* keep */ 0x8082c000, /* keep  
> */   0x8082c000);
> saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, /* keep */ 0x8082c000, /* modify  
> */ 0x0080c000);
>
> modify only the indicated number, try 0, try 0x8082c000 and if
> you have time try all combinations of bits 0x8082c000 optionally set to 0
> e.g. 0x8002c000, 0x8080c000, 0x80828000, 0x0080c000 etc...
>
> It is possible that you and I don't have same revision of the
> card and you need a slightly different initialization procedure.
> If you get something to work for your card then I can try it back at
> mine there's a changes that we get a common setup which works for both.
>

OK, do I need to do cold boot or reboot anytime I try different gpio value?