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[media] staging: media: go7007: i2c GPIO initialization Reset i2c stuff for GO7007_BOARDID_ADLINK_MPG24 need reset GPIO always when encoder initialize

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Signed-off-by: Volokh Konstantin <volokh84@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Volokh Konstantin 2013-01-16 09:00:50 -03:00 committed by Mauro Carvalho Chehab
parent 7a295d1289
commit d18b6acfe2
2 changed files with 5 additions and 3 deletions
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5
drivers/staging/media/go7007/go7007-driver.c
View File

@ -173,6 +173,11 @@ static int go7007_init_encoder(struct go7007 *go)
go7007_write_addr(go, 0x3c82, 0x0001);
go7007_write_addr(go, 0x3c80, 0x00fe);
}
if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
/* set GPIO5 to be an output, currently low */
go7007_write_addr(go, 0x3c82, 0x0000);
go7007_write_addr(go, 0x3c80, 0x00df);
}
return 0;
}

3
drivers/staging/media/go7007/go7007-usb.c
View File

@ -1110,9 +1110,6 @@ static int go7007_usb_probe(struct usb_interface *intf,
} else {
u16 channel;
/* set GPIO5 to be an output, currently low */
go7007_write_addr(go, 0x3c82, 0x0000);
go7007_write_addr(go, 0x3c80, 0x00df);
/* read channel number from GPIO[1:0] */
go7007_read_addr(go, 0x3c81, &channel);
channel &= 0x3;