[media] adv7604: fix SPA register location for ADV7612

SPA location LSB register is at 0x70.
Signed-off-by: NUlrich Hecht <ulrich.hecht+renesas@gmail.com>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/i2c/adv7604.c

@@ -2095,7 +2095,8 @@ static int adv76xx_set_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)
 		rep_write(sd, 0x76, spa_loc & 0xff);
 		rep_write_clr_set(sd, 0x77, 0x40, (spa_loc & 0x100) >> 2);
 	} else {
-		/* FIXME: Where is the SPA location LSB register ? */
+		/* ADV7612 Software Manual Rev. A, p. 15 */
+		rep_write(sd, 0x70, spa_loc & 0xff);
 		rep_write_clr_set(sd, 0x71, 0x01, (spa_loc & 0x100) >> 8);
 	}