[media] em28xx: EM28174 remote support

For some reason it repeats rather slowly, around 800ms intervals,
two RC5 remotes tested.
Signed-off-by: NAntti Palosaari <crope@iki.fi>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/em28xx/em28xx-input.c

@@ -372,6 +372,7 @@ int em28xx_ir_change_protocol(struct rc_dev *rc_dev, u64 rc_type)
 		ir->get_key = default_polling_getkey;
 		break;
 	case CHIP_ID_EM2874:
+	case CHIP_ID_EM28174:
 		ir->get_key = em2874_polling_getkey;
 		em28xx_write_regs(dev, EM2874_R50_IR_CONFIG, &ir_config, 1);
 		break;