[ALSA] powermac - Revert the last addition for 17' powerbook

Modules: PPC PMAC driver

The last addition of 17' powerbook support seems buggy
(it's not Toonie indeed).  Removed again.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index d70292c..9b2b00fd 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -986,7 +986,6 @@
 			chip->control_mask = MASK_IEPC | 0x11;/* disable IEE */
 			break;
 		case 0x3a:
-		case 0x40:
 			chip->num_freqs = ARRAY_SIZE(tumbler_freqs);
 			chip->model = PMAC_TOONIE;
 			chip->can_byte_swap = 0; /* FIXME: check this */