ide: remove obsoleted "idex=noprobe" kernel parameter (take 2)

* Remove obsoleted "idex=noprobe" kernel parameter.

* Remove no longer needed hwif->noprobe quirk from ide_hwif_configure()
  and hwif->noprobe checking from cmd640.c.

v2:
* "ide?=noprobe" -> "ide?=ata66" in Documentation/kernel-parameters.txt.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 228d85a..239e78a 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -767,7 +767,7 @@
 			See Documentation/ide/ide.txt.
 
 	ide?=		[HW] (E)IDE subsystem
-			Format: ide?=noprobe or chipset specific parameters.
+			Format: ide?=ata66 or chipset specific parameters.
 			See Documentation/ide/ide.txt.
 
 	idebus=		[HW] (E)IDE subsystem - VLB/PCI bus speed