[PATCH] ppc32: add docs for noltlbs and nobats parameters

Adds documentation of the PPC noltlbs and nobats kernel cmdline parameters.
noltlbs is a new option and nobats never had an entry.
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

Documentation/kernel-parameters.txt

@@ -707,6 +707,9 @@ running once the system is up.
 	noasync		[HW,M68K] Disables async and sync negotiation for
 			all devices.
 
+	nobats		[PPC] Do not use BATs for mapping kernel lowmem
+			on "Classic" PPC cores.
+
 	nocache		[ARM]
  
 	nodisconnect	[HW,SCSI,M68K] Disables SCSI disconnects.
@@ -739,6 +742,9 @@ running once the system is up.
 
 	nolapic		[IA-32,APIC] Do not enable or use the local APIC.
 
+	noltlbs		[PPC] Do not use large page/tlb entries for kernel
+			lowmem mapping on PPC40x.
+
 	nomce		[IA-32] Machine Check Exception
 
 	noresume	[SWSUSP] Disables resume and restore original swap space.