misc: Remove unused params() definitions

Lots of times the params() helper has been defined but not used

Change-Id: Id71829aca71341d46964d8f071099342b946b62f
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/41613
Tested-by: kokoro <noreply+kokoro@google.com>

src/dev/sparc/dtod.hh

@@ -49,7 +49,7 @@ class DumbTOD : public BasicPioDevice
     uint64_t todTime;
 
   public:
-    PARAMS(DumbTOD);
+    using Params = DumbTODParams;
     DumbTOD(const Params &p);
 
     Tick read(PacketPtr pkt) override;

src/dev/sparc/mm_disk.hh

@@ -47,7 +47,7 @@ class MmDisk : public BasicPioDevice
     uint8_t diskData[SectorSize];
 
   public:
-    PARAMS(MmDisk);
+    using Params = MmDiskParams;
     MmDisk(const Params &p);
 
     Tick read(PacketPtr pkt) override;