Get rid of the the remains of 2.4-style ramdisk support.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/vmlinux.lds.S

@@ -54,13 +54,6 @@ SECTIONS
 
     *(.data)
 
-   /* Align the initial ramdisk image (INITRD) on page boundaries. */
-   . = ALIGN(4096);
-   __rd_start = .;
-   *(.initrd)
-   . = ALIGN(4096);
-   __rd_end = .;
-
     CONSTRUCTORS
   }
   _gp = . + 0x8000;