loader: simplify MMU enabling code

@@ -99,14 +99,12 @@
          * We first make sure that the ARMv6 pages are enabled (bit 23) and then
          * enable the MMU (bit 0).
          */
         ENTRY(fakeload_mmu_enable)
         mrc     p15, 0, r0, c1, c0, 0
-        orr     r0, #0x800000
-        mcr     p15, 0, r0, c1, c0, 0
-        mrc     p15, 0, r0, c1, c0, 0
-        orr     r0, #0x1
+        orr     r0, #0x800000           /* enable ARMv6 pages */
+        orr     r0, #0x1                /* enable MMU */
         mcr     p15, 0, r0, c1, c0, 0
         bx      lr
         SET_SIZE(fakeload_mmu_enable)
 #endif  /* __lint */