--- zzzz-none-000/linux-3.10.107/arch/xtensa/platforms/xt2000/setup.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/xtensa/platforms/xt2000/setup.c	2021-02-04 17:41:59.000000000 +0000
@@ -72,7 +72,9 @@
 #if XCHAL_NUM_IBREAK > 0
 			      "wsr	a2, ibreakenable\n\t"
 #endif
+#if XCHAL_HAVE_LOOPS
 			      "wsr	a2, lcount\n\t"
+#endif
 			      "movi	a2, 0x1f\n\t"
 			      "wsr	a2, ps\n\t"
 			      "isync\n\t"
@@ -92,18 +94,8 @@
 
 /* early initialization */
 
-extern sysmem_info_t __initdata sysmem;
-
-void platform_init(bp_tag_t* first)
+void __init platform_init(bp_tag_t *first)
 {
-	/* Set default memory block if not provided by the bootloader. */
-
-	if (sysmem.nr_banks == 0) {
-		sysmem.nr_banks = 1;
-		sysmem.bank[0].start = PLATFORM_DEFAULT_MEM_START;
-		sysmem.bank[0].end = PLATFORM_DEFAULT_MEM_START
-				     + PLATFORM_DEFAULT_MEM_SIZE;
-	}
 }
 
 /* Heartbeat. Let the LED blink. */