target: mdm9625: update imem for MDM9625 V1

Update Imem cookie location for MDM9625.

Change-Id: I199ade74d819eca427bc98863266060a20ac1169
diff --git a/platform/mdm9x25/include/platform/iomap.h b/platform/mdm9x25/include/platform/iomap.h
index a19fdd0..c9cc2af 100644
--- a/platform/mdm9x25/include/platform/iomap.h
+++ b/platform/mdm9x25/include/platform/iomap.h
@@ -37,7 +37,7 @@
 /*SDRAM start address */
 #define SDRAM_START_ADDR          0x00000000
 
-#define MSM_SHARED_IMEM_BASE      0xFC42B000
+#define MSM_SHARED_IMEM_BASE      0xFC42A800
 #define RESTART_REASON_ADDR       (MSM_SHARED_IMEM_BASE + 0x65C)
 
 #define MSM_SHARED_IMEM_BASE_V2   0xFE807800