storm: copy WiFi calibration data in the CBMEM

Invoke the function which copies WiFi calibration data in a CBMEM
table.

BRANCH=storm
BUG=chrome-os-partner:32611
TEST=verified that the WIFI entry is added to CBMEM when the
     calibration data is present in the VPD.

Change-Id: I5fa77da98e37b88da01fb7884e713535fc178006
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/225272
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/mainboard/google/storm/mainboard.c

@@ -29,6 +29,8 @@
 #include <string.h>
 #include <symbols.h>
 
+#include <vendorcode/google/chromeos/chromeos.h>
+
 /* convenient shorthand (in MB) */
 #define DRAM_START           ((uintptr_t)_dram / MiB)
 #define DRAM_SIZE            (CONFIG_DRAM_SIZE_MB)
@@ -115,6 +117,9 @@ static void mainboard_init(device_t dev)
 	 setup_tpm();
 	 /* Functionally a 0-cost no-op if NAND is not present */
 	 board_nand_init();
+
+	/* Copy WIFI calibration data into CBMEM. */
+	cbmem_add_vpd_calibration_data();
 }
 
 static void mainboard_enable(device_t dev)