mistral: qcs405: copy calibration data to CBMEM

This patch adds support to copy the wifi calibration
data to CBMEM so that the depthcharge can use it to
populate the data into wifi dt node.

Change-Id: Ia8184e48a7176bb3b52e4d43866b7d065952c13e
Signed-off-by: Nitheesh Sekar <nsekar@codeaurora.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/30714
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/mainboard/google/mistral/mainboard.c

@@ -16,10 +16,14 @@
 #include <device/device.h>
 #include <bootblock_common.h>
 #include <timestamp.h>
+#include <vendorcode/google/chromeos/chromeos.h>
 
 static void mainboard_init(struct device *dev)
 {
-
+	if (CONFIG(CHROMEOS)) {
+		/* Copy WIFI calibration data into CBMEM. */
+		cbmem_add_vpd_calibration_data();
+	}
 }
 
 static void mainboard_enable(struct device *dev)