cros_ec: Fix up driver names to avoid dtoc warnings

Fix the dtoc warning in these file by using a driver name that matches the
compatible string.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/misc/cros_ec_i2c.c b/drivers/misc/cros_ec_i2c.c
index c00f5f7..664bd2b 100644
--- a/drivers/misc/cros_ec_i2c.c
+++ b/drivers/misc/cros_ec_i2c.c
@@ -231,8 +231,8 @@
 	{ }
 };
 
-U_BOOT_DRIVER(cros_ec_i2c) = {
-	.name		= "cros_ec_i2c",
+U_BOOT_DRIVER(google_cros_ec_i2c) = {
+	.name		= "google_cros_ec_i2c",
 	.id		= UCLASS_CROS_EC,
 	.of_match	= cros_ec_ids,
 	.probe		= cros_ec_probe,