i2c: nx: Add License

Add License information for nx_i2c driver.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Heiko Schocher <hs@nabladev.com>

diff --git a/drivers/i2c/nx_i2c.c b/drivers/i2c/nx_i2c.c
index ab3f1cc30cf9fdb68a8f987dc93902bc996c4909..5800e79ab70c4c5a5dfa134990fd3f8acdeb48ff 100644 (file)
--- a/drivers/i2c/nx_i2c.c
+++ b/drivers/i2c/nx_i2c.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0+
+
 #include <errno.h>
 #include <dm.h>
 #include <i2c.h>