diff --git a/ina260.c b/ina260.c
index bf97b7f..233656e 100755
--- a/ina260.c
+++ b/ina260.c
@@ -1,3 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Driver for Texas Instruments INA260 power monitor chip
+ * Datasheet: https://www.ti.com/lit/gpn/INA260
+ *
+ * Copyright (C) 2023 GUEGAN Loic <loic.guegan@mailbox.org>
+ */
+
 #include "linux/module.h"
 #include "linux/uaccess.h"
 #include "linux/i2c.h"
@@ -8,7 +16,7 @@
 #include <linux/hwmon.h>
 #include <linux/regmap.h>
 
-// ina260 chip registers
+// INA260 registers
 #define INA260_REG_CONFIGURATION 0x00
 #define INA260_REG_CURRENT 0x01
 #define INA260_REG_VOLTAGE 0x02
diff --git a/ina260_full.c b/ina260_full.c
index 283757c..f2fa004 100755
--- a/ina260_full.c
+++ b/ina260_full.c
@@ -1,3 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Driver for Texas Instruments INA260 power monitor chip
+ * Datasheet: https://www.ti.com/lit/gpn/INA260
+ *
+ * Copyright (C) 2023 GUEGAN Loic <loic.guegan@mailbox.org>
+ */
+
 #include "linux/module.h"
 #include "linux/uaccess.h"
 #include "linux/i2c.h"
@@ -6,7 +14,7 @@
 #include "linux/kernel.h"
 #include <linux/sysfs.h>
 
-// ina260 chip registers
+// INA260 registers
 #define INA260_REG_CONFIGURATION 0x00
 #define INA260_REG_CURRENT 0x01
 #define INA260_REG_VOLTAGE 0x02