rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/drivers/hwmon/lm73.c b/drivers/hwmon/lm73.c
index dd24683..7b5d893 100644
--- a/drivers/hwmon/lm73.c
+++ b/drivers/hwmon/lm73.c
@@ -124,11 +124,11 @@
 	/*
 	 * Setup THIGH (upper-limit) and TLOW (lower-limit) registers
 	 */
-	val = CFG_DTT_MAX_TEMP << 7;
+	val = CONFIG_SYS_DTT_MAX_TEMP << 7;
 	if (dtt_write(sensor, DTT_TEMP_HIGH, val))
 		return -1;
 
-	val = CFG_DTT_MIN_TEMP << 7;
+	val = CONFIG_SYS_DTT_MIN_TEMP << 7;
 	if (dtt_write(sensor, DTT_TEMP_LOW, val))
 		return -1;
 	/*