refactor: moved drivers hdr files to include/drivers/nxp

NXP drivers header files are moved:
  - from:  drivers/nxp/<xx>/*.h
  - to  :  include/drivers/nxp/<xx>/*.h

To accommodate these changes each drivers makefiles
drivers/nxp/<xx>/xx.mk, are updated.

Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Change-Id: I3979c509724d87e3d631a03dbafda1ee5ef07d21
diff --git a/drivers/nxp/i2c/i2c.mk b/drivers/nxp/i2c/i2c.mk
index ae89115..716e14a 100644
--- a/drivers/nxp/i2c/i2c.mk
+++ b/drivers/nxp/i2c/i2c.mk
@@ -1,5 +1,5 @@
 #
-# Copyright 2020 NXP
+# Copyright 2021 NXP
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -7,10 +7,10 @@
 ifeq (${ADD_I2C},)
 
 ADD_I2C			:= 1
-I2C_DRIVERS_PATH        := ${PLAT_DRIVERS_PATH}/i2c
 
-I2C_SOURCES		+= $(I2C_DRIVERS_PATH)/i2c.c
-PLAT_INCLUDES		+= -I$(I2C_DRIVERS_PATH)
+I2C_SOURCES		+= $(PLAT_DRIVERS_PATH)/i2c/i2c.c
+
+PLAT_INCLUDES		+= -I$(PLAT_DRIVERS_INCLUDE_PATH)/i2c
 
 ifeq (${BL_COMM_I2C_NEEDED},yes)
 BL_COMMON_SOURCES	+= ${I2C_SOURCES}