recipes-digi: add cryptoauthlib

This library adds support to use the Atmel CryptoAuth device available
in the ConnectCore 6UL.

https://jira.digi.com/browse/DEL-4284

Signed-off-by: Diaz de Grenu, Jose <Jose.DiazdeGrenu@digi.com>

meta-digi-arm/conf/machine/include/ccimx6ul.inc

@@ -29,7 +29,7 @@ MACHINE_EXTRA_RDEPENDS += " \
     u-boot-fw-utils \
 "
 MACHINE_EXTRA_RRECOMMENDS += "${MACHINE_FIRMWARE} ${WIRELESS_MODULE}"
-MACHINE_EXTRA_RRECOMMENDS += "imx-alsa-plugins cryptodev-module"
+MACHINE_EXTRA_RRECOMMENDS += "imx-alsa-plugins cryptodev-module cryptoauthlib"
 
 MACHINE_FEATURES += "wifi bluetooth"
 

meta-digi-dey/custom-licenses/ATMEL_CRYPTOAUTHLIB_LICENSE

@@ -0,0 +1,27 @@
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+3. The name of Atmel may not be used to endorse or promote products derived
+   from this software without specific prior written permission.
+
+4. This software may only be redistributed and used in connection with an
+   Atmel integrated circuit.
+
+THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.

meta-digi-dey/recipes-digi/cryptoauthlib/cryptoauthlib_git.bb

@@ -0,0 +1,30 @@
+# Copyright (C) 2017, Digi International Inc.
+
+SUMMARY = "Atmel CryptoAuthentication Library"
+SECTION = "libs"
+LICENSE = "ATMEL_CRYPTOAUTHLIB_LICENSE"
+LIC_FILES_CHKSUM = "file://lib/atca_cfgs.h;beginline=8;endline=40;md5=073d05cb7a4312aaff0af9186e4fa93e"
+
+SRCBRANCH = "master"
+SRCREV = "${AUTOREV}"
+
+GIT_URI ?= "${@base_conditional('DIGI_INTERNAL_GIT', '1' , '${DIGI_MTK_GIT}linux/atmel-cryptoauth-openssl-engine.git;protocol=ssh', '${DIGI_GITHUB_GIT}/atmel-cryptoauth-openssl-engine.git', d)}"
+
+SRC_URI = "${GIT_URI};branch=${SRCBRANCH}"
+
+S = "${WORKDIR}/git/engine_atecc/cryptoauthlib"
+
+I2C_BUS = ""
+I2C_BUS_ccimx6ul = "0"
+
+I2C_SPEED = ""
+I2C_SPEED_ccimx6ul = "100000"
+
+CFLAGS += "-DATCA_HAL_I2C_BUS=${I2C_BUS} -DATCA_HAL_I2C_SPEED=${I2C_SPEED}"
+
+do_install() {
+	oe_runmake DESTDIR=${D} install
+}
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+COMPATIBLE_MACHINE = "(ccimx6ul)"