modules: Add Sound Open Firmware module

Add the Sound Open Firmware project as a Zephyr module under
modules/audio/sof.

Signed-off-by: Andy Ross <andrew.j.ross@intel.com>
Signed-off-by: Anas Nashif <anas.nashif@intel.com>

modules/Kconfig

@@ -22,6 +22,7 @@ source "modules/Kconfig.nuvoton"
 source "modules/Kconfig.open-amp"
 source "modules/Kconfig.silabs"
 source "modules/Kconfig.simplelink"
+source "modules/Kconfig.sof"
 source "modules/Kconfig.st"
 source "modules/Kconfig.stm32"
 source "modules/Kconfig.syst"

modules/Kconfig.sof

@@ -0,0 +1,7 @@
+# Copyright (c) 2020 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+config SOF
+	bool "Sound Open Firmware (SOF)"
+	help
+	  Build Sound Open Firmware (SOF) support.

west.yml

@@ -116,6 +116,10 @@ manifest:
     - name: segger
       revision: 38c79a447e4a47d413b4e8d34448316a5cece77c
       path: modules/debug/segger
+    - name: sof
+      west-commands: zephyr/west/west-commands.yml
+      revision: 1026dfdb13a3cf65d6a541c05c22a41df93c03d5
+      path: modules/audio/sof
     - name: tinycbor
       path: modules/lib/tinycbor
       revision: 40daca97b478989884bffb5226e9ab73ca54b8c4