msm8976-common: Add keylayout for sec_touchkey input device

keylayout/sec_touchkey.kl

@@ -0,0 +1,18 @@
+#
+# Copyright (C) 2017 The LineageOS Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+key 158 BACK         VIRTUAL
+key 254 APP_SWITCH   VIRTUAL

msm8976.mk

@@ -163,6 +163,7 @@ PRODUCT_COPY_FILES += \
 PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/keylayout/ft5x06_ts.kl:system/usr/keylayout/ft5x06_ts.kl \
     $(LOCAL_PATH)/keylayout/gpio-keys.kl:system/usr/keylayout/gpio-keys.kl \
+    $(LOCAL_PATH)/keylayout/sec_touchkey.kl:system/usr/keylayout/sec_touchkey.kl \
     $(LOCAL_PATH)/keylayout/synaptics_dsx.kl:system/usr/keylayout/synaptics_dsx.kl \
     $(LOCAL_PATH)/keylayout/synaptics_rmi4_i2c.kl:system/usr/keylayout/synaptics_rmi4_i2c.kl