Updating .gitignore

Change-Id: If27999db4f18355b571b67e5e5d663a703c3f6a3
diff --git a/.gitignore b/.gitignore
index 5ac4dcf..aa0493b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,12 @@
 /build
 *.gcda
 *.gcno
+
+*.cmd
+*.ko
+*.mod
+*.mod.c
+*.mod.o
+*.o
+modules.order
+Module.symvers
diff --git a/kernel/.gitignore b/kernel/.gitignore
deleted file mode 100644
index dca5994..0000000
--- a/kernel/.gitignore
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# (C) COPYRIGHT 2020 ARM Limited. All rights reserved.
-#
-# This program is free software and is provided to you under the terms of the
-# GNU General Public License version 2 as published by the Free Software
-# Foundation, and any use by you of this program is subject to the terms
-# of such GNU licence.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, you can access it online at
-# http://www.gnu.org/licenses/gpl-2.0.html.
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-
-*.cmd
-*.ko
-*.mod
-*.mod.c
-*.mod.o
-*.o
-/modules.order
-/Module.symvers
diff --git a/mailbox/.gitignore b/mailbox/.gitignore
deleted file mode 100644
index 2ebbee7..0000000
--- a/mailbox/.gitignore
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# (C) COPYRIGHT 2020 ARM Limited. All rights reserved.
-#
-# This program is free software and is provided to you under the terms of the
-# GNU General Public License version 2 as published by the Free Software
-# Foundation, and any use by you of this program is subject to the terms
-# of such GNU licence.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, you can access it online at
-# http://www.gnu.org/licenses/gpl-2.0.html.
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-
-Module.symvers
-modules.order
-*.cmd
-*.mod.*
-*.o
-*.ko
-.*.swp
-.tmp_versions
diff --git a/remoteproc/.gitignore b/remoteproc/.gitignore
deleted file mode 100644
index 6eaa333..0000000
--- a/remoteproc/.gitignore
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# Copyright (c) 2020-2021 Arm Limited. All rights reserved.
-#
-# This program is free software and is provided to you under the terms of the
-# GNU General Public License version 2 as published by the Free Software
-# Foundation, and any use by you of this program is subject to the terms
-# of such GNU licence.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, you can access it online at
-# http://www.gnu.org/licenses/gpl-2.0.html.
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-
-Module.symvers
-modules.order
-*.cmd
-*.mod.*
-*.o
-*.ko
-.*.swp
-.tmp_versions