[KINETIS] Add missing entry to linker script

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7155 35acf78f-673a-0410-8e92-d51de3d6d3f4
[KINETIS] Remove extra licensing terms

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7156 35acf78f-673a-0410-8e92-d51de3d6d3f4
[KINETIS] Add XTAL frequency configuration option

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7157 35acf78f-673a-0410-8e92-d51de3d6d3f4
[KINETIS] Use dynamic MCG settings based on XTAL frequency

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7158 35acf78f-673a-0410-8e92-d51de3d6d3f4