[FSMC SRAM] Added driver code.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7195 35acf78f-673a-0410-8e92-d51de3d6d3f4
[FSMC SRAM] Added testhal application.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7196 35acf78f-673a-0410-8e92-d51de3d6d3f4
[FSMC NAND] Minor changes in testhal application.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7197 35acf78f-673a-0410-8e92-d51de3d6d3f4