Change location of r8a7791.h so it can be included as "r8a7791.h"
instead of the old style <mach/r8a7791.h>
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>