m68k: Use Kbuild logic to import asm-generic headers

include include/asm-generic/Kbuild.asm

header-y += cachectl.h

generic-y += bitsperlong.h

generic-y += cputime.h

generic-y += device.h

generic-y += emergency-restart.h

generic-y += errno.h

generic-y += futex.h

generic-y += ioctl.h

generic-y += ipcbuf.h

generic-y += irq_regs.h

generic-y += kdebug.h

generic-y += kmap_types.h

generic-y += kvm_para.h

generic-y += local64.h

generic-y += local.h

generic-y += mman.h

generic-y += mutex.h

generic-y += percpu.h

generic-y += resource.h

generic-y += scatterlist.h

generic-y += siginfo.h

generic-y += statfs.h

generic-y += topology.h

generic-y += word-at-a-time.h

generic-y += xor.h

#include <asm-generic/bitsperlong.h>

#ifndef __M68K_CPUTIME_H

#define __M68K_CPUTIME_H

#include <asm-generic/cputime.h>

#endif /* __M68K_CPUTIME_H */

/*

 * Arch specific extensions to struct device

 *

 * This file is released under the GPLv2

 */

#include <asm-generic/device.h>

#ifndef _ASM_EMERGENCY_RESTART_H

#define _ASM_EMERGENCY_RESTART_H

#include <asm-generic/emergency-restart.h>

#endif /* _ASM_EMERGENCY_RESTART_H */