Move LPC1768 framework out of Marlin source folder

frameworks/CMSIS/LPC1768/lib/chanfs/rtc176x.h

@@ -0,0 +1,22 @@
+#ifndef _RTC_DEFINED
+#define _RTC_DEFINE
+
+#include "integer.h"
+#include "LPC176x.h"
+
+typedef struct {
+	WORD	year;	/* 1..4095 */
+	BYTE	month;	/* 1..12 */
+	BYTE	mday;	/* 1.. 31 */
+	BYTE	wday;	/* 1..7 */
+	BYTE	hour;	/* 0..23 */
+	BYTE	min;	/* 0..59 */
+	BYTE	sec;	/* 0..59 */
+} RTC;
+
+int rtc_initialize (void);		/* Initialize RTC */
+int rtc_gettime (RTC*);			/* Get time */
+int rtc_settime (const RTC*);	/* Set time */
+DWORD get_fattime (void);
+
+#endif