1 /* 2 * MTD primitives for XIP support. Architecture specific functions 3 * 4 * Do not include this file directly. It's included from linux/mtd/xip.h 5 * 6 * Author: Nicolas Pitre 7 * Created: Nov 2, 2004 8 * Copyright: (C) 2004 MontaVista Software, Inc. 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 */ 14 15 #ifndef __ARCH_SA1100_MTD_XIP_H__ 16 #define __ARCH_SA1100_MTD_XIP_H__ 17 18 #include <mach/hardware.h> 19 20 #define xip_irqpending() (ICIP & ICMR) 21 22 /* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */ 23 #define xip_currtime() readl_relaxed(OSCR) 24 #define xip_elapsed_since(x) (signed)((readl_relaxed(OSCR) - (x)) / 4) 25 26 #endif /* __ARCH_SA1100_MTD_XIP_H__ */ 27