1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * MTD primitives for XIP support. Architecture specific functions 4 * 5 * Do not include this file directly. It's included from linux/mtd/xip.h 6 * 7 * Author: Nicolas Pitre 8 * Created: Nov 2, 2004 9 * Copyright: (C) 2004 MontaVista Software, Inc. 10 */ 11 12 #ifndef __ARCH_SA1100_MTD_XIP_H__ 13 #define __ARCH_SA1100_MTD_XIP_H__ 14 15 #include <mach/hardware.h> 16 17 #define xip_irqpending() (ICIP & ICMR) 18 19 /* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */ 20 #define xip_currtime() readl_relaxed(OSCR) 21 #define xip_elapsed_since(x) (signed)((readl_relaxed(OSCR) - (x)) / 4) 22 23 #endif /* __ARCH_SA1100_MTD_XIP_H__ */ 24