Files
Linux_Drivers/linux_5.10/arch/arm/mach-sa1100/include/mach/mtd-xip.h
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

24 lines
669 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* MTD primitives for XIP support. Architecture specific functions
*
* Do not include this file directly. It's included from linux/mtd/xip.h
*
* Author: Nicolas Pitre
* Created: Nov 2, 2004
* Copyright: (C) 2004 MontaVista Software, Inc.
*/
#ifndef __ARCH_SA1100_MTD_XIP_H__
#define __ARCH_SA1100_MTD_XIP_H__
#include <mach/hardware.h>
#define xip_irqpending() (ICIP & ICMR)
/* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */
#define xip_currtime() readl_relaxed(OSCR)
#define xip_elapsed_since(x) (signed)((readl_relaxed(OSCR) - (x)) / 4)
#endif /* __ARCH_SA1100_MTD_XIP_H__ */