diff options
Diffstat (limited to 'arch/arm/mach-sa1100/include/mach/mtd-xip.h')
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/mtd-xip.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-sa1100/include/mach/mtd-xip.h b/arch/arm/mach-sa1100/include/mach/mtd-xip.h new file mode 100644 index 000000000..85e6a7911 --- /dev/null +++ b/arch/arm/mach-sa1100/include/mach/mtd-xip.h @@ -0,0 +1,23 @@ +/* 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__ */ |