| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 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__ */ |