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-rw-r--r--arch/arm/mach-omap2/memory.h43
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/arm/mach-omap2/memory.h b/arch/arm/mach-omap2/memory.h
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--- a/arch/arm/mach-omap2/memory.h
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1/*
2 * linux/arch/arm/mach-omap2/memory.h
3 *
4 * Interface for memory timing related functions for OMAP24XX
5 *
6 * Copyright (C) 2005 Texas Instruments Inc.
7 * Richard Woodruff <r-woodruff2@ti.com>
8 *
9 * Copyright (C) 2005 Nokia Corporation
10 * Tony Lindgren <tony@atomide.com>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#ifndef ARCH_ARM_MACH_OMAP2_MEMORY_H
18#define ARCH_ARM_MACH_OMAP2_MEMORY_H
19
20/* Memory timings */
21#define M_DDR 1
22#define M_LOCK_CTRL (1 << 2)
23#define M_UNLOCK 0
24#define M_LOCK 1
25
26struct memory_timings {
27 u32 m_type; /* ddr = 1, sdr = 0 */
28 u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */
29 u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */
30 u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */
31 u32 base_cs; /* base chip select to use for calculations */
32};
33
34extern void omap2_init_memory_params(u32 force_lock_to_unlock_mode);
35extern u32 omap2_memory_get_slow_dll_ctrl(void);
36extern u32 omap2_memory_get_fast_dll_ctrl(void);
37extern u32 omap2_memory_get_type(void);
38u32 omap2_dll_force_needed(void);
39u32 omap2_reprogram_sdrc(u32 level, u32 force);
40void __init omap2_init_memory(void);
41void __init gpmc_init(void);
42
43#endif