android_kernel_motorola_sm6225/arch/arm/mach-omap2/memory.h
Tony Lindgren b824efae12 [ARM] 3426/1: ARM: OMAP: 1/8 Update clock framework
Patch from Tony Lindgren

Update OMAP clock framework from linux-omap tree.
The highlights of the patch are:

- Add support for omap730 clocks by Andrzej Zaborowski
- Fix compile warnings by Dirk Behme
- Add support for using dev id by Tony Lindgren and Komal Shah
- Move memory timings and PRCM into separate files by Tony Lindgren

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-02 17:46:20 +01:00

34 lines
1.1 KiB
C

/*
* linux/arch/arm/mach-omap2/memory.h
*
* Interface for memory timing related functions for OMAP24XX
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
*
* Copyright (C) 2005 Nokia Corporation
* Tony Lindgren <tony@atomide.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/* Memory timings */
#define M_DDR 1
#define M_LOCK_CTRL (1 << 2)
#define M_UNLOCK 0
#define M_LOCK 1
struct memory_timings {
u32 m_type; /* ddr = 1, sdr = 0 */
u32 dll_mode; /* use lock mode = 1, unlock mode = 0 */
u32 slow_dll_ctrl; /* unlock mode, dll value for slow speed */
u32 fast_dll_ctrl; /* unlock mode, dll value for fast speed */
u32 base_cs; /* base chip select to use for calculations */
};
extern void omap2_init_memory_params(u32 force_lock_to_unlock_mode);
extern u32 omap2_memory_get_slow_dll_ctrl(void);
extern u32 omap2_memory_get_fast_dll_ctrl(void);
extern u32 omap2_memory_get_type(void);