b824efae12
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>
34 lines
1.1 KiB
C
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);
|