diff options
author | Tony Lindgren <tony@atomide.com> | 2006-04-02 18:46:20 +0200 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-04-02 18:46:20 +0200 |
commit | b824efae120b656fef562b2e81e1ed6aa88f8d24 (patch) | |
tree | 427d55c6e13fe3b19d2387769145c01933c630d0 /arch/arm/mach-omap2/memory.h | |
parent | [ARM] 3396/2: AT91RM9200 Platform devices update (diff) | |
download | linux-b824efae120b656fef562b2e81e1ed6aa88f8d24.tar.xz linux-b824efae120b656fef562b2e81e1ed6aa88f8d24.zip |
[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>
Diffstat (limited to 'arch/arm/mach-omap2/memory.h')
-rw-r--r-- | arch/arm/mach-omap2/memory.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/memory.h b/arch/arm/mach-omap2/memory.h new file mode 100644 index 000000000000..d212eea83a05 --- /dev/null +++ b/arch/arm/mach-omap2/memory.h @@ -0,0 +1,34 @@ +/* + * 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); |