Select Git revision
-
York Sun authored
The driver was written using old DDR3 spec which only covers low speeds. The value would be suboptimal for higher speeds. Fix both timing according to latest DDR3 spec, remove tCKE as an config option. Signed-off-by:
York Sun <yorksun@freescale.com>
York Sun authoredThe driver was written using old DDR3 spec which only covers low speeds. The value would be suboptimal for higher speeds. Fix both timing according to latest DDR3 spec, remove tCKE as an config option. Signed-off-by:
York Sun <yorksun@freescale.com>
cache.c NaN GiB
/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* for now: just dummy functions to satisfy the linker */
#include <common.h>
void flush_cache (unsigned long dummy1, unsigned long dummy2)
{
#ifdef CONFIG_OMAP2420
void arm1136_cache_flush(void);
arm1136_cache_flush();
#endif
#ifdef CONFIG_ARM926EJS
/* test and clean, page 2-23 of arm926ejs manual */
asm("0: mrc p15, 0, r15, c7, c10, 3\n\t" "bne 0b\n" : : : "memory");
/* disable write buffer as well (page 2-22) */
asm("mcr p15, 0, %0, c7, c10, 4" : : "r" (0));
#endif
#ifdef CONFIG_ARMCORTEXA8
void v7_flush_cache_all(void);
v7_flush_cache_all();
#endif
return;
}