at91rm9200ek: add configure target for RAM boot

This patch also removes now unnecessary config.mk in board directory and
make usage of new features in boards.cfg.

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Andreas Bießmann
2010-11-30 09:45:03 +00:00
committed by Reinhard Meyer
parent 066df1a5d6
commit 3a4ff8b3cd
3 changed files with 16 additions and 3 deletions

View File

@@ -32,6 +32,20 @@
#include <asm/sizes.h>
/*
* set some initial configurations depending on configure target
*
* at91rm9200ek_config -> boot from 0x0 in NOR Flash at CS0
* at91rm9200ek_ram_config -> continue booting from 0x20100000 in RAM; lowlevel
* initialisation was done by some preloader
*/
#ifdef CONFIG_RAMBOOT
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SYS_TEXT_BASE 0x20100000
#else
#define CONFIG_SYS_TEXT_BASE 0x10000000
#endif
/*
* AT91C_XTAL_CLOCK is the frequency of external xtal in hertz
* AT91C_MAIN_CLOCK is the frequency of PLLA output