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at91rm9200ek: add configure target for RAM boot

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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
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2
board/atmel/at91rm9200ek/config.mk
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@ -1,2 +0,0 @@
# currently only NOR flash booting is supported
CONFIG_SYS_TEXT_BASE = 0x10000000

3
boards.cfg
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@ -48,7 +48,8 @@ lpc2292sodimm arm arm720t - -
SMN42 arm arm720t - siemens lpc2292
evb4510 arm arm720t - - s3c4510b
a320evb arm arm920t - faraday a320
at91rm9200ek arm arm920t - atmel at91
at91rm9200ek arm arm920t at91rm9200ek atmel at91 at91rm9200ek
at91rm9200ek_ram arm arm920t at91rm9200ek atmel at91 at91rm9200ek:RAMBOOT
eb_cpux9k2 arm arm920t - BuS at91
cmc_pu2 arm arm920t - - at91rm9200
csb637 arm arm920t - - at91rm9200

14
include/configs/at91rm9200ek.h
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@ -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