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>

diff --git a/board/atmel/at91rm9200ek/config.mk b/board/atmel/at91rm9200ek/config.mk
deleted file mode 100644 (file)
index c7323fe..0000000
--- a/board/atmel/at91rm9200ek/config.mk
+++ /dev/null
@@ -1,2 +0,0 @@
-# currently only NOR flash booting is supported
-CONFIG_SYS_TEXT_BASE = 0x10000000

diff --git a/boards.cfg b/boards.cfg
index 319c812f3d24e0927c8c3cd948b3f77692283143..b04ba40673c2e2132c930c7ad31039f658e81e3d 100644 (file)
--- a/boards.cfg
+++ b/boards.cfg
@@ -48,7 +48,8 @@ lpc2292sodimm                arm         arm720t     -                   -
 SMN42                        arm         arm720t     -                   siemens        lpc2292
 evb4510                      arm         arm720t     -                   -              s3c4510b
 a320evb                      arm         arm920t     -                   faraday        a320
 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
 eb_cpux9k2                   arm         arm920t     -                   BuS            at91
 cmc_pu2                      arm         arm920t     -                   -              at91rm9200
 csb637                       arm         arm920t     -                   -              at91rm9200

diff --git a/include/configs/at91rm9200ek.h b/include/configs/at91rm9200ek.h
index 337dafc8a1408b14962aa73c78d62a3947484af9..df4413d813dbd1e0b89f794b66f062ac5707519d 100644 (file)
--- a/include/configs/at91rm9200ek.h
+++ b/include/configs/at91rm9200ek.h
@@ -32,6 +32,20 @@
 
 #include <asm/sizes.h>
 
 
 #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
 /*
  * AT91C_XTAL_CLOCK is the frequency of external xtal in hertz
  * AT91C_MAIN_CLOCK is the frequency of PLLA output