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arm: rmobile: koelsch: Add external RAM boot

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If CONFIG_RMOBILE_EXTRAM_BOOT is enabled, U-Boot is booted from External RAM.
The default boot address is 0x70000000.

Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Nobuhiro Iwamatsu
2014-10-31 16:16:27 +09:00
committed by Nobuhiro Iwamatsu
parent fb6f6001ed
commit 69191fedf4
3 changed files with 19 additions and 4 deletions
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14
include/configs/koelsch.h
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@@ -38,7 +38,12 @@
#define CONFIG_FAT_WRITE
#define CONFIG_EXT4_WRITE
#if defined(CONFIG_RMOBILE_EXTRAM_BOOT)
#define CONFIG_SYS_TEXT_BASE 0x70000000
#else
#define CONFIG_SYS_TEXT_BASE 0xE6304000
#endif
#define CONFIG_SYS_THUMB_BUILD
#define CONFIG_SYS_GENERIC_BOARD
@@ -69,8 +74,13 @@
#define CONFIG_TMU_TIMER
/* STACK */
#define CONFIG_SYS_INIT_SP_ADDR 0xE633fffc
#define STACK_AREA_SIZE 0xC000
#if defined(CONFIG_RMOBILE_EXTRAM_BOOT)
#define CONFIG_SYS_INIT_SP_ADDR 0x7003FFFC
#else
#define CONFIG_SYS_INIT_SP_ADDR 0xE633fffC
#endif
#define STACK_AREA_SIZE 0xC000
#define LOW_LEVEL_MERAM_STACK \
(CONFIG_SYS_INIT_SP_ADDR + STACK_AREA_SIZE - 4)