diff options
| author | Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> | 2014-10-31 16:16:26 +0900 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2014-11-04 08:59:00 +0900 |
| commit | fb6f6001ed0f0f8987728ef00e6bab2e2b9af706 (patch) | |
| tree | ac0a167f904d0ce0964c2d49925629b0c1e17685 | |
| parent | d8659c6d25219e3f89b6696b86c3b18dcf5c3fb5 (diff) | |
| download | u-boot-imx-fb6f6001ed0f0f8987728ef00e6bab2e2b9af706.zip u-boot-imx-fb6f6001ed0f0f8987728ef00e6bab2e2b9af706.tar.gz u-boot-imx-fb6f6001ed0f0f8987728ef00e6bab2e2b9af706.tar.bz2 | |
arm: rmobile: lager: Add external RAM boot
If CONFIG_RMOBILE_EXTRAM_BOOT is enabled, U-Boot is booted from External RAM.
The default boot address is 0xB0000000.
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>
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/Kconfig | 5 | ||||
| -rw-r--r-- | board/renesas/lager/qos.c | 7 | ||||
| -rw-r--r-- | include/configs/lager.h | 12 |
3 files changed, 21 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv7/rmobile/Kconfig b/arch/arm/cpu/armv7/rmobile/Kconfig index c46a0cc..75e38ea 100644 --- a/arch/arm/cpu/armv7/rmobile/Kconfig +++ b/arch/arm/cpu/armv7/rmobile/Kconfig @@ -23,6 +23,11 @@ endchoice config SYS_SOC default "rmobile" +config RMOBILE_EXTRAM_BOOT + bool "Enable boot from RAM" + depends on TARGET_LAGER + default n + source "board/atmark-techno/armadillo-800eva/Kconfig" source "board/renesas/koelsch/Kconfig" source "board/renesas/lager/Kconfig" diff --git a/board/renesas/lager/qos.c b/board/renesas/lager/qos.c index ce7f8ba..dec37d2 100644 --- a/board/renesas/lager/qos.c +++ b/board/renesas/lager/qos.c @@ -13,7 +13,7 @@ #include <asm/arch/rmobile.h> /* QoS version 0.955 for ES1 and version 0.963 for ES2 */ - +#if defined(CONFIG_RMOBILE_EXTRAM_BOOT) enum { DBSC3_00, DBSC3_01, DBSC3_02, DBSC3_03, DBSC3_04, DBSC3_05, DBSC3_06, DBSC3_07, DBSC3_08, DBSC3_09, @@ -2381,3 +2381,8 @@ void qos_init(void) else qos_init_es1(); } +#else /* CONFIG_RMOBILE_EXTRAM_BOOT */ +void qos_init(void) +{ +} +#endif /* CONFIG_RMOBILE_EXTRAM_BOOT */ diff --git a/include/configs/lager.h b/include/configs/lager.h index 699135f..a814b4c 100644 --- a/include/configs/lager.h +++ b/include/configs/lager.h @@ -39,7 +39,11 @@ #define CONFIG_FAT_WRITE #define CONFIG_EXT4_WRITE +#if defined(CONFIG_RMOBILE_EXTRAM_BOOT) +#define CONFIG_SYS_TEXT_BASE 0xB0000000 +#else #define CONFIG_SYS_TEXT_BASE 0xE8080000 +#endif #define CONFIG_SYS_THUMB_BUILD #define CONFIG_SYS_GENERIC_BOARD @@ -70,8 +74,12 @@ #define CONFIG_TMU_TIMER /* STACK */ -#define CONFIG_SYS_INIT_SP_ADDR 0xE827fffc -#define STACK_AREA_SIZE 0xC000 +#if defined(CONFIGF_RMOBILE_EXTRAM_BOOT) +#define CONFIG_SYS_INIT_SP_ADDR 0xB003FFFC +#else +#define CONFIG_SYS_INIT_SP_ADDR 0xE827FFFC +#endif +#define STACK_AREA_SIZE 0xC000 #define LOW_LEVEL_MERAM_STACK \ (CONFIG_SYS_INIT_SP_ADDR + STACK_AREA_SIZE - 4) |