[U-Boot] [PATCH 1/2] ARM: introduce arch_early_init_r()

Fabio Estevam
2012-04-02T21:19:45Z

Introduce arch_early_init_r() function, which can be useful for doing
early initialization after relocation has happened.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
arch/arm/include/asm/u-boot-arm.h | 1 +
arch/arm/lib/board.c | 4 ++++
2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/arm/include/asm/u-boot-arm.h b/arch/arm/include/asm/u-boot-arm.h
index 4ca75f9..9f3cae5 100644
--- a/arch/arm/include/asm/u-boot-arm.h
+++ b/arch/arm/include/asm/u-boot-arm.h
@@ -52,6 +52,7 @@ void cpu_init_cp15(void);
/* cpu/.../arch/cpu.c */
int arch_cpu_init(void);
int arch_misc_init(void);
+int arch_early_init_r(void);

/* board/.../... */
int board_init(void);
diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
index 5270c11..025d6ca 100644
--- a/arch/arm/lib/board.c
+++ b/arch/arm/lib/board.c
@@ -500,6 +500,10 @@ void board_init_r(gd_t *id, ulong dest_addr)
malloc_start = dest_addr - TOTAL_MALLOC_LEN;
mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);

+#ifdef CONFIG_ARCH_EARLY_INIT_R
+ arch_early_init_r();
+#endif
+
#if !defined(CONFIG_SYS_NO_FLASH)
puts("Flash: ");

--
1.7.1