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authorSRICHARAN R <r.sricharan@ti.com>2013-04-24 00:41:23 (GMT)
committerTom Rini <trini@ti.com>2013-05-10 12:25:56 (GMT)
commitfda06812a068f916f64d9d1b3d1730e8213195b3 (patch)
treeb6efdc49f508ec4ec805200b6fe621ed1ba8b8c7 /arch/arm/include
parentf92f2277a6cadfdc703a6700593cac3d8211bf53 (diff)
downloadu-boot-fda06812a068f916f64d9d1b3d1730e8213195b3.tar.xz
ARM: OMAP: Correct save_boot_params and replace with 'C' function
Currently save_boot_params saves the boot parameters passed from romcode. But this is not stored in a writable location consistently. So the current code would not work for a 'XIP' boot. Change this by saving the boot parameters in 'gd' which is always writable. Also add a 'C' function instead of an assembly code that is more readable. Signed-off-by: Sricharan R <r.sricharan@ti.com>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/global_data.h8
-rw-r--r--arch/arm/include/asm/omap_boot.h1
-rw-r--r--arch/arm/include/asm/omap_common.h4
3 files changed, 12 insertions, 1 deletions
diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h
index 37ac0da..7611d0a 100644
--- a/arch/arm/include/asm/global_data.h
+++ b/arch/arm/include/asm/global_data.h
@@ -24,6 +24,10 @@
#ifndef __ASM_GBL_DATA_H
#define __ASM_GBL_DATA_H
+#ifdef CONFIG_OMAP
+#include <asm/omap_boot.h>
+#endif
+
/* Architecture-specific global data */
struct arch_global_data {
#if defined(CONFIG_FSL_ESDHC)
@@ -51,6 +55,10 @@ struct arch_global_data {
unsigned long tlb_addr;
unsigned long tlb_size;
#endif
+
+#ifdef CONFIG_OMAP
+ struct omap_boot_parameters omap_boot_params;
+#endif
};
#include <asm-generic/global_data.h>
diff --git a/arch/arm/include/asm/omap_boot.h b/arch/arm/include/asm/omap_boot.h
index 87a9530..a803965 100644
--- a/arch/arm/include/asm/omap_boot.h
+++ b/arch/arm/include/asm/omap_boot.h
@@ -45,5 +45,6 @@ struct omap_boot_parameters {
unsigned char omap_bootdevice;
unsigned char reset_reason;
unsigned char ch_flags;
+ unsigned long omap_bootmode;
};
#endif
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 837b69f..eebc9c7 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -597,5 +597,7 @@ static inline u32 omap_revision(void)
#define OMAP_SRAM_SCRATCH_DPLLS_PTR (SRAM_SCRATCH_SPACE_ADDR + 0x18)
#define OMAP_SRAM_SCRATCH_VCORES_PTR (SRAM_SCRATCH_SPACE_ADDR + 0x1C)
#define OMAP_SRAM_SCRATCH_SYS_CTRL (SRAM_SCRATCH_SPACE_ADDR + 0x20)
-#define OMAP_SRAM_SCRATCH_SPACE_END (SRAM_SCRATCH_SPACE_ADDR + 0x24)
+#define OMAP_SRAM_SCRATCH_BOOT_PARAMS (SRAM_SCRATCH_SPACE_ADDR + 0x24)
+#define OMAP5_SRAM_SCRATCH_SPACE_END (SRAM_SCRATCH_SPACE_ADDR + 0x28)
+
#endif /* _OMAP_COMMON_H_ */