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authorMarek Vasut <marex@denx.de>2013-08-31 15:53:44 +0200
committerStefano Babic <sbabic@denx.de>2013-09-10 19:12:54 +0200
commit7b8657e2bd1ffc7a13793f18d0e069f3c9646356 (patch)
treeb065e76fc545a336305446b98e750c7361f45ad6 /arch/arm/include
parentd4c9135c96b21b74f39021763907efe32b025cc1 (diff)
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ARM: mxs: Receive r0 and r1 passed from BootROM
Make sure value in register r0 and r1 is preserved and passed to the board_init_ll() and mxs_common_spl_init() where it can be processed further. The value in r0 can be configured during the BootStream generation to arbitary value, r1 contains pointer to return value from CALL'd function. This patch also clears the value in r0 before returning to BootROM to make sure the BootROM is not confused by this value. Finally, this patch cleans up some comments in the start.S file. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Fabio Estevam <fabio.estevam@freescale.com> Cc: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/arch-mxs/sys_proto.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/include/asm/arch-mxs/sys_proto.h b/arch/arm/include/asm/arch-mxs/sys_proto.h
index 1038592..43c7dd6 100644
--- a/arch/arm/include/asm/arch-mxs/sys_proto.h
+++ b/arch/arm/include/asm/arch-mxs/sys_proto.h
@@ -28,8 +28,9 @@ int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int), int (*cd)(int));
#include <asm/arch/iomux-mx28.h>
#endif
-void mxs_common_spl_init(const iomux_cfg_t *iomux_setup,
- const unsigned int iomux_size);
+void mxs_common_spl_init(const uint32_t arg, const uint32_t *resptr,
+ const iomux_cfg_t *iomux_setup,
+ const unsigned int iomux_size);
#endif
struct mxs_pair {