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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2012-07-08 16:44:34 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-07-23 23:57:44 +0200 |
| commit | 218dffea800754dcbda323da1c99c7d90c9b9062 (patch) | |
| tree | 06aee5054192706e6168852fcfb87c415c6b3710 /arch/arm/mach-ep93xx | |
| parent | a5dd9f8eca798bbb3ef2954beb6c5be69fe4b3cd (diff) | |
| download | barebox-218dffea800754dcbda323da1c99c7d90c9b9062.tar.gz barebox-218dffea800754dcbda323da1c99c7d90c9b9062.tar.xz | |
ARM ep93xx: Get rid of special handling in linker file
The ep93xx needs a special value at offset 0x1000. Rather than
do special handling in the linker file add aa header section
as done on i.MX.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-ep93xx')
| -rw-r--r-- | arch/arm/mach-ep93xx/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-ep93xx/header.c | 8 | ||||
| -rw-r--r-- | arch/arm/mach-ep93xx/include/mach/barebox.lds.h | 9 |
3 files changed, 18 insertions, 1 deletions
diff --git a/arch/arm/mach-ep93xx/Makefile b/arch/arm/mach-ep93xx/Makefile index dac657178a..d401164e4a 100644 --- a/arch/arm/mach-ep93xx/Makefile +++ b/arch/arm/mach-ep93xx/Makefile @@ -1,3 +1,3 @@ -obj-y += clocksource.o gpio.o led.o +obj-y += clocksource.o gpio.o led.o header.o obj-$(CONFIG_MACH_DO_LOWLEVEL_INIT) += lowlevel_init.o diff --git a/arch/arm/mach-ep93xx/header.c b/arch/arm/mach-ep93xx/header.c new file mode 100644 index 0000000000..4e6a2e57c8 --- /dev/null +++ b/arch/arm/mach-ep93xx/header.c @@ -0,0 +1,8 @@ +#include <common.h> +#include <linux/compiler.h> +#include <asm/barebox-arm-head.h> + +void __naked __section(.flash_header_start) go(void) +{ + barebox_arm_head(); +} diff --git a/arch/arm/mach-ep93xx/include/mach/barebox.lds.h b/arch/arm/mach-ep93xx/include/mach/barebox.lds.h new file mode 100644 index 0000000000..74c4662a57 --- /dev/null +++ b/arch/arm/mach-ep93xx/include/mach/barebox.lds.h @@ -0,0 +1,9 @@ + +/* the EP93xx expects to find the pattern 'CRUS' at 0x1000 */ + +#define PRE_IMAGE \ + .pre_image : { \ + KEEP(*(.flash_header_start*)) \ + . = 0x1000; \ + LONG(0x53555243) /* 'CRUS' */ \ + } |