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| author | Marek Vasut <marex@denx.de> | 2012-03-16 11:32:43 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2012-03-27 09:41:16 +0200 |
| commit | 494931a67465a95b66da346ec7bd002fdf40adee (patch) | |
| tree | bb653e9aa41932ca9d93ce74d4197d5b6471befc /arch/arm | |
| parent | d9fb6a4c7e61d735eec2936a8dc3877f83e61d24 (diff) | |
| download | u-boot-imx-494931a67465a95b66da346ec7bd002fdf40adee.zip u-boot-imx-494931a67465a95b66da346ec7bd002fdf40adee.tar.gz u-boot-imx-494931a67465a95b66da346ec7bd002fdf40adee.tar.bz2 | |
i.MX28: Drop __naked function from spl_mem_init
Instead of compiling the function and using the result as a constant, simply use
the constant.
NOTE: This patch works around bug:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52546
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c b/arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c index 43a90ff..911bbef 100644 --- a/arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c +++ b/arch/arm/cpu/arm926ejs/mx28/spl_mem_init.c @@ -173,22 +173,18 @@ void mx28_mem_setup_vddd(void) &power_regs->hw_power_vdddctrl); } -void data_abort_memdetect_handler(void) __attribute__((naked)); -void data_abort_memdetect_handler(void) -{ - asm volatile("subs pc, r14, #4"); -} - void mx28_mem_get_size(void) { struct mx28_digctl_regs *digctl_regs = (struct mx28_digctl_regs *)MXS_DIGCTL_BASE; uint32_t sz, da; uint32_t *vt = (uint32_t *)0x20; + /* The following is "subs pc, r14, #4", used as return from DABT. */ + const uint32_t data_abort_memdetect_handler = 0xe25ef004; /* Replace the DABT handler. */ da = vt[4]; - vt[4] = (uint32_t)&data_abort_memdetect_handler; + vt[4] = data_abort_memdetect_handler; sz = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); writel(sz, &digctl_regs->hw_digctl_scratch0); |