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powerpc: add support for reserved memory defined by device tree

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Enable reserved memory initialization from device tree.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Grant Likely <grant.likely@linaro.org>
This commit is contained in:
Marek Szyprowski 2014-02-28 14:42:56 +01:00 committed by Grant Likely
parent 9bf14b7c54
commit 708b7eef12
2 changed files with 4 additions and 0 deletions
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1
arch/powerpc/Kconfig
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@ -90,6 +90,7 @@ config PPC
select BINFMT_ELF
select OF
select OF_EARLY_FLATTREE
select OF_RESERVED_MEM
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
select HAVE_FUNCTION_TRACER

3
arch/powerpc/kernel/prom.c
View File

@ -33,6 +33,7 @@
#include <linux/irq.h>
#include <linux/memblock.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
#include <asm/prom.h>
#include <asm/rtas.h>
@ -588,6 +589,8 @@ static void __init early_reserve_mem_dt(void)
memblock_reserve(base, size);
}
}
early_init_fdt_scan_reserved_mem();
}
static void __init early_reserve_mem(void)