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authorMarek Szyprowski <m.szyprowski@samsung.com>2014-02-28 17:42:54 +0400
committerGrant Likely <grant.likely@linaro.org>2014-03-11 21:37:38 +0400
commitbcedb5f9bd74662968fc1b4cb22f24abb4b7723d (patch)
tree6a3b6640b44c47db27bfceee051cfa879bfb892f /arch/arm
parentf618c4703a14672d27bc2ca5d132a844363d6f5f (diff)
downloadlinux-bcedb5f9bd74662968fc1b4cb22f24abb4b7723d.tar.xz
arm: add support for reserved memory defined by device tree
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>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/mm/init.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e25419817791..d0262bea8020 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1918,6 +1918,7 @@ config USE_OF
select IRQ_DOMAIN
select OF
select OF_EARLY_FLATTREE
+ select OF_RESERVED_MEM
help
Include support for flattened device tree machine descriptions.
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 804d61566a53..2a77ba8796ae 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -323,6 +323,8 @@ void __init arm_memblock_init(struct meminfo *mi,
if (mdesc->reserve)
mdesc->reserve();
+ early_init_fdt_scan_reserved_mem();
+
/*
* reserve memory for DMA contigouos allocations,
* must come from DMA area inside low memory