Enable reserved memory initialization from device tree.
Signed-off-by: Marek Szyprowski m.szyprowski@samsung.com --- arch/arm/Kconfig | 1 + arch/arm/mm/init.c | 3 +++ 2 files changed, 4 insertions(+)
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..ebafdb479410 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -17,6 +17,7 @@ #include <linux/nodemask.h> #include <linux/initrd.h> #include <linux/of_fdt.h> +#include <linux/of_reserved_mem.h> #include <linux/highmem.h> #include <linux/gfp.h> #include <linux/memblock.h> @@ -323,6 +324,8 @@ void __init arm_memblock_init(struct meminfo *mi, if (mdesc->reserve) mdesc->reserve();
+ early_init_dt_scan_reserved_mem(); + /* * reserve memory for DMA contigouos allocations, * must come from DMA area inside low memory