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Commit 10bcdfb8 authored by Marek Szyprowski's avatar Marek Szyprowski
Browse files

ARM: init: add support for reserved memory defined by device tree 



Enable reserved memory initialization from device tree.

Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Acked-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Acked-by: default avatarMichal Nazarewicz <mina86@mina86.com>
Acked-by: default avatarTomasz Figa <t.figa@samsung.com>
parent 9d8eab7a

arch/arm/mm/init.c

+3 −0
Original line number Diff line number Diff line
@@ -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>
@@ -377,6 +378,8 @@ void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc) 
	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