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Commit bcedb5f9 authored by Marek Szyprowski's avatar Marek Szyprowski Committed by Grant Likely
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arm: 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>
Signed-off-by: default avatarGrant Likely <grant.likely@linaro.org>
parent f618c470

arch/arm/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -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.

arch/arm/mm/init.c

+2 −0
Original line number Diff line number Diff line
@@ -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