arm64: 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> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Grant Likely <grant.likely@linaro.org>
git-mirror · Mar 13, 2014 · 9bf14b7 · 9bf14b7
1 parent bcedb5f
commit 9bf14b7
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 0 deletions.
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
@@ -43,6 +43,7 @@ config ARM64
 	select NO_BOOTMEM
 	select OF
 	select OF_EARLY_FLATTREE
+	select OF_RESERVED_MEM
 	select PERF_USE_VMALLOC
 	select POWER_RESET
 	select POWER_SUPPLY

diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
@@ -160,6 +160,7 @@ void __init arm64_memblock_init(void)
 		memblock_reserve(base, size);
 	}
 
+	early_init_fdt_scan_reserved_mem();
 	dma_contiguous_reserve(0);
 
 	memblock_allow_resize();