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37 lines
1.0 KiB
Diff
37 lines
1.0 KiB
Diff
From 95c831bca9181df62230171fd66286d08ea886a8 Mon Sep 17 00:00:00 2001
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From: Marek Szyprowski <m.szyprowski@samsung.com>
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Date: Fri, 28 Feb 2014 14:42:54 +0100
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Subject: [PATCH 052/182] arm: add support for reserved memory defined by
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device tree
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Enable reserved memory initialization from device tree.
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Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
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Signed-off-by: Grant Likely <grant.likely@linaro.org>
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---
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arch/arm/Kconfig | 1 +
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arch/arm/mm/init.c | 2 ++
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2 files changed, 3 insertions(+)
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--- a/arch/arm/Kconfig
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+++ b/arch/arm/Kconfig
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@@ -1923,6 +1923,7 @@ config USE_OF
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select IRQ_DOMAIN
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select OF
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select OF_EARLY_FLATTREE
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+ select OF_RESERVED_MEM
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help
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Include support for flattened device tree machine descriptions.
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--- a/arch/arm/mm/init.c
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+++ b/arch/arm/mm/init.c
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@@ -323,6 +323,8 @@ void __init arm_memblock_init(struct mem
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if (mdesc->reserve)
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mdesc->reserve();
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+ early_init_fdt_scan_reserved_mem();
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+
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/*
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* reserve memory for DMA contigouos allocations,
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* must come from DMA area inside low memory
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