[PATCH v5 11/11] powerpc: add support for reserved memory defined by device tree

From: Marek Szyprowski
Date: Fri Feb 21 2014 - 07:27:01 EST


Enable reserved memory initialization from device tree.

Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
arch/powerpc/Kconfig | 1 +
arch/powerpc/kernel/prom.c | 3 +++
2 files changed, 4 insertions(+)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 957bf344c0f5..3b6617fed8fc 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -90,6 +90,7 @@ config PPC
select BINFMT_ELF
select OF
select OF_EARLY_FLATTREE
+ select OF_RESERVED_MEM
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
select HAVE_FUNCTION_TRACER
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index f58c0d3aaeb4..591986215801 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -33,6 +33,7 @@
#include <linux/irq.h>
#include <linux/memblock.h>
#include <linux/of.h>
+#include <linux/of_fdt.h>

#include <asm/prom.h>
#include <asm/rtas.h>
@@ -588,6 +589,8 @@ static void __init early_reserve_mem_dt(void)
memblock_reserve(base, size);
}
}
+
+ early_init_fdt_scan_reserved_mem();
}

static void __init early_reserve_mem(void)
--
1.7.9.5

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