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authorLinus Torvalds <torvalds@linux-foundation.org>2017-04-04 21:16:52 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-04-04 21:16:52 +0300
commitb824a957bfb3f7f5ab2f7216239882f9092d2c27 (patch)
treec8c1c72e0f81ec01a8aaf2ffeb1d93f14f02b71c /arch
parent1a589c0443e498078f5f2acedef5575bc705dcd7 (diff)
parent921d701e6f31e1ffaca3560416af1aa04edb4c4f (diff)
downloadlinux-b824a957bfb3f7f5ab2f7216239882f9092d2c27.tar.xz
Merge tag 'nios2-v4.11-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2
Pull nios2 fix from Ley Foon Tan: - nios2: reserve boot memory for device tree * tag 'nios2-v4.11-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2: nios2: reserve boot memory for device tree
Diffstat (limited to 'arch')
-rw-r--r--arch/nios2/kernel/prom.c7
-rw-r--r--arch/nios2/kernel/setup.c3
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/nios2/kernel/prom.c b/arch/nios2/kernel/prom.c
index 367c5426157b..3901b80d4420 100644
--- a/arch/nios2/kernel/prom.c
+++ b/arch/nios2/kernel/prom.c
@@ -48,6 +48,13 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return alloc_bootmem_align(size, align);
}
+int __init early_init_dt_reserve_memory_arch(phys_addr_t base, phys_addr_t size,
+ bool nomap)
+{
+ reserve_bootmem(base, size, BOOTMEM_DEFAULT);
+ return 0;
+}
+
void __init early_init_devtree(void *params)
{
__be32 *dtb = (u32 *)__dtb_start;
diff --git a/arch/nios2/kernel/setup.c b/arch/nios2/kernel/setup.c
index 6e57ffa5db27..6044d9be28b4 100644
--- a/arch/nios2/kernel/setup.c
+++ b/arch/nios2/kernel/setup.c
@@ -201,6 +201,9 @@ void __init setup_arch(char **cmdline_p)
}
#endif /* CONFIG_BLK_DEV_INITRD */
+ early_init_fdt_reserve_self();
+ early_init_fdt_scan_reserved_mem();
+
unflatten_and_copy_device_tree();
setup_cpuinfo();