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-rw-r--r--arch/ppc/Kconfig4
-rw-r--r--arch/ppc/kernel/vmlinux.lds.S2
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index c22e60619d9b..0df9c33629fd 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -1177,6 +1177,10 @@ config ISA
have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If
you have an embedded board, consult your board documentation.
+config ZONE_DMA
+ bool
+ default y
+
config GENERIC_ISA_DMA
bool
depends on 6xx && !CPM2
diff --git a/arch/ppc/kernel/vmlinux.lds.S b/arch/ppc/kernel/vmlinux.lds.S
index 61921268a0d0..a0625562a44b 100644
--- a/arch/ppc/kernel/vmlinux.lds.S
+++ b/arch/ppc/kernel/vmlinux.lds.S
@@ -135,10 +135,12 @@ SECTIONS
.data.percpu : { *(.data.percpu) }
__per_cpu_end = .;
+#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(4096);
__initramfs_start = .;
.init.ramfs : { *(.init.ramfs) }
__initramfs_end = .;
+#endif
. = ALIGN(4096);
__init_end = .;