[Skiboot] [PATCH] external: Update gitignore for building opal-prd

[Michael Neuling]

Building opal-prd currently leaves the git tree dirty.  This fixes it.

Signed-off-by: Michael Neuling <mikey at neuling.org>
---
 external/common/.gitignore   | 3 +++
 external/opal-prd/.gitignore | 1 +
 2 files changed, 4 insertions(+)
 create mode 100644 external/common/.gitignore

diff --git a/external/common/.gitignore b/external/common/.gitignore
new file mode 100644
index 0000000..3535d97
--- /dev/null
+++ b/external/common/.gitignore
@@ -0,0 +1,3 @@
+ast-sf-ctrl.c
+ast.h
+io.h
\ No newline at end of file
diff --git a/external/opal-prd/.gitignore b/external/opal-prd/.gitignore
index 5b6d97a..d98511f 100644
--- a/external/opal-prd/.gitignore
+++ b/external/opal-prd/.gitignore
@@ -2,3 +2,4 @@ opal-prd
 /ccan
 /libflash
 /test/test_pnor
+common
\ No newline at end of file
-- 
2.5.0