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author | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-07-05 11:26:46 +0300 |
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committer | Tom Rini <trini@konsulko.com> | 2016-08-20 18:35:07 +0300 |
commit | f2a9942fbc47491cc5f5151670c42d43dc0544cb (patch) | |
tree | 24d07a7a1d1738c1d668620e31dcb5dc600f0eb4 /test/overlay/test-fdt-overlay.dts | |
parent | e6628ad7b99b285b25147366c68a7b956e362878 (diff) | |
download | u-boot-f2a9942fbc47491cc5f5151670c42d43dc0544cb.tar.xz |
tests: Introduce DT overlay tests
This adds a bunch of unit tests for the "fdt apply" command.
They've all been run successfully in the sandbox. However, as you still
require an out-of-tree dtc with overlay support, this is disabled by
default.
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'test/overlay/test-fdt-overlay.dts')
-rw-r--r-- | test/overlay/test-fdt-overlay.dts | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/test/overlay/test-fdt-overlay.dts b/test/overlay/test-fdt-overlay.dts new file mode 100644 index 0000000000..d30ecdf366 --- /dev/null +++ b/test/overlay/test-fdt-overlay.dts @@ -0,0 +1,96 @@ +/* + * Copyright (c) 2016 NextThing Co + * Copyright (c) 2016 Free Electrons + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/dts-v1/; +/plugin/; + +/ { + /* Test that we can change an int by another */ + fragment@0 { + target = <&test>; + + __overlay__ { + test-int-property = <43>; + }; + }; + + /* Test that we can replace a string by a longer one */ + fragment@1 { + target = <&test>; + + __overlay__ { + test-str-property = "foobar"; + }; + }; + + /* Test that we add a new property */ + fragment@2 { + target = <&test>; + + __overlay__ { + test-str-property-2 = "foobar2"; + }; + }; + + /* Test that we add a new node (by phandle) */ + fragment@3 { + target = <&test>; + + __overlay__ { + new-node { + new-property; + }; + }; + }; + + /* Test that we add a new node (by path) */ + fragment@4 { + target-path = "/"; + + __overlay__ { + new-node { + new-property; + }; + }; + }; + + fragment@5 { + target-path = "/"; + + __overlay__ { + local: new-local-node { + new-property; + }; + }; + }; + + fragment@6 { + target-path = "/"; + + __overlay__ { + test-phandle = <&test>, <&local>; + }; + }; + + fragment@7 { + target-path = "/"; + + __overlay__ { + test-several-phandle = <&local>, <&local>; + }; + }; + + fragment@8 { + target = <&test>; + + __overlay__ { + sub-test-node { + new-sub-test-property; + }; + }; + }; +}; |