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author | Pantelis Antoniou <pantelis.antoniou@konsulko.com> | 2015-01-12 19:02:49 +0200 |
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committer | Mark Brown <broonie@kernel.org> | 2015-02-20 23:45:00 +0900 |
commit | 62a3e7a53f2536b8b7456bf1d7c013ae31372945 (patch) | |
tree | e2311a7fe7d0dc9b5f8a87ecc1940f0aa8f2c69a /Documentation | |
parent | 336c93f88581c011fc316d3da0bb92e4e8d78de2 (diff) |
of: unitest: Add I2C overlay unit tests.
Introduce I2C device tree overlay tests.
Tests insertion and removal of i2c adapters, i2c devices, and muxes.
Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Rob Herring <robh@kernel.org>
(cherry picked from commit d5e75500ca401d3128c82c5b0dee2f9b259d5b5c)
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/unittest.txt | 59 |
1 files changed, 58 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/unittest.txt b/Documentation/devicetree/bindings/unittest.txt index 0f92a22fddfa..8933211f32f9 100644 --- a/Documentation/devicetree/bindings/unittest.txt +++ b/Documentation/devicetree/bindings/unittest.txt @@ -1,4 +1,4 @@ -* OF selftest platform device +1) OF selftest platform device ** selftest @@ -12,3 +12,60 @@ Example: compatible = "selftest"; status = "okay"; }; + +2) OF selftest i2c adapter platform device + +** platform device unittest adapter + +Required properties: +- compatible: must be selftest-i2c-bus + +Children nodes contain selftest i2c devices. + +Example: + selftest-i2c-bus { + compatible = "selftest-i2c-bus"; + status = "okay"; + }; + +3) OF selftest i2c device + +** I2C selftest device + +Required properties: +- compatible: must be selftest-i2c-dev + +All other properties are optional + +Example: + selftest-i2c-dev { + compatible = "selftest-i2c-dev"; + status = "okay"; + }; + +4) OF selftest i2c mux device + +** I2C selftest mux + +Required properties: +- compatible: must be selftest-i2c-mux + +Children nodes contain selftest i2c bus nodes per channel. + +Example: + selftest-i2c-mux { + compatible = "selftest-i2c-mux"; + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + channel-0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + i2c-dev { + reg = <8>; + compatible = "selftest-i2c-dev"; + status = "okay"; + }; + }; + }; |