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Geert reports that gpio hog nodes are not properly processed when the gpio hog node is added via an overlay reply and provides an RFC patch to fix the problem [1]. Add a unittest that shows the problem. Unittest will report "1 failed" test before applying Geert's RFC patch and "0 failed" after applying Geert's RFC patch. [1] https://lore.kernel.org/linux-devicetree/20191230133852.5890-1-geert+renesas@glider.be/ Signed-off-by: Frank Rowand <frank.rowand@sony.com> Signed-off-by: Rob Herring <robh@kernel.org>
23 lines
368 B
Text
23 lines
368 B
Text
// SPDX-License-Identifier: GPL-2.0
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/dts-v1/;
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/plugin/;
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&unittest_test_bus {
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#address-cells = <1>;
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#size-cells = <0>;
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gpio@0 {
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compatible = "unittest-gpio";
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reg = <0>;
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gpio-controller;
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#gpio-cells = <2>;
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ngpios = <2>;
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gpio-line-names = "line-A", "line-B";
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line-b {
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gpio-hog;
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gpios = <2 0>;
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input;
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line-name = "line-B-input";
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};
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};
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};
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