test/overlay/test-fdt-overlay.dts

   1 /*
   2  * Copyright (c) 2016 NextThing Co
   3  * Copyright (c) 2016 Free Electrons
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 /dts-v1/;
   9 /plugin/;
  10
  11 / {
  12         /* Test that we can change an int by another */
  13         fragment@0 {
  14                 target = <&test>;
  15
  16                 __overlay__ {
  17                         test-int-property = <43>;
  18                 };
  19         };
  20
  21         /* Test that we can replace a string by a longer one */
  22         fragment@1 {
  23                 target = <&test>;
  24
  25                 __overlay__ {
  26                         test-str-property = "foobar";
  27                 };
  28         };
  29
  30         /* Test that we add a new property */
  31         fragment@2 {
  32                 target = <&test>;
  33
  34                 __overlay__ {
  35                         test-str-property-2 = "foobar2";
  36                 };
  37         };
  38
  39         /* Test that we add a new node (by phandle) */
  40         fragment@3 {
  41                 target = <&test>;
  42
  43                 __overlay__ {
  44                         new-node {
  45                                 new-property;
  46                         };
  47                 };
  48         };
  49
  50         /* Test that we add a new node (by path) */
  51         fragment@4 {
  52                 target-path = "/";
  53
  54                 __overlay__ {
  55                         new-node {
  56                                 new-property;
  57                         };
  58                 };
  59         };
  60
  61         fragment@5 {
  62                 target-path = "/";
  63
  64                 __overlay__ {
  65                         local: new-local-node {
  66                                 new-property;
  67                         };
  68                 };
  69         };
  70
  71         fragment@6 {
  72                 target-path = "/";
  73
  74                 __overlay__ {
  75                         test-phandle = <&test>, <&local>;
  76                 };
  77         };
  78
  79         fragment@7 {
  80                 target-path = "/";
  81
  82                 __overlay__ {
  83                         test-several-phandle = <&local>, <&local>;
  84                 };
  85         };
  86
  87         fragment@8 {
  88                 target = <&test>;
  89
  90                 __overlay__ {
  91                         sub-test-node {
  92                                 new-sub-test-property;
  93                         };
  94                 };
  95         };
  96 };