| 
     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/mfd/allwinner,sun4i-a10-ts.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A10 Resistive Touchscreen Controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 properties:
   14   "#thermal-sensor-cells":
   15     const: 0
   16 
   17   compatible:
   18     enum:
   19       - allwinner,sun4i-a10-ts
   20       - allwinner,sun5i-a13-ts
   21       - allwinner,sun6i-a31-ts
   22 
   23   reg:
   24     maxItems: 1
   25 
   26   interrupts:
   27     maxItems: 1
   28 
   29   allwinner,ts-attached:
   30     $ref: /schemas/types.yaml#/definitions/flag
   31     description: A touchscreen is attached to the controller
   32 
   33   allwinner,tp-sensitive-adjust:
   34     $ref: /schemas/types.yaml#/definitions/uint32
   35     minimum: 0
   36     maximum: 15
   37     default: 15
   38 
   39     description: Sensitivity of pen down detection
   40 
   41   allwinner,filter-type:
   42     $ref: /schemas/types.yaml#/definitions/uint32
   43     minimum: 0
   44     maximum: 3
   45     default: 1
   46 
   47     description: |
   48       Select median and averaging filter. Sample used for median /
   49       averaging filter:
   50         0: 4/2
   51         1: 5/3
   52         2: 8/4
   53         3: 16/8
   54 
   55 required:
   56   - "#thermal-sensor-cells"
   57   - compatible
   58   - reg
   59   - interrupts
   60 
   61 additionalProperties: false
   62 
   63 examples:
   64   - |
   65     rtp: rtp@1c25000 {
   66         compatible = "allwinner,sun4i-a10-ts";
   67         reg = <0x01c25000 0x100>;
   68         interrupts = <29>;
   69         allwinner,ts-attached;
   70         #thermal-sensor-cells = <0>;
   71         /* sensitive/noisy touch panel */
   72         allwinner,tp-sensitive-adjust = <0>;
   73         allwinner,filter-type = <3>;
   74     };
   75 
   76 ...
Cache object: 78fcb7b8ee85995a7dc73df1a500af59 
 
 |