xref: /openbmc/linux/Documentation/devicetree/bindings/media/amlogic,meson-ir-tx.yaml (revision 19dc81b4017baffd6e919fd71cfc8dcbd5442e15) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2
3%YAML 1.2
4---
5$id: "http://devicetree.org/schemas/media/amlogic,meson-ir-tx.yaml#"
6$schema: "http://devicetree.org/meta-schemas/core.yaml#"
7
8title: Amlogic Meson IR transmitter
9
10maintainers:
11  - Viktor Prutyanov <viktor.prutyanov@phystech.edu>
12
13description: |
14  Some Amlogic SoCs such as A311D and T950D4 have IR transmitter
15  (also called blaster) controller onboard. It is capable of
16  sending IR signals with arbitrary carrier frequency and duty cycle.
17
18properties:
19  compatible:
20    oneOf:
21      - const: amlogic,meson-ir-tx
22      - items:
23          - const: amlogic,meson-g12a-ir-tx
24          - const: amlogic,meson-ir-tx
25
26  reg:
27    maxItems: 1
28
29  interrupts:
30    maxItems: 1
31
32  clocks:
33    maxItems: 2
34
35  clock-names:
36    items:
37      - const: sysclk
38      - const: xtal
39
40required:
41  - compatible
42  - reg
43  - interrupts
44  - clocks
45  - clock-names
46
47additionalProperties: false
48
49examples:
50  - |
51    #include <dt-bindings/interrupt-controller/irq.h>
52    #include <dt-bindings/clock/g12a-clkc.h>
53
54    ir@ff80014c {
55      compatible = "amlogic,meson-g12a-ir-tx", "amlogic,meson-ir-tx";
56      reg = <0xff80014c 0x10>;
57      interrupts = <0 198 IRQ_TYPE_EDGE_RISING>;
58      clocks = <&clkc CLKID_CLK81>, <&xtal>;
59      clock-names = "sysclk", "xtal";
60    };
61