xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/remoteproc/ingenic,vpu.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: "http://devicetree.org/schemas/remoteproc/ingenic,vpu.yaml#"
5*4882a593Smuzhiyun$schema: "http://devicetree.org/meta-schemas/core.yaml#"
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Ingenic Video Processing Unit bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyundescription:
10*4882a593Smuzhiyun  Inside the Video Processing Unit (VPU) of the recent JZ47xx SoCs from
11*4882a593Smuzhiyun  Ingenic is a second Xburst MIPS CPU very similar to the main core.
12*4882a593Smuzhiyun  This document describes the devicetree bindings for this auxiliary
13*4882a593Smuzhiyun  processor.
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunmaintainers:
16*4882a593Smuzhiyun  - Paul Cercueil <paul@crapouillou.net>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunproperties:
19*4882a593Smuzhiyun  compatible:
20*4882a593Smuzhiyun    const: ingenic,jz4770-vpu-rproc
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun  reg:
23*4882a593Smuzhiyun    items:
24*4882a593Smuzhiyun      - description: aux registers
25*4882a593Smuzhiyun      - description: tcsm0 registers
26*4882a593Smuzhiyun      - description: tcsm1 registers
27*4882a593Smuzhiyun      - description: sram registers
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  reg-names:
30*4882a593Smuzhiyun    items:
31*4882a593Smuzhiyun      - const: aux
32*4882a593Smuzhiyun      - const: tcsm0
33*4882a593Smuzhiyun      - const: tcsm1
34*4882a593Smuzhiyun      - const: sram
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun  clocks:
37*4882a593Smuzhiyun    items:
38*4882a593Smuzhiyun      - description: aux clock
39*4882a593Smuzhiyun      - description: vpu clock
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun  clock-names:
42*4882a593Smuzhiyun    items:
43*4882a593Smuzhiyun      - const: aux
44*4882a593Smuzhiyun      - const: vpu
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun  interrupts:
47*4882a593Smuzhiyun    description: VPU hardware interrupt
48*4882a593Smuzhiyun
49*4882a593Smuzhiyunrequired:
50*4882a593Smuzhiyun  - compatible
51*4882a593Smuzhiyun  - reg
52*4882a593Smuzhiyun  - reg-names
53*4882a593Smuzhiyun  - clocks
54*4882a593Smuzhiyun  - clock-names
55*4882a593Smuzhiyun  - interrupts
56*4882a593Smuzhiyun
57*4882a593SmuzhiyunadditionalProperties: false
58*4882a593Smuzhiyun
59*4882a593Smuzhiyunexamples:
60*4882a593Smuzhiyun  - |
61*4882a593Smuzhiyun    #include <dt-bindings/clock/jz4770-cgu.h>
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun    vpu: video-decoder@132a0000 {
64*4882a593Smuzhiyun      compatible = "ingenic,jz4770-vpu-rproc";
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun      reg = <0x132a0000 0x20>, /* AUX */
67*4882a593Smuzhiyun            <0x132b0000 0x4000>, /* TCSM0 */
68*4882a593Smuzhiyun            <0x132c0000 0xc000>, /* TCSM1 */
69*4882a593Smuzhiyun            <0x132f0000 0x7000>; /* SRAM */
70*4882a593Smuzhiyun      reg-names = "aux", "tcsm0", "tcsm1", "sram";
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun      clocks = <&cgu JZ4770_CLK_AUX>, <&cgu JZ4770_CLK_VPU>;
73*4882a593Smuzhiyun      clock-names = "aux", "vpu";
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun      interrupt-parent = <&cpuintc>;
76*4882a593Smuzhiyun      interrupts = <3>;
77*4882a593Smuzhiyun    };
78