0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: "http://devicetree.org/schemas/remoteproc/ingenic,vpu.yaml#"
0005 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
0006
0007 title: Ingenic Video Processing Unit bindings
0008
0009 description:
0010 Inside the Video Processing Unit (VPU) of the recent JZ47xx SoCs from
0011 Ingenic is a second Xburst MIPS CPU very similar to the main core.
0012 This document describes the devicetree bindings for this auxiliary
0013 processor.
0014
0015 maintainers:
0016 - Paul Cercueil <paul@crapouillou.net>
0017
0018 properties:
0019 compatible:
0020 const: ingenic,jz4770-vpu-rproc
0021
0022 reg:
0023 items:
0024 - description: aux registers
0025 - description: tcsm0 registers
0026 - description: tcsm1 registers
0027 - description: sram registers
0028
0029 reg-names:
0030 items:
0031 - const: aux
0032 - const: tcsm0
0033 - const: tcsm1
0034 - const: sram
0035
0036 clocks:
0037 items:
0038 - description: aux clock
0039 - description: vpu clock
0040
0041 clock-names:
0042 items:
0043 - const: aux
0044 - const: vpu
0045
0046 interrupts:
0047 maxItems: 1
0048
0049 required:
0050 - compatible
0051 - reg
0052 - reg-names
0053 - clocks
0054 - clock-names
0055 - interrupts
0056
0057 additionalProperties: false
0058
0059 examples:
0060 - |
0061 #include <dt-bindings/clock/ingenic,jz4770-cgu.h>
0062
0063 vpu: video-decoder@132a0000 {
0064 compatible = "ingenic,jz4770-vpu-rproc";
0065
0066 reg = <0x132a0000 0x20>, /* AUX */
0067 <0x132b0000 0x4000>, /* TCSM0 */
0068 <0x132c0000 0xc000>, /* TCSM1 */
0069 <0x132f0000 0x7000>; /* SRAM */
0070 reg-names = "aux", "tcsm0", "tcsm1", "sram";
0071
0072 clocks = <&cgu JZ4770_CLK_AUX>, <&cgu JZ4770_CLK_VPU>;
0073 clock-names = "aux", "vpu";
0074
0075 interrupt-parent = <&cpuintc>;
0076 interrupts = <3>;
0077 };
