Add dt-bindings document for Graphics Core Information (GFXI) node. It is used by NPCM video driver to retrieve Graphics core information.
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| 1 | +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | |
| 2 | +%YAML 1.2 | |
| 3 | +--- | |
| 4 | +$id: http://devicetree.org/schemas/soc/nuvoton/nuvoton,gfxi.yaml# | |
| 5 | +$schema: http://devicetree.org/meta-schemas/core.yaml# | |
| 6 | + | |
| 7 | +title: Graphics Core Information block in Nuvoton SoCs | |
| 8 | + | |
| 9 | +maintainers: | |
| 10 | + - Joseph Liu <kwliu@nuvoton.com> | |
| 11 | + - Marvin Lin <kflin@nuvoton.com> | |
| 12 | + | |
| 13 | +description: | |
| 14 | + The Graphics Core Information (GFXI) are a block of registers in Nuvoton SoCs | |
| 15 | + that analyzes Graphics core behavior and provides information in registers. | |
| 16 | + | |
| 17 | +properties: | |
| 18 | + compatible: | |
| 19 | + items: | |
| 20 | + - enum: | |
| 21 | + - nuvoton,npcm750-gfxi | |
| 22 | + - nuvoton,npcm845-gfxi | |
| 23 | + - const: syscon | |
| 24 | + | |
| 25 | + reg: | |
| 26 | + maxItems: 1 | |
| 27 | + | |
| 28 | +required: | |
| 29 | + - compatible | |
| 30 | + - reg | |
| 31 | + | |
| 32 | +additionalProperties: false | |
| 33 | + | |
| 34 | +examples: | |
| 35 | + - | | |
| 36 | + gfxi: gfxi@e000 { | |
| 37 | + compatible = "nuvoton,npcm750-gfxi", "syscon"; | |
| 38 | + reg = <0xe000 0x100>; | |
| 39 | + }; | |