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 | }; | ||