2023-08-30 17:31:07 +02:00
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/display/mediatek/mediatek,postmask.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Mediatek display postmask
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maintainers:
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- Chun-Kuang Hu <chunkuang.hu@kernel.org>
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- Philipp Zabel <p.zabel@pengutronix.de>
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description: |
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Mediatek display postmask, namely POSTMASK, provides round corner pattern
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generation.
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POSTMASK device node must be siblings to the central MMSYS_CONFIG node.
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For a description of the MMSYS_CONFIG binding, see
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Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
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for details.
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properties:
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compatible:
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oneOf:
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2023-10-24 12:59:35 +02:00
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- enum:
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- mediatek,mt8192-disp-postmask
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2023-08-30 17:31:07 +02:00
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- items:
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- enum:
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- mediatek,mt8186-disp-postmask
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- mediatek,mt8188-disp-postmask
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- const: mediatek,mt8192-disp-postmask
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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power-domains:
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description: A phandle and PM domain specifier as defined by bindings of
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the power controller specified by phandle. See
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Documentation/devicetree/bindings/power/power-domain.yaml for details.
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clocks:
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items:
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- description: POSTMASK Clock
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mediatek,gce-client-reg:
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description: The register of client driver can be configured by gce with
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4 arguments defined in this property, such as phandle of gce, subsys id,
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register offset and size. Each GCE subsys id is mapping to a client
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defined in the header include/dt-bindings/gce/<chip>-gce.h.
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$ref: /schemas/types.yaml#/definitions/phandle-array
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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- power-domains
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- clocks
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/mt8192-clk.h>
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#include <dt-bindings/power/mt8192-power.h>
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#include <dt-bindings/gce/mt8192-gce.h>
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soc {
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#address-cells = <2>;
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#size-cells = <2>;
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postmask0: postmask@1400d000 {
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compatible = "mediatek,mt8192-disp-postmask";
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reg = <0 0x1400d000 0 0x1000>;
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interrupts = <GIC_SPI 262 IRQ_TYPE_LEVEL_HIGH 0>;
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power-domains = <&scpsys MT8192_POWER_DOMAIN_DISP>;
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clocks = <&mmsys CLK_MM_DISP_POSTMASK0>;
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mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0xd000 0x1000>;
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};
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};
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