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105 lines
2.5 KiB
105 lines
2.5 KiB
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
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# Copyright 2019 Texas Instruments Incorporated |
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%YAML 1.2 |
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--- |
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$id: "http://devicetree.org/schemas/display/ti/ti,k2g-dss.yaml#" |
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$schema: "http://devicetree.org/meta-schemas/core.yaml#" |
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title: Texas Instruments K2G Display Subsystem |
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maintainers: |
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- Jyri Sarha <[email protected]> |
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- Tomi Valkeinen <[email protected]> |
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description: | |
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The K2G DSS is an ultra-light version of TI Keystone Display |
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SubSystem. It has only one output port and video plane. The |
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output is DPI. |
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properties: |
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compatible: |
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const: ti,k2g-dss |
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reg: |
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items: |
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- description: cfg DSS top level |
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- description: common DISPC common |
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- description: VID1 video plane 1 |
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- description: OVR1 overlay manager for vp1 |
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- description: VP1 video port 1 |
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reg-names: |
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items: |
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- const: cfg |
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- const: common |
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- const: vid1 |
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- const: ovr1 |
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- const: vp1 |
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clocks: |
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items: |
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- description: fck DSS functional clock |
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- description: vp1 Video Port 1 pixel clock |
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clock-names: |
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items: |
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- const: fck |
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- const: vp1 |
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interrupts: |
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maxItems: 1 |
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power-domains: |
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maxItems: 1 |
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description: phandle to the associated power domain |
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port: |
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$ref: /schemas/graph.yaml#/properties/port |
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description: |
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The DSS DPI output port node |
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max-memory-bandwidth: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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description: |
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Input memory (from main memory to dispc) bandwidth limit in |
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bytes per second |
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required: |
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- compatible |
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- reg |
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- reg-names |
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- clocks |
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- clock-names |
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- interrupts |
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- port |
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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/interrupt-controller/irq.h> |
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dss: dss@2540000 { |
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compatible = "ti,k2g-dss"; |
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reg = <0x02540000 0x400>, |
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<0x02550000 0x1000>, |
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<0x02557000 0x1000>, |
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<0x0255a800 0x100>, |
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<0x0255ac00 0x100>; |
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reg-names = "cfg", "common", "vid1", "ovr1", "vp1"; |
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clocks = <&k2g_clks 0x2 0>, |
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<&k2g_clks 0x2 1>; |
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clock-names = "fck", "vp1"; |
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interrupts = <GIC_SPI 247 IRQ_TYPE_EDGE_RISING>; |
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power-domains = <&k2g_pds 0x2>; |
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max-memory-bandwidth = <230000000>; |
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port { |
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dpi_out: endpoint { |
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remote-endpoint = <&sii9022_in>; |
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}; |
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}; |
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};
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