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113 lines
2.9 KiB
113 lines
2.9 KiB
# 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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$id: http://devicetree.org/schemas/spi/mediatek,spi-mt65xx.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: SPI Bus controller for MediaTek ARM SoCs |
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maintainers: |
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- Leilk Liu <[email protected]> |
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allOf: |
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- $ref: "/schemas/spi/spi-controller.yaml#" |
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properties: |
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compatible: |
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oneOf: |
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- items: |
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- enum: |
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- mediatek,mt7629-spi |
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- mediatek,mt8365-spi |
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- const: mediatek,mt7622-spi |
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- items: |
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- enum: |
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- mediatek,mt8516-spi |
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- const: mediatek,mt2712-spi |
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- items: |
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- enum: |
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- mediatek,mt6779-spi |
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- mediatek,mt8186-spi |
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- mediatek,mt8192-spi |
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- mediatek,mt8195-spi |
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- const: mediatek,mt6765-spi |
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- items: |
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- enum: |
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- mediatek,mt7986-spi-ipm |
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- mediatek,mt8188-spi-ipm |
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- const: mediatek,spi-ipm |
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- items: |
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- enum: |
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- mediatek,mt2701-spi |
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- mediatek,mt2712-spi |
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- mediatek,mt6589-spi |
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- mediatek,mt6765-spi |
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- mediatek,mt6893-spi |
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- mediatek,mt7622-spi |
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- mediatek,mt8135-spi |
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- mediatek,mt8173-spi |
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- mediatek,mt8183-spi |
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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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clocks: |
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minItems: 3 |
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items: |
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- description: clock used for the parent clock |
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- description: clock used for the muxes clock |
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- description: clock used for the clock gate |
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- description: clock used for the AHB bus, this clock is optional |
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clock-names: |
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minItems: 3 |
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items: |
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- const: parent-clk |
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- const: sel-clk |
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- const: spi-clk |
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- const: hclk |
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mediatek,pad-select: |
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$ref: /schemas/types.yaml#/definitions/uint32-array |
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minItems: 1 |
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maxItems: 4 |
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items: |
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enum: [0, 1, 2, 3] |
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description: |
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specify which pins group(ck/mi/mo/cs) spi controller used. |
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This is an array. |
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required: |
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- compatible |
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- reg |
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- interrupts |
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- clocks |
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- clock-names |
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- '#address-cells' |
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- '#size-cells' |
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unevaluatedProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/mt8173-clk.h> |
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#include <dt-bindings/gpio/gpio.h> |
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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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spi@1100a000 { |
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compatible = "mediatek,mt8173-spi"; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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reg = <0x1100a000 0x1000>; |
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interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>; |
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clocks = <&topckgen CLK_TOP_SYSPLL3_D2>, |
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<&topckgen CLK_TOP_SPI_SEL>, |
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<&pericfg CLK_PERI_SPI0>; |
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clock-names = "parent-clk", "sel-clk", "spi-clk"; |
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cs-gpios = <&pio 105 GPIO_ACTIVE_LOW>, <&pio 72 GPIO_ACTIVE_LOW>; |
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mediatek,pad-select = <1>, <0>; |
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};
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