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96 lines
2.2 KiB
96 lines
2.2 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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$id: http://devicetree.org/schemas/spi/fsl,spi-fsl-qspi.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Freescale Quad Serial Peripheral Interface (QuadSPI) |
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maintainers: |
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- Han Xu <[email protected]> |
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allOf: |
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- $ref: "spi-controller.yaml#" |
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properties: |
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compatible: |
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oneOf: |
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- enum: |
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- fsl,vf610-qspi |
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- fsl,imx6sx-qspi |
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- fsl,imx7d-qspi |
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- fsl,imx6ul-qspi |
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- fsl,ls1021a-qspi |
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- fsl,ls2080a-qspi |
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- items: |
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- enum: |
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- fsl,ls1043a-qspi |
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- const: fsl,ls1021a-qspi |
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- items: |
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- enum: |
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- fsl,imx8mq-qspi |
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- const: fsl,imx7d-qspi |
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reg: |
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items: |
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- description: registers |
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- description: memory mapping |
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reg-names: |
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items: |
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- const: QuadSPI |
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- const: QuadSPI-memory |
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interrupts: |
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maxItems: 1 |
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clocks: |
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items: |
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- description: SoC SPI qspi_en clock |
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- description: SoC SPI qspi clock |
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clock-names: |
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items: |
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- const: qspi_en |
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- const: qspi |
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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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- interrupts |
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- clocks |
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- clock-names |
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unevaluatedProperties: 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/fsl,qoriq-clockgen.h> |
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soc { |
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#address-cells = <2>; |
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#size-cells = <2>; |
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spi@1550000 { |
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compatible = "fsl,ls1021a-qspi"; |
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reg = <0x0 0x1550000 0x0 0x100000>, |
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<0x0 0x40000000 0x0 0x10000000>; |
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reg-names = "QuadSPI", "QuadSPI-memory"; |
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interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(2)>, |
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<&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(2)>; |
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clock-names = "qspi_en", "qspi"; |
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flash@0 { |
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compatible = "jedec,spi-nor"; |
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spi-max-frequency = <50000000>; |
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reg = <0>; |
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spi-rx-bus-width = <4>; |
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spi-tx-bus-width = <4>; |
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}; |
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}; |
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};
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