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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/spi-nxp-fspi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NXP Flex Serial Peripheral Interface (FSPI)
maintainers:
- Han Xu <han.xu@nxp.com>
- Kuldeep Singh <singh.kuldeep87k@gmail.com>
allOf:
- $ref: spi-controller.yaml#
properties:
compatible:
enum:
- nxp,imx8dxl-fspi
- nxp,imx8mm-fspi
- nxp,imx8mp-fspi
- nxp,imx8qxp-fspi
- nxp,lx2160a-fspi
reg:
items:
- description: registers address space
- description: memory mapped address space
reg-names:
items:
- const: fspi_base
- const: fspi_mmap
interrupts:
maxItems: 1
clocks:
items:
- description: SPI bus clock
- description: SPI serial clock
clock-names:
items:
- const: fspi_en
- const: fspi
power-domains:
maxItems: 1
required:
- compatible
- reg
- reg-names
- interrupts
- clocks
- clock-names
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/fsl,qoriq-clockgen.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
spi@20c0000 {
compatible = "nxp,lx2160a-fspi";
reg = <0x0 0x20c0000 0x0 0x100000>,
<0x0 0x20000000 0x0 0x10000000>;
reg-names = "fspi_base", "fspi_mmap";
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>,
<&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(4)>;
clock-names = "fspi_en", "fspi";
#address-cells = <1>;
#size-cells = <0>;
flash@0 {
compatible = "jedec,spi-nor";
spi-max-frequency = <50000000>;
reg = <0>;
spi-rx-bus-width = <8>;
spi-tx-bus-width = <8>;
};
};
};
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