brintos

brintos / linux-shallow public Read only

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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/spi/st,stm32-qspi.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: STMicroelectronics STM32 Quad Serial Peripheral Interface (QSPI)8 9maintainers:10  - Christophe Kerello <christophe.kerello@foss.st.com>11  - Patrice Chotard <patrice.chotard@foss.st.com>12 13allOf:14  - $ref: spi-controller.yaml#15 16properties:17  compatible:18    const: st,stm32f469-qspi19 20  reg:21    items:22      - description: registers23      - description: memory mapping24 25  reg-names:26    items:27      - const: qspi28      - const: qspi_mm29 30  clocks:31    maxItems: 132 33  interrupts:34    maxItems: 135 36  resets:37    maxItems: 138 39  dmas:40    items:41      - description: tx DMA channel42      - description: rx DMA channel43 44  dma-names:45    items:46      - const: tx47      - const: rx48 49  access-controllers:50    minItems: 151    maxItems: 252 53required:54  - compatible55  - reg56  - reg-names57  - clocks58  - interrupts59 60unevaluatedProperties: false61 62examples:63  - |64    #include <dt-bindings/interrupt-controller/arm-gic.h>65    #include <dt-bindings/clock/stm32mp1-clks.h>66    #include <dt-bindings/reset/stm32mp1-resets.h>67    spi@58003000 {68      compatible = "st,stm32f469-qspi";69      reg = <0x58003000 0x1000>, <0x70000000 0x10000000>;70      reg-names = "qspi", "qspi_mm";71      interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;72      dmas = <&mdma1 22 0x10 0x100002 0x0 0x0>,73             <&mdma1 22 0x10 0x100008 0x0 0x0>;74      dma-names = "tx", "rx";75      clocks = <&rcc QSPI_K>;76      resets = <&rcc QSPI_R>;77 78      #address-cells = <1>;79      #size-cells = <0>;80 81      flash@0 {82        compatible = "jedec,spi-nor";83        reg = <0>;84        spi-rx-bus-width = <4>;85        spi-max-frequency = <108000000>;86      };87    };88 89...90