st,stm32-qspi.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/spi/st,stm32-qspi.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: STMicroelectronics STM32 Quad Serial Peripheral Interface (QSPI) bindings
    8 
    9 maintainers:
   10   - Christophe Kerello <christophe.kerello@foss.st.com>
   11   - Patrice Chotard <patrice.chotard@foss.st.com>
   12 
   13 allOf:
   14   - $ref: "spi-controller.yaml#"
   15 
   16 properties:
   17   compatible:
   18     const: st,stm32f469-qspi
   19 
   20   reg:
   21     items:
   22       - description: registers
   23       - description: memory mapping
   24 
   25   reg-names:
   26     items:
   27       - const: qspi
   28       - const: qspi_mm
   29 
   30   clocks:
   31     maxItems: 1
   32 
   33   interrupts:
   34     maxItems: 1
   35 
   36   resets:
   37     maxItems: 1
   38 
   39   dmas:
   40     items:
   41       - description: tx DMA channel
   42       - description: rx DMA channel
   43 
   44   dma-names:
   45     items:
   46       - const: tx
   47       - const: rx
   48 
   49 required:
   50   - compatible
   51   - reg
   52   - reg-names
   53   - clocks
   54   - interrupts
   55 
   56 unevaluatedProperties: false
   57 
   58 examples:
   59   - |
   60     #include <dt-bindings/interrupt-controller/arm-gic.h>
   61     #include <dt-bindings/clock/stm32mp1-clks.h>
   62     #include <dt-bindings/reset/stm32mp1-resets.h>
   63     spi@58003000 {
   64       compatible = "st,stm32f469-qspi";
   65       reg = <0x58003000 0x1000>, <0x70000000 0x10000000>;
   66       reg-names = "qspi", "qspi_mm";
   67       interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
   68       dmas = <&mdma1 22 0x10 0x100002 0x0 0x0>,
   69              <&mdma1 22 0x10 0x100008 0x0 0x0>;
   70       dma-names = "tx", "rx";
   71       clocks = <&rcc QSPI_K>;
   72       resets = <&rcc QSPI_R>;
   73 
   74       #address-cells = <1>;
   75       #size-cells = <0>;
   76 
   77       flash@0 {
   78         compatible = "jedec,spi-nor";
   79         reg = <0>;
   80         spi-rx-bus-width = <4>;
   81         spi-max-frequency = <108000000>;
   82       };
   83     };
   84 
   85 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/spi/st,stm32-qspi.yaml

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sys/contrib/device-tree/Bindings/spi/st,stm32-qspi.yaml