diff options
Diffstat (limited to 'dts/Bindings/spi/spi-pl022.yaml')
| -rw-r--r-- | dts/Bindings/spi/spi-pl022.yaml | 74 |
1 files changed, 10 insertions, 64 deletions
diff --git a/dts/Bindings/spi/spi-pl022.yaml b/dts/Bindings/spi/spi-pl022.yaml index dfb697c693..7f174b7d0a 100644 --- a/dts/Bindings/spi/spi-pl022.yaml +++ b/dts/Bindings/spi/spi-pl022.yaml @@ -10,7 +10,8 @@ maintainers: - Linus Walleij <linus.walleij@linaro.org> allOf: - - $ref: "spi-controller.yaml#" + - $ref: spi-controller.yaml# + - $ref: /schemas/arm/primecell.yaml# # We need a select here so we don't match all nodes with 'arm,primecell' select: @@ -38,20 +39,18 @@ properties: clock-names: items: - - enum: - - SSPCLK - - sspclk + - const: sspclk - const: apb_pclk pl022,autosuspend-delay: description: delay in ms following transfer completion before the runtime power management system suspends the device. A setting of 0 indicates no delay and the device will be suspended immediately. - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 pl022,rt: description: indicates the controller should run the message pump with realtime - priority to minimise the transfer latency on the bus (boolean) + priority to minimise the transfer latency on the bus (boolean) type: boolean dmas: @@ -72,69 +71,16 @@ properties: - const: rx - const: tx -patternProperties: - "^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-f]+$": - type: object - # SPI slave nodes must be children of the SPI master node and can - # contain the following properties. - properties: - pl022,interface: - description: SPI interface type - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - enum: - - 0 # SPI - - 1 # Texas Instruments Synchronous Serial Frame Format - - 2 # Microwire (Half Duplex) - - pl022,com-mode: - description: Specifies the transfer mode - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - enum: - - 0 # interrupt mode - - 1 # polling mode - - 2 # DMA mode - default: 1 - - pl022,rx-level-trig: - description: Rx FIFO watermark level - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - maximum: 4 - - pl022,tx-level-trig: - description: Tx FIFO watermark level - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - maximum: 4 - - pl022,ctrl-len: - description: Microwire interface - Control length - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0x03 - maximum: 0x1f - - pl022,wait-state: - description: Microwire interface - Wait state - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - enum: [ 0, 1 ] - - pl022,duplex: - description: Microwire interface - Full/Half duplex - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - enum: [ 0, 1 ] + resets: + maxItems: 1 required: - compatible - reg - interrupts +unevaluatedProperties: false + examples: - | spi@e0100000 { @@ -147,7 +93,7 @@ examples: <&dma_controller 24 0>; dma-names = "rx", "tx"; - m25p80@1 { + flash@1 { compatible = "st,m25p80"; reg = <1>; spi-max-frequency = <12000000>; |