# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/spi/spi-cadence.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Cadence SPI controller maintainers: - Michal Simek allOf: - $ref: spi-controller.yaml# properties: compatible: enum: - cdns,spi-r1p6 - xlnx,zynq-spi-r1p6 reg: maxItems: 1 interrupts: maxItems: 1 clock-names: items: - const: ref_clk - const: pclk clocks: maxItems: 2 num-cs: description: | Number of chip selects used. If a decoder is used, this will be the number of chip selects after the decoder. $ref: /schemas/types.yaml#/definitions/uint32 minimum: 1 maximum: 4 default: 4 is-decoded-cs: description: | Flag to indicate whether decoder is used or not. $ref: /schemas/types.yaml#/definitions/uint32 enum: [ 0, 1 ] default: 0 power-domains: maxItems: 1 label: description: Descriptive name of the SPI controller. required: - compatible - reg - interrupts - clock-names - clocks unevaluatedProperties: false examples: - | spi@e0007000 { compatible = "xlnx,zynq-spi-r1p6"; clock-names = "ref_clk", "pclk"; clocks = <&clkc 26>, <&clkc 35>; interrupt-parent = <&intc>; interrupts = <0 49 4>; num-cs = <4>; is-decoded-cs = <0>; reg = <0xe0007000 0x1000>; }; ...