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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/devicetree/bindings/spi/spi-cadence.yaml
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/spi-cadence.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cadence SPI controller
+
+maintainers:
+ - Michal Simek <michal.simek@amd.com>
+
+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>;
+ };
+...