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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright 2019,2020 Lubomir Rintel <lkundrak@v3.sk>
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/marvell,mmp2-ssp.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: PXA2xx SSP SPI Controller
maintainers:
- Lubomir Rintel <lkundrak@v3.sk>
allOf:
- $ref: spi-controller.yaml#
properties:
compatible:
const: marvell,mmp2-ssp
interrupts:
maxItems: 1
reg:
maxItems: 1
clocks:
maxItems: 1
ready-gpios:
description: |
GPIO used to signal a SPI master that the FIFO is filled and we're
ready to service a transfer. Only useful in slave mode.
maxItems: 1
required:
- compatible
- reg
- interrupts
- clocks
dependencies:
ready-gpios: [ spi-slave ]
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/marvell,mmp2.h>
spi@d4035000 {
compatible = "marvell,mmp2-ssp";
#address-cells = <1>;
#size-cells = <0>;
reg = <0xd4035000 0x1000>;
clocks = <&soc_clocks MMP2_CLK_SSP0>;
interrupts = <0>;
};
...
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