linuxdebug/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml

79 lines
1.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
# Copyright (C) Sunplus Co., Ltd. 2021
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/spi-sunplus-sp7021.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Sunplus sp7021 SPI controller
allOf:
- $ref: "spi-controller.yaml"
maintainers:
- Li-hao Kuo <lhjeff911@gmail.com>
properties:
compatible:
enum:
- sunplus,sp7021-spi
reg:
items:
- description: the SPI master registers
- description: the SPI slave registers
reg-names:
items:
- const: master
- const: slave
interrupt-names:
items:
- const: dma_w
- const: master_risc
- const: slave_risc
interrupts:
minItems: 3
clocks:
maxItems: 1
resets:
maxItems: 1
required:
- compatible
- reg
- reg-names
- interrupts
- interrupt-names
- clocks
- resets
- pinctrl-names
- pinctrl-0
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
spi@9C002D80 {
compatible = "sunplus,sp7021-spi";
reg = <0x9C002D80 0x80>, <0x9C002E00 0x80>;
reg-names = "master", "slave";
interrupt-parent = <&intc>;
interrupt-names = "dma_w",
"master_risc",
"slave_risc";
interrupts = <144 IRQ_TYPE_LEVEL_HIGH>,
<146 IRQ_TYPE_LEVEL_HIGH>,
<145 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clkc 0x32>;
resets = <&rstc 0x22>;
pinctrl-names = "default";
pinctrl-0 = <&pins_spi0>;
};
...