xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/spi/mxs-spi.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/spi/mxs-spi.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Freescale MX233/MX28 SSP/SPI
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Marek Vasut <marex@denx.de>
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunallOf:
13*4882a593Smuzhiyun  - $ref: "/schemas/spi/spi-controller.yaml#"
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunproperties:
16*4882a593Smuzhiyun  compatible:
17*4882a593Smuzhiyun    enum:
18*4882a593Smuzhiyun      - fsl,imx23-spi
19*4882a593Smuzhiyun      - fsl,imx28-spi
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun  reg:
22*4882a593Smuzhiyun    maxItems: 1
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun  interrupts:
25*4882a593Smuzhiyun    maxItems: 1
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun  dmas:
28*4882a593Smuzhiyun    maxItems: 1
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  dma-names:
31*4882a593Smuzhiyun    const: rx-tx
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  clock-frequency:
34*4882a593Smuzhiyun    description: input clock frequency to the SPI block in Hz.
35*4882a593Smuzhiyun    default: 160000000
36*4882a593Smuzhiyun
37*4882a593Smuzhiyunrequired:
38*4882a593Smuzhiyun  - compatible
39*4882a593Smuzhiyun  - reg
40*4882a593Smuzhiyun  - interrupts
41*4882a593Smuzhiyun  - dmas
42*4882a593Smuzhiyun  - dma-names
43*4882a593Smuzhiyun
44*4882a593SmuzhiyununevaluatedProperties: false
45*4882a593Smuzhiyun
46*4882a593Smuzhiyunexamples:
47*4882a593Smuzhiyun  - |
48*4882a593Smuzhiyun    spi@80010000 {
49*4882a593Smuzhiyun        #address-cells = <1>;
50*4882a593Smuzhiyun        #size-cells = <0>;
51*4882a593Smuzhiyun        compatible = "fsl,imx28-spi";
52*4882a593Smuzhiyun        reg = <0x80010000 0x2000>;
53*4882a593Smuzhiyun        interrupts = <96>;
54*4882a593Smuzhiyun        dmas = <&dma_apbh 0>;
55*4882a593Smuzhiyun        dma-names = "rx-tx";
56*4882a593Smuzhiyun    };
57