bindings/spi/fsl%2Cdspi.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Frank Li <Frank.Li@nxp.com>
15       - enum:
16           - fsl,vf610-dspi
17           - fsl,ls1021a-v1.0-dspi
18           - fsl,ls1012a-dspi
19           - fsl,ls1028a-dspi
20           - fsl,ls1043a-dspi
21           - fsl,ls1046a-dspi
22           - fsl,ls1088a-dspi
23           - fsl,ls2080a-dspi
24           - fsl,ls2085a-dspi
25           - fsl,lx2160a-dspi
26       - items:
27           - enum:
28               - fsl,ls1012a-dspi
29               - fsl,ls1028a-dspi
30               - fsl,ls1043a-dspi
31               - fsl,ls1046a-dspi
32               - fsl,ls1088a-dspi
33           - const: fsl,ls1021a-v1.0-dspi
34       - items:
35           - const: fsl,ls2080a-dspi
36           - const: fsl,ls2085a-dspi
37       - items:
38           - const: fsl,lx2160a-dspi
39           - const: fsl,ls2085a-dspi
50   clock-names:
52       - const: dspi
56       - description: DMA controller phandle and request line for TX
57       - description: DMA controller phandle and request line for RX
59   dma-names:
61       - const: tx
62       - const: rx
64   spi-num-chipselects:
68       cs-gpios don't count against this number.
70   big-endian: true
72   bus-num:
74     description: SoC-specific identifier for the SPI controller.
77   - compatible
78   - reg
79   - clocks
80   - clock-names
81   - spi-num-chipselects
84   - $ref: spi-controller.yaml#
89   - |
90     #include <dt-bindings/interrupt-controller/arm-gic.h>
91     #include <dt-bindings/clock/vf610-clock.h>
94         compatible = "fsl,vf610-dspi";
96         #address-cells = <1>;
97         #size-cells = <0>;
100         clock-names = "dspi";
101         spi-num-chipselects = <5>;
102         bus-num = <0>;
103         pinctrl-names = "default";
104         pinctrl-0 = <&pinctrl_dspi0_1>;
105         big-endian;
108                 compatible = "jedec,spi-nor";
110                 spi-max-frequency = <16000000>;
111                 spi-cpol;
112                 spi-cpha;
113                 spi-cs-setup-delay-ns = <100>;
114                 spi-cs-hold-delay-ns = <50>;