xref: /freebsd/sys/contrib/device-tree/Bindings/mtd/intel,lgm-nand.yaml (revision ec0ea6efa1ad229d75c394c1a9b9cac33af2b1d3) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/mtd/intel,lgm-nand.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Intel LGM SoC NAND Controller Device Tree Bindings
8
9allOf:
10  - $ref: "nand-controller.yaml"
11
12maintainers:
13  - Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>
14
15properties:
16  compatible:
17    const: intel,lgm-nand
18
19  reg:
20    maxItems: 6
21
22  reg-names:
23    items:
24      - const: ebunand
25      - const: hsnand
26      - const: nand_cs0
27      - const: nand_cs1
28      - const: addr_sel0
29      - const: addr_sel1
30
31  clocks:
32    maxItems: 1
33
34  dmas:
35    maxItems: 2
36
37  dma-names:
38    items:
39      - const: tx
40      - const: rx
41
42  "#address-cells":
43    const: 1
44
45  "#size-cells":
46    const: 0
47
48patternProperties:
49  "^nand@[a-f0-9]+$":
50    type: object
51    properties:
52      reg:
53        minimum: 0
54        maximum: 7
55
56      nand-ecc-mode: true
57
58      nand-ecc-algo:
59        const: hw
60
61    additionalProperties: false
62
63required:
64  - compatible
65  - reg
66  - reg-names
67  - clocks
68  - dmas
69  - dma-names
70  - "#address-cells"
71  - "#size-cells"
72
73additionalProperties: false
74
75examples:
76  - |
77    nand-controller@e0f00000 {
78      compatible = "intel,lgm-nand";
79      reg = <0xe0f00000 0x100>,
80            <0xe1000000 0x300>,
81            <0xe1400000 0x8000>,
82            <0xe1c00000 0x1000>,
83            <0x17400000 0x4>,
84            <0x17c00000 0x4>;
85      reg-names = "ebunand", "hsnand", "nand_cs0", "nand_cs1",
86        "addr_sel0", "addr_sel1";
87      clocks = <&cgu0 125>;
88      dmas = <&dma0 8>, <&dma0 9>;
89      dma-names = "tx", "rx";
90      #address-cells = <1>;
91      #size-cells = <0>;
92
93      nand@0 {
94        reg = <0>;
95        nand-ecc-mode = "hw";
96      };
97    };
98
99...
100