xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/phy/intel,combo-phy.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/phy/intel,combo-phy.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Intel ComboPhy Subsystem
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Dilip Kota <eswara.kota@linux.intel.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |
13*4882a593Smuzhiyun  Intel Combophy subsystem supports PHYs for PCIe, EMAC and SATA
14*4882a593Smuzhiyun  controllers. A single Combophy provides two PHY instances.
15*4882a593Smuzhiyun
16*4882a593Smuzhiyunproperties:
17*4882a593Smuzhiyun  $nodename:
18*4882a593Smuzhiyun    pattern: "combophy(@.*|-[0-9a-f])*$"
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun  compatible:
21*4882a593Smuzhiyun    items:
22*4882a593Smuzhiyun      - const: intel,combophy-lgm
23*4882a593Smuzhiyun      - const: intel,combo-phy
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  clocks:
26*4882a593Smuzhiyun    maxItems: 1
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  reg:
29*4882a593Smuzhiyun    items:
30*4882a593Smuzhiyun      - description: ComboPhy core registers
31*4882a593Smuzhiyun      - description: PCIe app core control registers
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  reg-names:
34*4882a593Smuzhiyun    items:
35*4882a593Smuzhiyun      - const: core
36*4882a593Smuzhiyun      - const: app
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun  resets:
39*4882a593Smuzhiyun    maxItems: 4
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun  reset-names:
42*4882a593Smuzhiyun    items:
43*4882a593Smuzhiyun      - const: phy
44*4882a593Smuzhiyun      - const: core
45*4882a593Smuzhiyun      - const: iphy0
46*4882a593Smuzhiyun      - const: iphy1
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun  intel,syscfg:
49*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/phandle-array
50*4882a593Smuzhiyun    description: Chip configuration registers handle and ComboPhy instance id
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun  intel,hsio:
53*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/phandle-array
54*4882a593Smuzhiyun    description: HSIO registers handle and ComboPhy instance id on NOC
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun  intel,aggregation:
57*4882a593Smuzhiyun    type: boolean
58*4882a593Smuzhiyun    description: |
59*4882a593Smuzhiyun      Specify the flag to configure ComboPHY in dual lane mode.
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun  intel,phy-mode:
62*4882a593Smuzhiyun    $ref: /schemas/types.yaml#/definitions/uint32
63*4882a593Smuzhiyun    description: |
64*4882a593Smuzhiyun      Mode of the two phys in ComboPhy.
65*4882a593Smuzhiyun      See dt-bindings/phy/phy.h for values.
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun  "#phy-cells":
68*4882a593Smuzhiyun    const: 1
69*4882a593Smuzhiyun
70*4882a593Smuzhiyunrequired:
71*4882a593Smuzhiyun  - compatible
72*4882a593Smuzhiyun  - clocks
73*4882a593Smuzhiyun  - reg
74*4882a593Smuzhiyun  - reg-names
75*4882a593Smuzhiyun  - intel,syscfg
76*4882a593Smuzhiyun  - intel,hsio
77*4882a593Smuzhiyun  - intel,phy-mode
78*4882a593Smuzhiyun  - "#phy-cells"
79*4882a593Smuzhiyun
80*4882a593SmuzhiyunadditionalProperties: false
81*4882a593Smuzhiyun
82*4882a593Smuzhiyunexamples:
83*4882a593Smuzhiyun  - |
84*4882a593Smuzhiyun    #include <dt-bindings/phy/phy.h>
85*4882a593Smuzhiyun    combophy@d0a00000 {
86*4882a593Smuzhiyun        compatible = "intel,combophy-lgm", "intel,combo-phy";
87*4882a593Smuzhiyun        clocks = <&cgu0 1>;
88*4882a593Smuzhiyun        #phy-cells = <1>;
89*4882a593Smuzhiyun        reg = <0xd0a00000 0x40000>,
90*4882a593Smuzhiyun              <0xd0a40000 0x1000>;
91*4882a593Smuzhiyun        reg-names = "core", "app";
92*4882a593Smuzhiyun        resets = <&rcu0 0x50 6>,
93*4882a593Smuzhiyun                 <&rcu0 0x50 17>,
94*4882a593Smuzhiyun                 <&rcu0 0x50 23>,
95*4882a593Smuzhiyun                 <&rcu0 0x50 24>;
96*4882a593Smuzhiyun        reset-names = "phy", "core", "iphy0", "iphy1";
97*4882a593Smuzhiyun        intel,syscfg = <&sysconf 0>;
98*4882a593Smuzhiyun        intel,hsio = <&hsiol 0>;
99*4882a593Smuzhiyun        intel,phy-mode = <PHY_TYPE_PCIE>;
100*4882a593Smuzhiyun        intel,aggregation;
101*4882a593Smuzhiyun    };
102