1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/ata/sata_highbank.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Calxeda AHCI SATA Controller
description: |
The Calxeda SATA controller mostly conforms to the AHCI interface
with some special extensions to add functionality, to map GPIOs for
activity LEDs and for mapping the ComboPHYs.
maintainers:
- Andre Przywara <andre.przywara@arm.com>
properties:
compatible:
const: calxeda,hb-ahci
reg:
maxItems: 1
interrupts:
maxItems: 1
dma-coherent: true
calxeda,pre-clocks:
$ref: /schemas/types.yaml#/definitions/uint32
description: |
Indicates the number of additional clock cycles to transmit before
sending an SGPIO pattern.
calxeda,post-clocks:
$ref: /schemas/types.yaml#/definitions/uint32
description: |
Indicates the number of additional clock cycles to transmit after
sending an SGPIO pattern.
calxeda,led-order:
description: Maps port numbers to offsets within the SGPIO bitstream.
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32-array
- minItems: 1
maxItems: 8
calxeda,port-phys:
description: |
phandle-combophy and lane assignment, which maps each SATA port to a
combophy and a lane within that combophy
allOf:
- $ref: /schemas/types.yaml#/definitions/phandle-array
- minItems: 1
maxItems: 8
calxeda,tx-atten:
description: |
Contains TX attenuation override codes, one per port.
The upper 24 bits of each entry are always 0 and thus ignored.
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32-array
- minItems: 1
maxItems: 8
calxeda,sgpio-gpio:
description: |
phandle-gpio bank, bit offset, and default on or off, which indicates
that the driver supports SGPIO indicator lights using the indicated
GPIOs.
required:
- compatible
- reg
- interrupts
additionalProperties: false
examples:
- |
sata@ffe08000 {
compatible = "calxeda,hb-ahci";
reg = <0xffe08000 0x1000>;
interrupts = <115>;
dma-coherent;
calxeda,port-phys = <&combophy5 0>, <&combophy0 0>, <&combophy0 1>,
<&combophy0 2>, <&combophy0 3>;
calxeda,sgpio-gpio =<&gpioh 5 1>, <&gpioh 6 1>, <&gpioh 7 1>;
calxeda,led-order = <4 0 1 2 3>;
calxeda,tx-atten = <0xff 22 0xff 0xff 23>;
calxeda,pre-clocks = <10>;
calxeda,post-clocks = <0>;
};
...
|
