1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/bus/arm,int 4 $id: http://devicetree.org/schemas/bus/arm,integrator-ap-lm.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Integrator/AP Logic Module extension bu 7 title: Integrator/AP Logic Module extension bus
8 8
9 maintainers: 9 maintainers:
10 - Linus Walleij <linusw@kernel.org> 10 - Linus Walleij <linusw@kernel.org>
11 11
12 description: The Integrator/AP is a prototypin 12 description: The Integrator/AP is a prototyping platform and as such has a
13 site for stacking up to four logic modules ( 13 site for stacking up to four logic modules (LM) designed specifically for
14 use with this platform. A special system con 14 use with this platform. A special system controller register can be read to
15 determine if a logic module is connected at 15 determine if a logic module is connected at index 0, 1, 2 or 3. The logic
16 module connector is described in this bindin 16 module connector is described in this binding. The logic modules per se
17 then have their own specific per-module bind 17 then have their own specific per-module bindings and they will be described
18 as subnodes under this logic module extensio 18 as subnodes under this logic module extension bus.
19 19
20 properties: 20 properties:
21 "#address-cells": 21 "#address-cells":
22 const: 1 22 const: 1
23 23
24 "#size-cells": 24 "#size-cells":
25 const: 1 25 const: 1
26 26
27 compatible: 27 compatible:
28 items: 28 items:
29 - const: arm,integrator-ap-lm 29 - const: arm,integrator-ap-lm
30 30
31 ranges: true 31 ranges: true
32 dma-ranges: true 32 dma-ranges: true
33 33
34 patternProperties: 34 patternProperties:
35 "^bus(@[0-9a-f]*)?$": 35 "^bus(@[0-9a-f]*)?$":
36 description: Nodes on the Logic Module bus 36 description: Nodes on the Logic Module bus represent logic modules
37 and are named with bus. The first module 37 and are named with bus. The first module is at 0xc0000000, the second
38 at 0xd0000000 and so on until the top of 38 at 0xd0000000 and so on until the top of the memory of the system at
39 0xffffffff. All information about the me 39 0xffffffff. All information about the memory used by the module is
40 in ranges and dma-ranges. 40 in ranges and dma-ranges.
41 type: object 41 type: object
42 42
43 required: 43 required:
44 - compatible 44 - compatible
45 45
46 required: 46 required:
47 - compatible 47 - compatible
48 48
49 examples: 49 examples:
50 - | 50 - |
51 bus@c0000000 { 51 bus@c0000000 {
52 compatible = "arm,integrator-ap-lm"; 52 compatible = "arm,integrator-ap-lm";
53 #address-cells = <1>; 53 #address-cells = <1>;
54 #size-cells = <1>; 54 #size-cells = <1>;
55 ranges = <0xc0000000 0xc0000000 0x400000 55 ranges = <0xc0000000 0xc0000000 0x40000000>;
56 dma-ranges; 56 dma-ranges;
57 57
58 bus@c0000000 { 58 bus@c0000000 {
59 compatible = "simple-bus"; 59 compatible = "simple-bus";
60 ranges = <0x00000000 0xc0000000 0x1000 60 ranges = <0x00000000 0xc0000000 0x10000000>;
61 /* The Logic Modules sees the Core Mod 61 /* The Logic Modules sees the Core Module 0 RAM @80000000 */
62 dma-ranges = <0x00000000 0x80000000 0x 62 dma-ranges = <0x00000000 0x80000000 0x10000000>;
63 #address-cells = <1>; 63 #address-cells = <1>;
64 #size-cells = <1>; 64 #size-cells = <1>;
65 65
66 serial@100000 { 66 serial@100000 {
67 compatible = "arm,pl011", "arm,prime 67 compatible = "arm,pl011", "arm,primecell";
68 reg = <0x00100000 0x1000>; 68 reg = <0x00100000 0x1000>;
69 interrupts-extended = <&impd1_vic 1> 69 interrupts-extended = <&impd1_vic 1>;
70 }; 70 };
71 71
72 impd1_vic: interrupt-controller@300000 72 impd1_vic: interrupt-controller@3000000 {
73 compatible = "arm,pl192-vic"; 73 compatible = "arm,pl192-vic";
74 interrupt-controller; 74 interrupt-controller;
75 #interrupt-cells = <1>; 75 #interrupt-cells = <1>;
76 reg = <0x03000000 0x1000>; 76 reg = <0x03000000 0x1000>;
77 valid-mask = <0x00000bff>; 77 valid-mask = <0x00000bff>;
78 interrupts-extended = <&pic 9>; 78 interrupts-extended = <&pic 9>;
79 }; 79 };
80 }; 80 };
81 }; 81 };
82 82
83 additionalProperties: false 83 additionalProperties: false
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