1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 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/i2c/brcm,ip 4 $id: http://devicetree.org/schemas/i2c/brcm,iproc-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Broadcom iProc I2C controller 7 title: Broadcom iProc I2C controller
8 8
9 maintainers: 9 maintainers:
10 - Rafał Miłecki <rafal@milecki.pl> 10 - Rafał Miłecki <rafal@milecki.pl>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 enum: 14 enum:
15 - brcm,iproc-i2c 15 - brcm,iproc-i2c
16 - brcm,iproc-nic-i2c 16 - brcm,iproc-nic-i2c
17 17
18 reg: 18 reg:
19 maxItems: 1 19 maxItems: 1
20 20
21 clock-frequency: 21 clock-frequency:
22 enum: [ 100000, 400000 ] 22 enum: [ 100000, 400000 ]
23 23
24 interrupts: 24 interrupts:
25 description: | 25 description: |
26 Should contain the I2C interrupt. For ce 26 Should contain the I2C interrupt. For certain revisions of the I2C
27 controller, I2C interrupt is unwired to 27 controller, I2C interrupt is unwired to the interrupt controller. In such
28 case, this property should be left unspe 28 case, this property should be left unspecified, and driver will fall back
29 to polling mode 29 to polling mode
30 maxItems: 1 30 maxItems: 1
31 31
32 brcm,ape-hsls-addr-mask: 32 brcm,ape-hsls-addr-mask:
33 $ref: /schemas/types.yaml#/definitions/uin 33 $ref: /schemas/types.yaml#/definitions/uint32
34 description: Host view of address mask int 34 description: Host view of address mask into the 'APE' co-processor
35 35
36 allOf: 36 allOf:
37 - $ref: /schemas/i2c/i2c-controller.yaml# 37 - $ref: /schemas/i2c/i2c-controller.yaml#
38 - if: 38 - if:
39 properties: 39 properties:
40 compatible: 40 compatible:
41 contains: 41 contains:
42 const: brcm,iproc-nic-i2c 42 const: brcm,iproc-nic-i2c
43 then: 43 then:
44 required: 44 required:
45 - brcm,ape-hsls-addr-mask 45 - brcm,ape-hsls-addr-mask
46 46
47 unevaluatedProperties: false 47 unevaluatedProperties: false
48 48
49 required: 49 required:
50 - reg 50 - reg
51 - clock-frequency 51 - clock-frequency
52 - '#address-cells' 52 - '#address-cells'
53 - '#size-cells' 53 - '#size-cells'
54 54
55 examples: 55 examples:
56 - | 56 - |
57 #include <dt-bindings/interrupt-controller 57 #include <dt-bindings/interrupt-controller/arm-gic.h>
58 58
59 i2c@18008000 { 59 i2c@18008000 {
60 compatible = "brcm,iproc-i2c"; 60 compatible = "brcm,iproc-i2c";
61 reg = <0x18008000 0x100>; 61 reg = <0x18008000 0x100>;
62 #address-cells = <1>; 62 #address-cells = <1>;
63 #size-cells = <0>; 63 #size-cells = <0>;
64 interrupts = <GIC_SPI 85 IRQ_TYPE_NONE 64 interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>;
65 clock-frequency = <100000>; 65 clock-frequency = <100000>;
66 66
67 wm8750@1a { 67 wm8750@1a {
68 compatible = "wlf,wm8750"; 68 compatible = "wlf,wm8750";
69 reg = <0x1a>; 69 reg = <0x1a>;
70 }; 70 };
71 }; 71 };
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