xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc-gpio.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc-gpio.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Broadcom XGS iProc GPIO controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Chris Packham <chris.packham@alliedtelesis.co.nz>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |
13*4882a593Smuzhiyun  This controller is the Chip Common A GPIO present on a number of Broadcom
14*4882a593Smuzhiyun  switch ASICs with integrated SoCs.
15*4882a593Smuzhiyun
16*4882a593Smuzhiyunproperties:
17*4882a593Smuzhiyun  compatible:
18*4882a593Smuzhiyun    const: brcm,iproc-gpio-cca
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun  reg:
21*4882a593Smuzhiyun    items:
22*4882a593Smuzhiyun      - description: the I/O address containing the GPIO controller registers.
23*4882a593Smuzhiyun      - description: the I/O address containing the Chip Common A interrupt registers.
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  gpio-controller: true
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun  '#gpio-cells':
28*4882a593Smuzhiyun    const: 2
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  ngpios:
31*4882a593Smuzhiyun    minimum: 0
32*4882a593Smuzhiyun    maximum: 32
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  interrupt-controller: true
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun  '#interrupt-cells':
37*4882a593Smuzhiyun    const: 2
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun  interrupts:
40*4882a593Smuzhiyun    maxItems: 1
41*4882a593Smuzhiyun
42*4882a593Smuzhiyunrequired:
43*4882a593Smuzhiyun  - compatible
44*4882a593Smuzhiyun  - reg
45*4882a593Smuzhiyun  - "#gpio-cells"
46*4882a593Smuzhiyun  - gpio-controller
47*4882a593Smuzhiyun
48*4882a593SmuzhiyunadditionalProperties: false
49*4882a593Smuzhiyun
50*4882a593Smuzhiyundependencies:
51*4882a593Smuzhiyun  interrupt-controller: [ interrupts ]
52*4882a593Smuzhiyun
53*4882a593Smuzhiyunexamples:
54*4882a593Smuzhiyun  - |
55*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/irq.h>
56*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
57*4882a593Smuzhiyun    gpio@18000060 {
58*4882a593Smuzhiyun        compatible = "brcm,iproc-gpio-cca";
59*4882a593Smuzhiyun        #gpio-cells = <2>;
60*4882a593Smuzhiyun        reg = <0x18000060 0x50>,
61*4882a593Smuzhiyun              <0x18000000 0x50>;
62*4882a593Smuzhiyun        ngpios = <12>;
63*4882a593Smuzhiyun        gpio-controller;
64*4882a593Smuzhiyun        interrupt-controller;
65*4882a593Smuzhiyun        #interrupt-cells = <2>;
66*4882a593Smuzhiyun        interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
67*4882a593Smuzhiyun    };
68*4882a593Smuzhiyun
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun...
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