0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc-gpio.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Broadcom XGS iProc GPIO controller
0008
0009 maintainers:
0010 - Chris Packham <chris.packham@alliedtelesis.co.nz>
0011
0012 description: |
0013 This controller is the Chip Common A GPIO present on a number of Broadcom
0014 switch ASICs with integrated SoCs.
0015
0016 properties:
0017 compatible:
0018 const: brcm,iproc-gpio-cca
0019
0020 reg:
0021 items:
0022 - description: the I/O address containing the GPIO controller registers.
0023 - description: the I/O address containing the Chip Common A interrupt registers.
0024
0025 gpio-controller: true
0026
0027 '#gpio-cells':
0028 const: 2
0029
0030 ngpios:
0031 minimum: 0
0032 maximum: 32
0033
0034 interrupt-controller: true
0035
0036 '#interrupt-cells':
0037 const: 2
0038
0039 interrupts:
0040 maxItems: 1
0041
0042 required:
0043 - compatible
0044 - reg
0045 - "#gpio-cells"
0046 - gpio-controller
0047
0048 additionalProperties: false
0049
0050 dependencies:
0051 interrupt-controller: [ interrupts ]
0052
0053 examples:
0054 - |
0055 #include <dt-bindings/interrupt-controller/irq.h>
0056 #include <dt-bindings/interrupt-controller/arm-gic.h>
0057 gpio@18000060 {
0058 compatible = "brcm,iproc-gpio-cca";
0059 #gpio-cells = <2>;
0060 reg = <0x18000060 0x50>,
0061 <0x18000000 0x50>;
0062 ngpios = <12>;
0063 gpio-controller;
0064 interrupt-controller;
0065 #interrupt-cells = <2>;
0066 interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
0067 };
0068
0069
0070 ...
