brcm,xgs-iproc-gpio.yaml (1485B)
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc-gpio.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Broadcom XGS iProc GPIO controller 8 9maintainers: 10 - Chris Packham <chris.packham@alliedtelesis.co.nz> 11 12description: | 13 This controller is the Chip Common A GPIO present on a number of Broadcom 14 switch ASICs with integrated SoCs. 15 16properties: 17 compatible: 18 const: brcm,iproc-gpio-cca 19 20 reg: 21 items: 22 - description: the I/O address containing the GPIO controller registers. 23 - description: the I/O address containing the Chip Common A interrupt registers. 24 25 gpio-controller: true 26 27 '#gpio-cells': 28 const: 2 29 30 ngpios: 31 minimum: 0 32 maximum: 32 33 34 interrupt-controller: true 35 36 '#interrupt-cells': 37 const: 2 38 39 interrupts: 40 maxItems: 1 41 42required: 43 - compatible 44 - reg 45 - "#gpio-cells" 46 - gpio-controller 47 48additionalProperties: false 49 50dependencies: 51 interrupt-controller: [ interrupts ] 52 53examples: 54 - | 55 #include <dt-bindings/interrupt-controller/irq.h> 56 #include <dt-bindings/interrupt-controller/arm-gic.h> 57 gpio@18000060 { 58 compatible = "brcm,iproc-gpio-cca"; 59 #gpio-cells = <2>; 60 reg = <0x18000060 0x50>, 61 <0x18000000 0x50>; 62 ngpios = <12>; 63 gpio-controller; 64 interrupt-controller; 65 #interrupt-cells = <2>; 66 interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; 67 }; 68 69 70...