57 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/gpio/hisilicon,ascend910-gpio.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: HiSilicon common GPIO controller8 9maintainers:10 - Jay Fang <f.fangjian@huawei.com>11 12description:13 The HiSilicon common GPIO controller can be used for many different14 types of SoC such as Huawei Ascend AI series chips.15 16properties:17 compatible:18 const: hisilicon,ascend910-gpio19 20 reg:21 maxItems: 122 23 interrupts:24 maxItems: 125 26 gpio-controller: true27 28 "#gpio-cells":29 const: 230 31 ngpios:32 minimum: 133 maximum: 3234 35required:36 - compatible37 - reg38 - interrupts39 - gpio-controller40 - "#gpio-cells"41 - ngpios42 43additionalProperties: false44 45examples:46 - |47 #include <dt-bindings/interrupt-controller/arm-gic.h>48 49 gpio@840d0000 {50 compatible = "hisilicon,ascend910-gpio";51 reg = <0x840d0000 0x1000>;52 ngpios = <32>;53 gpio-controller;54 #gpio-cells = <2>;55 interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;56 };57