diff options
| -rw-r--r-- | Documentation/devicetree/bindings/gpio/hisilicon,ascend910-gpio.yaml | 56 | ||||
| -rw-r--r-- | MAINTAINERS | 1 |
2 files changed, 57 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/hisilicon,ascend910-gpio.yaml b/Documentation/devicetree/bindings/gpio/hisilicon,ascend910-gpio.yaml new file mode 100644 index 000000000000..735d97d645a0 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/hisilicon,ascend910-gpio.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/hisilicon,ascend910-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HiSilicon common GPIO controller + +maintainers: + - Jay Fang <f.fangjian@huawei.com> + +description: + The HiSilicon common GPIO controller can be used for many different + types of SoC such as Huawei Ascend AI series chips. + +properties: + compatible: + const: hisilicon,ascend910-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + ngpios: + minimum: 1 + maximum: 32 + +required: + - compatible + - reg + - interrupts + - gpio-controller + - "#gpio-cells" + - ngpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + gpio@840d0000 { + compatible = "hisilicon,ascend910-gpio"; + reg = <0x840d0000 0x1000>; + ngpios = <32>; + gpio-controller; + #gpio-cells = <2>; + interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 74efa0492c43..02f333c1093e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9198,6 +9198,7 @@ HISILICON GPIO DRIVER M: Jay Fang <f.fangjian@huawei.com> L: linux-gpio@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/gpio/hisilicon,ascend910-gpio.yaml F: drivers/gpio/gpio-hisi.c HISILICON HIGH PERFORMANCE RSA ENGINE DRIVER (HPRE) |