[PATCH next 2/2] dt-bindings: gpio: add entry for hisilicon,gpio-ascend910
From: Weilong Chen <hidden>
Date: 2022-10-26 03:34:58
Also in:
linux-gpio, lkml
Subsystem:
gpio subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add the new compatible for HiSilicon gpio controller driver. Signed-off-by: Weilong Chen <redacted> --- .../gpio/hisilicon,gpio-ascend910.yaml | 54 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/hisilicon,gpio-ascend910.yaml
diff --git a/Documentation/devicetree/bindings/gpio/hisilicon,gpio-ascend910.yaml b/Documentation/devicetree/bindings/gpio/hisilicon,gpio-ascend910.yaml
new file mode 100644
index 000000000000..912e4b808cae
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/hisilicon,gpio-ascend910.yaml@@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/hisilicon,gpio-ascend910.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HiSilicon common GPIO controller Device Tree Bindings + +maintainers: + - Jay Fang <f.fangjian@huawei.com> + +properties: + compatible: + const: hisilicon,gpio-ascend910 + description: + The HiSilicon common GPIO controller can be used for many different + types of SoC such as Huawei Ascend AI series chips. + + reg: + description: + Address and length of the register set for the device. + maxItems: 1 + + interrupts: + maxItems: 1 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + ngpios: + minimum: 1 + maximum: 32 + +required: + - compatible + - gpio-controller + - reg + - interrupts + - ngpios + +unevaluatedProperties: false + +examples: + - | + gpio@840d0000 { + compatible = "hisilicon,gpio-ascend910"; + reg = <0x840d0000 0x1000>; + ngpios = <0x20>; + gpio-controller; + #gpio-cells = <2>; + interrupts = <0x0 33 0x4>; + };
diff --git a/MAINTAINERS b/MAINTAINERS
index 746becb5fe92..0ec86558cdce 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS@@ -9212,6 +9212,7 @@ HISILICON GPIO DRIVER M: Jay Fang <f.fangjian@huawei.com> L: linux-gpio@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/gpio/hisilicon,gpio-ascend910.yaml F: drivers/gpio/gpio-hisi.c HISILICON HIGH PERFORMANCE RSA ENGINE DRIVER (HPRE)
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2.31.GIT