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Subject[PATCH next 2/2] dt-bindings: gpio: add entry for hisilicon,gpio-ascend910
Date
Add the new compatible for HiSilicon gpio controller driver.

Signed-off-by: Weilong Chen <chenweilong@huawei.com>
---
.../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)
--
2.31.GIT
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