[RFC PATH 1/2] dt-bindings: gpio: add starfive,jh7100-gpio bindings
From: Drew Fustini <hidden>
Date: 2021-07-01 00:22:28
Also in:
linux-devicetree, linux-riscv, 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 bindings for the GPIO controller in the StarFive JH7100 SoC [1]. [1] https://github.com/starfive-tech/beaglev_doc Signed-off-by: Drew Fustini <redacted> Signed-off-by: Huan Feng <redacted> --- .../bindings/gpio/starfive,jh7100-gpio.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/starfive,jh7100-gpio.yaml
diff --git a/Documentation/devicetree/bindings/gpio/starfive,jh7100-gpio.yaml b/Documentation/devicetree/bindings/gpio/starfive,jh7100-gpio.yaml
new file mode 100644
index 000000000000..8c9d14d9ac3b
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/starfive,jh7100-gpio.yaml@@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/starfive,jh7100-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7100 GPIO controller + +maintainers: + - Huan Feng <huan.feng@starfivetech.com> + - Drew Fustini <drew@beagleboard.org> + +properties: + compatible: + items: + - const: starfive,jh7100-gpio + + reg: + maxItems: 1 + + interrupts: + description: + Interrupt mapping, one per GPIO. Maximum 32 GPIOs. + minItems: 1 + maxItems: 32 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - "#interrupt-cells" + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +examples: + - | + gpio@11910000 { + compatible = "starfive,jh7100-gpio"; + reg = <0x11910000 0x10000>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <32>; + }; + +...
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2.27.0