[RFC PATCH 2/3] dt-bindings: gpio: Add binding documentation for Etron EJ168/EJ188/EJ198
From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Date: 2020-10-04 18:00:42
Also in:
linux-devicetree, linux-pci, 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
Etron EJ168/EJ188/EJ198 are USB xHCI host controllers which embed a GPIO controller. Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- .../devicetree/bindings/gpio/etron,ej1x8.yaml | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/etron,ej1x8.yaml
diff --git a/Documentation/devicetree/bindings/gpio/etron,ej1x8.yaml b/Documentation/devicetree/bindings/gpio/etron,ej1x8.yaml
new file mode 100644
index 000000000000..fa554045bdb5
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/etron,ej1x8.yaml@@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/etron,ej1x8.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GPIO controller embedded into the EJ168/EJ188/EJ198 xHCI controllers + +maintainers: + - Martin Blumenstingl <martin.blumenstingl@googlemail.com> + +properties: + compatible: + enum: + - pci1b6f,7023 + - pci1b6f,7052 + + reg: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + +required: + - compatible + - reg + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +examples: + - | + pcie { + #address-cells = <3>; + #size-cells = <2>; + + gpio@0,0,0 { + compatible = "pci1b6f,7023"; + reg = <0x0 0x0 0x0 0x0 0x1000>; + gpio-controller; + #gpio-cells = <2>; + }; + }; + +...
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2.28.0