From: Sergio Paracuellos <sergio.paracuellos@gmail.com>
To: linus.walleij@linaro.org
Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org,
yanaijie@huawei.com, gregkh@linuxfoundation.org,
linux-gpio@vger.kernel.org, robh+dt@kernel.org
Subject: [PATCH v2 1/2] dt-bindings: pinctrl: rt2880: add binding document
Date: Tue, 8 Dec 2020 08:55:22 +0100 [thread overview]
Message-ID: <20201208075523.7060-2-sergio.paracuellos@gmail.com> (raw)
In-Reply-To: <20201208075523.7060-1-sergio.paracuellos@gmail.com>
The commit adds rt2880 compatible node in binding document.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
---
.../pinctrl/ralink,rt2880-pinmux.yaml | 70 +++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml
new file mode 100644
index 000000000000..7dea3e26d99e
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/ralink,rt2880-pinmux.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ralink rt2880 pinmux controller
+
+maintainers:
+ - Sergio Paracuellos <sergio.paracuellos@gmail.com>
+
+description:
+ The rt2880 pinmux can only set the muxing of pin groups. muxing indiviual pins
+ is not supported. There is no pinconf support.
+
+properties:
+ compatible:
+ enum:
+ - ralink,rt2880-pinmux
+
+ pinctrl-0:
+ description:
+ A phandle to the node containing the subnodes containing default
+ configurations. This is for pinctrl hogs.
+
+ pinctrl-names:
+ description:
+ A pinctrl state named "default" can be defined.
+ const: default
+
+required:
+ - compatible
+
+patternProperties:
+ '[a-z0-9_-]+':
+ if:
+ type: object
+ description: node for pinctrl.
+ $ref: "pinmux-node.yaml"
+ then:
+ properties:
+ groups:
+ description: Name of the pin group to use for the functions.
+ enum: [i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2, mdio,
+ pcie, sdhci]
+ function:
+ description: The mux function to select
+ enum: [gpio, i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2,
+ mdio, nand1, nand2, sdhci]
+
+additionalProperties: false
+
+examples:
+ # Pinmux controller node
+ - |
+ pinctrl {
+ compatible = "ralink,rt2880-pinmux";
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinctrl0 {
+ };
+
+ i2c_pins: i2c0 {
+ i2c0 {
+ groups = "i2c";
+ function = "i2c";
+ };
+ };
+ };
--
2.25.1
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next prev parent reply other threads:[~2020-12-08 7:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-08 7:55 [PATCH v2 0/2] pinctrl: ralink: pinctrl driver for the rt2880 family Sergio Paracuellos
2020-12-08 7:55 ` Sergio Paracuellos [this message]
2020-12-10 13:47 ` [PATCH v2 1/2] dt-bindings: pinctrl: rt2880: add binding document Rob Herring
2020-12-11 6:58 ` Sergio Paracuellos
2020-12-08 7:55 ` [PATCH v2 2/2] pinctrl: ralink: add a pinctrl driver for the rt2880 family Sergio Paracuellos
2020-12-08 8:21 ` Linus Walleij
2020-12-08 9:04 ` Greg KH
2020-12-08 9:33 ` Sergio Paracuellos
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