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dt-bindings: pinctrl: Fix node descriptions in uniphier-pinctrl example

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Drop parent node of the pinctrl as it is not directly necessary, and
add more examples, that is "groups", "function", and a child node to set
pin attributes, to express this pinctrl node in detail.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/20221213082449.2721-4-hayashi.kunihiko@socionext.com
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Kunihiko Hayashi
2022-12-13 17:24:35 +09:00
committed by Rob Herring
parent 3b67e62130
commit 3fa1306d6a
1 changed files with 12 additions and 5 deletions
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17
Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
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@@ -1,4 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/socionext,uniphier-pinctrl.yaml#
@@ -69,11 +70,17 @@ examples:
- |
// The UniPhier pinctrl should be a subnode of a "syscon" compatible node.
soc-glue@5f800000 {
compatible = "socionext,uniphier-pro4-soc-glue", "simple-mfd", "syscon";
reg = <0x5f800000 0x2000>;
pinctrl {
compatible = "socionext,uniphier-ld20-pinctrl";
pinctrl: pinctrl {
compatible = "socionext,uniphier-pro4-pinctrl";
pinctrl_ether_rgmii: ether-rgmii {
groups = "ether_rgmii";
function = "ether_rgmii";
tx {
pins = "RGMII_TXCLK", "RGMII_TXD0", "RGMII_TXD1",
"RGMII_TXD2", "RGMII_TXD3", "RGMII_TXCTL";
drive-strength = <9>;
};
};
};