[PATCH v3 03/17] dt-bindings: pinctrl: Fix node descriptions in uniphier-pinctrl example

From: Kunihiko Hayashi
Date: Tue Dec 13 2022 - 03:25:24 EST


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@xxxxxxxxxxxxx>
---
.../pinctrl/socionext,uniphier-pinctrl.yaml | 17 ++++++++++++-----
1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
index 14a8c0215cc6..bc34e2c872bc 100644
--- a/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/socionext,uniphier-pinctrl.yaml
@@ -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_ether_rgmii: ether-rgmii {
+ groups = "ether_rgmii";
+ function = "ether_rgmii";

- pinctrl: pinctrl {
- compatible = "socionext,uniphier-pro4-pinctrl";
+ tx {
+ pins = "RGMII_TXCLK", "RGMII_TXD0", "RGMII_TXD1",
+ "RGMII_TXD2", "RGMII_TXD3", "RGMII_TXCTL";
+ drive-strength = <9>;
+ };
};
};
--
2.25.1