[PATCH 5.10.y-cip 03/13] dt-bindings: reset: renesas,rzg2l-usbphy-ctrl: Document USB VBUS regulator

Biju Das
2024-07-29T15:35:19Z

commit f64f2d6fdda459b10bc8f774ed87e9980a5021e5 upstream.

The VBUS enable can be controlled by the VBOUT bit of the VBUS control
register. This register is part of usbphy-ctrl IP.

Document the USB VBUS regulator object.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20240702180032.207275-2-biju.das.jz@bp.renesas.com
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
.../bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml b/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml
index 731b8ce01525..ca6a3002546e 100644
--- a/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml
+++ b/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml
@@ -42,6 +42,12 @@ properties:
0 = Port 1 Phy reset
1 = Port 2 Phy reset

+ regulator-vbus:
+ type: object
+ description: USB VBUS regulator
+ $ref: /schemas/regulator/regulator.yaml#
+ unevaluatedProperties: false
+
required:
- compatible
- reg
@@ -49,6 +55,7 @@ required:
- resets
- power-domains
- '#reset-cells'
+ - regulator-vbus

additionalProperties: false

@@ -64,4 +71,7 @@ examples:
resets = <&cpg R9A07G044_USB_PRESETN>;
power-domains = <&cpg>;
#reset-cells = <1>;
+ regulator-vbus {
+ regulator-name = "vbus";
+ };
};
--
2.43.0