mirror_ubuntu-kernels/Documentation/devicetree/bindings/reset/renesas,rzg2l-usbphy-ctrl.yaml

68 lines
1.5 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/reset/renesas,rzg2l-usbphy-ctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas RZ/{G2L,V2L} USBPHY Control
maintainers:
- Biju Das <biju.das.jz@bp.renesas.com>
description:
The RZ/G2L USBPHY Control mainly controls reset and power down of the
USB/PHY.
properties:
compatible:
items:
- enum:
- renesas,r9a07g043-usbphy-ctrl # RZ/G2UL and RZ/Five
- renesas,r9a07g044-usbphy-ctrl # RZ/G2{L,LC}
- renesas,r9a07g054-usbphy-ctrl # RZ/V2L
- const: renesas,rzg2l-usbphy-ctrl
reg:
maxItems: 1
clocks:
maxItems: 1
resets:
maxItems: 1
power-domains:
maxItems: 1
'#reset-cells':
const: 1
description: |
The phandle's argument in the reset specifier is the PHY reset associated
with the USB port.
0 = Port 1 Phy reset
1 = Port 2 Phy reset
required:
- compatible
- reg
- clocks
- resets
- power-domains
- '#reset-cells'
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r9a07g044-cpg.h>
phyrst: usbphy-ctrl@11c40000 {
compatible = "renesas,r9a07g044-usbphy-ctrl",
"renesas,rzg2l-usbphy-ctrl";
reg = <0x11c40000 0x10000>;
clocks = <&cpg CPG_MOD R9A07G044_USB_PCLK>;
resets = <&cpg R9A07G044_USB_PRESETN>;
power-domains = <&cpg>;
#reset-cells = <1>;
};