bindings/usb/ti%2Cusb8020b.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI USB8020B USB 3.0 hub controller
10   - Macpaul Lin <macpaul.lin@mediatek.com>
13   - $ref: usb-device.yaml#
18       - usb451,8025
19       - usb451,8027
23   reset-gpios:
25       - description: GPIO specifier for GRST# pin.
27   vdd-supply:
29       VDD power supply to the hub
31   peer-hub:
34       phandle to the peer hub on the controller.
37   - compatible
38   - reg
39   - peer-hub
44   - |
45     #include <dt-bindings/gpio/gpio.h>
49         #address-cells = <1>;
50         #size-cells = <0>;
52         /* 2.0 hub on port 1 */
53         hub_2_0: hub@1 {
56           peer-hub = <&hub_3_0>;
57           reset-gpios = <&pio 7 GPIO_ACTIVE_HIGH>;
58           vdd-supply = <&usb_hub_fixed_3v3>;
61         /* 3.0 hub on port 2 */
62         hub_3_0: hub@2 {
65           peer-hub = <&hub_2_0>;
66           reset-gpios = <&pio 7 GPIO_ACTIVE_HIGH>;
67           vdd-supply = <&usb_hub_fixed_3v3>;