| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | Qualcomm's APQ8016/MSM8916 USB transceiver controller |
| 2 | |
| 3 | - compatible: |
| 4 | Usage: required |
| 5 | Value type: <string> |
| 6 | Definition: Should contain "qcom,usb-8x16-phy". |
| 7 | |
| 8 | - reg: |
| 9 | Usage: required |
| 10 | Value type: <prop-encoded-array> |
| 11 | Definition: USB PHY base address and length of the register map |
| 12 | |
| 13 | - clocks: |
| 14 | Usage: required |
| 15 | Value type: <prop-encoded-array> |
| 16 | Definition: See clock-bindings.txt section "consumers". List of |
| 17 | two clock specifiers for interface and core controller |
| 18 | clocks. |
| 19 | |
| 20 | - clock-names: |
| 21 | Usage: required |
| 22 | Value type: <string> |
| 23 | Definition: Must contain "iface" and "core" strings. |
| 24 | |
| 25 | - vddcx-supply: |
| 26 | Usage: required |
| 27 | Value type: <phandle> |
| 28 | Definition: phandle to the regulator VDCCX supply node. |
| 29 | |
| 30 | - v1p8-supply: |
| 31 | Usage: required |
| 32 | Value type: <phandle> |
| 33 | Definition: phandle to the regulator 1.8V supply node. |
| 34 | |
| 35 | - v3p3-supply: |
| 36 | Usage: required |
| 37 | Value type: <phandle> |
| 38 | Definition: phandle to the regulator 3.3V supply node. |
| 39 | |
| 40 | - resets: |
| 41 | Usage: required |
| 42 | Value type: <prop-encoded-array> |
| 43 | Definition: See reset.txt section "consumers". PHY reset specifier. |
| 44 | |
| 45 | - reset-names: |
| 46 | Usage: required |
| 47 | Value type: <string> |
| 48 | Definition: Must contain "phy" string. |
| 49 | |
| 50 | - switch-gpio: |
| 51 | Usage: optional |
| 52 | Value type: <prop-encoded-array> |
| 53 | Definition: Some boards are using Dual SPDT USB Switch, witch is |
| 54 | controlled by GPIO to de/multiplex D+/D- USB lines |
| 55 | between connectors. |
| 56 | |
| 57 | Example: |
| 58 | usb_phy: phy@78d9000 { |
| 59 | compatible = "qcom,usb-8x16-phy"; |
| 60 | reg = <0x78d9000 0x400>; |
| 61 | |
| 62 | vddcx-supply = <&pm8916_s1_corner>; |
| 63 | v1p8-supply = <&pm8916_l7>; |
| 64 | v3p3-supply = <&pm8916_l13>; |
| 65 | |
| 66 | clocks = <&gcc GCC_USB_HS_AHB_CLK>, |
| 67 | <&gcc GCC_USB_HS_SYSTEM_CLK>; |
| 68 | clock-names = "iface", "core"; |
| 69 | |
| 70 | resets = <&gcc GCC_USB2A_PHY_BCR>; |
| 71 | reset-names = "phy"; |
| 72 | |
| 73 | // D+/D- lines: 1 - Routed to HUB, 0 - Device connector |
| 74 | switch-gpio = <&pm8916_gpios 4 GPIO_ACTIVE_HIGH>; |
| 75 | }; |
| 76 | |