| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | Qualcomm's USB HSIC PHY |
| 2 | |
| 3 | PROPERTIES |
| 4 | |
| 5 | - compatible: |
| 6 | Usage: required |
| 7 | Value type: <string> |
| 8 | Definition: Should contain "qcom,usb-hsic-phy" and more specifically one of the |
| 9 | following: |
| 10 | |
| 11 | "qcom,usb-hsic-phy-mdm9615" |
| 12 | "qcom,usb-hsic-phy-msm8974" |
| 13 | |
| 14 | - #phy-cells: |
| 15 | Usage: required |
| 16 | Value type: <u32> |
| 17 | Definition: Should contain 0 |
| 18 | |
| 19 | - clocks: |
| 20 | Usage: required |
| 21 | Value type: <prop-encoded-array> |
| 22 | Definition: Should contain clock specifier for phy, calibration and |
| 23 | a calibration sleep clock |
| 24 | |
| 25 | - clock-names: |
| 26 | Usage: required |
| 27 | Value type: <stringlist> |
| 28 | Definition: Should contain "phy, "cal" and "cal_sleep" |
| 29 | |
| 30 | - pinctrl-names: |
| 31 | Usage: required |
| 32 | Value type: <stringlist> |
| 33 | Definition: Should contain "init" and "default" in that order |
| 34 | |
| 35 | - pinctrl-0: |
| 36 | Usage: required |
| 37 | Value type: <prop-encoded-array> |
| 38 | Definition: List of pinctrl settings to apply to keep HSIC pins in a glitch |
| 39 | free state |
| 40 | |
| 41 | - pinctrl-1: |
| 42 | Usage: required |
| 43 | Value type: <prop-encoded-array> |
| 44 | Definition: List of pinctrl settings to apply to mux out the HSIC pins |
| 45 | |
| 46 | EXAMPLE |
| 47 | |
| 48 | usb-controller { |
| 49 | ulpi { |
| 50 | phy { |
| 51 | compatible = "qcom,usb-hsic-phy-msm8974", |
| 52 | "qcom,usb-hsic-phy"; |
| 53 | #phy-cells = <0>; |
| 54 | pinctrl-names = "init", "default"; |
| 55 | pinctrl-0 = <&hsic_sleep>; |
| 56 | pinctrl-1 = <&hsic_default>; |
| 57 | clocks = <&gcc GCC_USB_HSIC_CLK>, |
| 58 | <&gcc GCC_USB_HSIC_IO_CAL_CLK>, |
| 59 | <&gcc GCC_USB_HSIC_IO_CAL_SLEEP_CLK>; |
| 60 | clock-names = "phy", "cal", "cal_sleep"; |
| 61 | assigned-clocks = <&gcc GCC_USB_HSIC_IO_CAL_CLK>; |
| 62 | assigned-clock-rates = <960000>; |
| 63 | }; |
| 64 | }; |
| 65 | }; |