| Caleb Connolly | 87da780 | 2024-02-26 17:26:42 +0000 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | |
| 3 | #include <dt-bindings/gpio/gpio.h> |
| 4 | |
| 5 | /delete-node/ &usb3_vbus_reg; |
| 6 | /delete-node/ &usb_vbus_boost_pin; |
| 7 | |
| 8 | / { |
| 9 | /* U-Boot uses different bindings for GPIO regulators, this |
| 10 | * one is required for USB |
| 11 | */ |
| 12 | usb3_vbus_reg: usb3_vbus_reg { |
| 13 | compatible = "regulator-gpio"; |
| 14 | regulator-name = "usb3_vbus_reg"; |
| 15 | regulator-min-microvolt = <5000000>; |
| 16 | regulator-max-microvolt = <5000000>; |
| 17 | enable-gpios = <&pms405_gpios 3 GPIO_ACTIVE_HIGH>; |
| 18 | enable-active-high; |
| 19 | states = <0 0>, <5000000 1>; |
| 20 | }; |
| 21 | }; |
| 22 | |
| 23 | &blsp1_uart2 { |
| 24 | /* This defines the bit clock divider which defines the baud rate. |
| 25 | * 0xFF is a divider of 16 for both the RX and TX lines. The QCS404 |
| 26 | * clock driver in U-Boot hardcodes a 1843200Hz frequency for the |
| 27 | * UART core clock, and 1843200 / 16 = 115200. |
| 28 | */ |
| 29 | bit-rate = <0xFF>; |
| 30 | }; |
| 31 | |
| 32 | &gcc { |
| 33 | /* The clock framework in U-Boot "sort of" has the idea of linking an |
| 34 | * individual clock to a device via uclass_priv. However the qcom clock |
| 35 | * driver instead associates many clocks with a single device. This is |
| 36 | * usually fine but it seems that assigned-clocks wreak havoc on this |
| 37 | * and we wind up having a reference to the XO clock which is associated |
| 38 | * with the qcom_clk device... |
| 39 | * For now we'll just remove these properties, no other board has these. |
| 40 | */ |
| 41 | /delete-property/ assigned-clock-rates; |
| 42 | /delete-property/ assigned-clocks; |
| 43 | }; |
| 44 | |
| 45 | &usb3_dwc3 { |
| 46 | /* Make sure the VBUS supply is switched on */ |
| 47 | vbus-supply = <&usb3_vbus_reg>; |
| 48 | }; |