| Jan Kiszka | 08ad739 | 2021-10-05 12:04:50 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Copyright (c) Siemens AG, 2018-2021 |
| 4 | * |
| 5 | * Authors: |
| 6 | * Chao Zeng <chao.zeng@siemens.com> |
| 7 | * |
| 8 | * U-Boot bits of the IOT2050 Advanced PG2 variants |
| 9 | * (downgrade of usb0 to USB 2.0 mode) |
| 10 | */ |
| 11 | |
| 12 | &serdes0 { |
| 13 | status = "disabled"; |
| 14 | }; |
| 15 | |
| 16 | &dwc3_0 { |
| 17 | assigned-clock-parents = <&k3_clks 151 4>, /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */ |
| 18 | <&k3_clks 151 9>; /* set PIPE3_TXB_CLK to CLK_12M_RC/256 (for HS only) */ |
| 19 | /delete-property/ phys; |
| 20 | /delete-property/ phy-names; |
| 21 | }; |
| 22 | |
| 23 | &usb0 { |
| 24 | maximum-speed = "high-speed"; |
| 25 | /delete-property/ snps,dis-u1-entry-quirk; |
| 26 | /delete-property/ snps,dis-u2-entry-quirk; |
| 27 | }; |