| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | --- a/drivers/usb/dwc2/platform.c |
| 2 | +++ b/drivers/usb/dwc2/platform.c |
| 3 | @@ -431,6 +431,12 @@ static int dwc2_driver_probe(struct plat |
| 4 | if (retval) |
| 5 | return retval; |
| 6 | |
| 7 | + /* Enable USB port before any regs access */ |
| 8 | + if (readl(hsotg->regs + PCGCTL) & 0x0f) { |
| 9 | + writel(0x00, hsotg->regs + PCGCTL); |
| 10 | + /* TODO: mdelay(25) here? vendor driver don't use it */ |
| 11 | + } |
| 12 | + |
| 13 | hsotg->needs_byte_swap = dwc2_check_core_endianness(hsotg); |
| 14 | |
| 15 | retval = dwc2_get_dr_mode(hsotg); |