| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * (C) Copyright 2016 Rockchip Electronics Co., Ltd |
| */ |
| |
| #include <common.h> |
| #include <asm/armv8/mmu.h> |
| #include <dwc3-uboot.h> |
| #include <power/regulator.h> |
| #include <usb.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| int board_init(void) |
| { |
| int ret; |
| |
| ret = regulators_enable_boot_on(false); |
| if (ret) |
| debug("%s: Cannot enable boot on regulator\n", __func__); |
| |
| return ret; |
| } |
| |
| #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG) |
| #include <usb.h> |
| #include <usb/dwc2_udc.h> |
| |
| static struct dwc2_plat_otg_data otg_data = { |
| .rx_fifo_sz = 512, |
| .np_tx_fifo_sz = 16, |
| .tx_fifo_sz = 128, |
| }; |
| |
| int board_usb_init(int index, enum usb_init_type init) |
| { |
| int node; |
| const char *mode; |
| bool matched = false; |
| const void *blob = gd->fdt_blob; |
| |
| /* find the usb_otg node */ |
| node = fdt_node_offset_by_compatible(blob, -1, |
| "snps,dwc2"); |
| |
| while (node > 0) { |
| mode = fdt_getprop(blob, node, "dr_mode", NULL); |
| if (mode && strcmp(mode, "otg") == 0) { |
| matched = true; |
| break; |
| } |
| |
| node = fdt_node_offset_by_compatible(blob, node, |
| "snps,dwc2"); |
| } |
| if (!matched) { |
| debug("Not found usb_otg device\n"); |
| return -ENODEV; |
| } |
| otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg"); |
| |
| return dwc2_udc_probe(&otg_data); |
| } |
| |
| int board_usb_cleanup(int index, enum usb_init_type init) |
| { |
| return 0; |
| } |
| #endif |