1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2016 Rockchip Electronics Co., Ltd
4 */
5
6 #include <common.h>
7 #include <asm/armv8/mmu.h>
8 #include <dwc3-uboot.h>
9 #include <power/regulator.h>
10 #include <usb.h>
11
12 DECLARE_GLOBAL_DATA_PTR;
13
board_init(void)14 int board_init(void)
15 {
16 int ret;
17
18 ret = regulators_enable_boot_on(false);
19 if (ret)
20 debug("%s: Cannot enable boot on regulator\n", __func__);
21
22 return ret;
23 }
24
25 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
26 #include <usb.h>
27 #include <usb/dwc2_udc.h>
28
29 static struct dwc2_plat_otg_data rk3328_otg_data = {
30 .rx_fifo_sz = 512,
31 .np_tx_fifo_sz = 16,
32 .tx_fifo_sz = 128,
33 };
34
board_usb_init(int index,enum usb_init_type init)35 int board_usb_init(int index, enum usb_init_type init)
36 {
37 int node;
38 const char *mode;
39 bool matched = false;
40 const void *blob = gd->fdt_blob;
41
42 /* find the usb_otg node */
43 node = fdt_node_offset_by_compatible(blob, -1,
44 "rockchip,rk3328-usb");
45
46 while (node > 0) {
47 mode = fdt_getprop(blob, node, "dr_mode", NULL);
48 if (mode && strcmp(mode, "otg") == 0) {
49 matched = true;
50 break;
51 }
52
53 node = fdt_node_offset_by_compatible(blob, node,
54 "rockchip,rk3328-usb");
55 }
56 if (!matched) {
57 debug("Not found usb_otg device\n");
58 return -ENODEV;
59 }
60
61 rk3328_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
62
63 return dwc2_udc_probe(&rk3328_otg_data);
64 }
65
board_usb_cleanup(int index,enum usb_init_type init)66 int board_usb_cleanup(int index, enum usb_init_type init)
67 {
68 return 0;
69 }
70 #endif
71