1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
// 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 rk3328_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,
"rockchip,rk3328-usb");
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,
"rockchip,rk3328-usb");
}
if (!matched) {
debug("Not found usb_otg device\n");
return -ENODEV;
}
rk3328_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
return dwc2_udc_probe(&rk3328_otg_data);
}
int board_usb_cleanup(int index, enum usb_init_type init)
{
return 0;
}
#endif
|
