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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2015 Google, Inc
*/
#include <common.h>
DECLARE_GLOBAL_DATA_PTR;
#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
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