74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017 Eddie Cai <eddie.cai.linux@gmail.com>
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*/
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#include <common.h>
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#include <command.h>
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#include <console.h>
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#include <g_dnl.h>
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#include <usb.h>
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#include <asm/arch-rockchip/f_rockusb.h>
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static int do_rockusb(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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int controller_index, dev_index;
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char *usb_controller;
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char *devtype;
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char *devnum;
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int ret;
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if (argc < 2)
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return CMD_RET_USAGE;
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usb_controller = argv[1];
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controller_index = simple_strtoul(usb_controller, NULL, 0);
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if (argc >= 4) {
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devtype = argv[2];
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devnum = argv[3];
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} else {
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return CMD_RET_USAGE;
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}
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dev_index = simple_strtoul(devnum, NULL, 0);
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rockusb_dev_init(devtype, dev_index);
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ret = usb_gadget_initialize(controller_index);
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if (ret) {
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printf("USB init failed: %d\n", ret);
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return CMD_RET_FAILURE;
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}
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g_dnl_clear_detach();
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ret = g_dnl_register("usb_dnl_rockusb");
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if (ret)
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return CMD_RET_FAILURE;
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if (!g_dnl_board_usb_cable_connected()) {
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puts("\rUSB cable not detected, Command exit.\n");
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ret = CMD_RET_FAILURE;
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goto exit;
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}
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while (1) {
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if (g_dnl_detach())
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break;
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if (ctrlc())
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break;
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usb_gadget_handle_interrupts(controller_index);
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}
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ret = CMD_RET_SUCCESS;
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exit:
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g_dnl_unregister();
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g_dnl_clear_detach();
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usb_gadget_release(controller_index);
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return ret;
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}
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U_BOOT_CMD(rockusb, 4, 1, do_rockusb,
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"use the rockusb protocol",
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"<USB_controller> <devtype> <dev[:part]> e.g. rockusb 0 mmc 0\n"
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);
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