1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2012 Samsung Electronics
4 * Rajeshwari Shinde <rajeshwari.s@samsung.com>
13 DECLARE_GLOBAL_DATA_PTR;
15 /* Initilaise sound subsystem */
16 static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
21 ret = uclass_first_device_err(UCLASS_SOUND, &dev);
23 ret = sound_setup(dev);
25 printf("Initialise Audio driver failed (ret=%d)\n", ret);
26 return CMD_RET_FAILURE;
32 /* play sound from buffer */
33 static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
41 msec = simple_strtoul(argv[1], NULL, 10);
43 freq = simple_strtoul(argv[2], NULL, 10);
45 ret = uclass_first_device_err(UCLASS_SOUND, &dev);
47 ret = sound_beep(dev, msec, freq);
49 printf("Sound device failed to play (err=%d)\n", ret);
50 return CMD_RET_FAILURE;
56 static cmd_tbl_t cmd_sound_sub[] = {
57 U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""),
58 U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""),
61 /* process sound command */
62 static int do_sound(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
69 /* Strip off leading 'sound' command argument */
73 c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub));
76 return c->cmd(cmdtp, flag, argc, argv);
82 sound, 4, 1, do_sound,
84 "init - initialise the sound driver\n"
85 "sound play [len] [freq] - play a sound for len ms at freq hz\n"