1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2012 Samsung Electronics
4 * Rajeshwari Shinde <rajeshwari.s@samsung.com>
12 #include <asm/global_data.h>
14 DECLARE_GLOBAL_DATA_PTR;
16 /* Initilaise sound subsystem */
17 static int do_init(struct cmd_tbl *cmdtp, int flag, int argc,
23 ret = uclass_first_device_err(UCLASS_SOUND, &dev);
25 ret = sound_setup(dev);
27 printf("Initialise Audio driver failed (ret=%d)\n", ret);
28 return CMD_RET_FAILURE;
34 /* play sound from buffer */
35 static int do_play(struct cmd_tbl *cmdtp, int flag, int argc,
44 msec = dectoul(argv[1], NULL);
46 freq = dectoul(argv[2], NULL);
48 ret = uclass_first_device_err(UCLASS_SOUND, &dev);
50 ret = sound_beep(dev, msec, freq);
52 printf("Sound device failed to play (err=%d)\n", ret);
53 return CMD_RET_FAILURE;
59 static struct cmd_tbl cmd_sound_sub[] = {
60 U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""),
61 U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""),
64 /* process sound command */
65 static int do_sound(struct cmd_tbl *cmdtp, int flag, int argc,
73 /* Strip off leading 'sound' command argument */
77 c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub));
80 return c->cmd(cmdtp, flag, argc, argv);
86 sound, 4, 1, do_sound,
88 "init - initialise the sound driver\n"
89 "sound play [len] [freq] - play a sound for len ms at freq hz\n"