80 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * Copyright (C) 2012 Samsung Electronics
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 * Rajeshwari Shinde <rajeshwari.s@samsung.com>
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 */
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#include <common.h>
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#include <command.h>
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#include <fdtdec.h>
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#include <sound.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* Initilaise sound subsystem */
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static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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	int ret;
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	ret = sound_init(gd->fdt_blob);
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	if (ret) {
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		printf("Initialise Audio driver failed\n");
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		return CMD_RET_FAILURE;
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	}
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	return 0;
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}
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/* play sound from buffer */
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static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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	int ret = 0;
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	int msec = 1000;
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	int freq = 400;
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	if (argc > 1)
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		msec = simple_strtoul(argv[1], NULL, 10);
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	if (argc > 2)
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		freq = simple_strtoul(argv[2], NULL, 10);
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	ret = sound_play(msec, freq);
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	if (ret) {
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		printf("play failed");
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		return CMD_RET_FAILURE;
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	}
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	return 0;
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}
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static cmd_tbl_t cmd_sound_sub[] = {
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	U_BOOT_CMD_MKENT(init, 0, 1, do_init, "", ""),
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	U_BOOT_CMD_MKENT(play, 2, 1, do_play, "", ""),
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};
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/* process sound command */
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static int do_sound(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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{
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	cmd_tbl_t *c;
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	if (argc < 1)
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		return CMD_RET_USAGE;
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	/* Strip off leading 'sound' command argument */
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	argc--;
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	argv++;
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	c = find_cmd_tbl(argv[0], &cmd_sound_sub[0], ARRAY_SIZE(cmd_sound_sub));
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	if (c)
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		return c->cmd(cmdtp, flag, argc, argv);
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	else
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		return CMD_RET_USAGE;
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}
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U_BOOT_CMD(
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	sound, 4, 1, do_sound,
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	"sound sub-system",
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	"init - initialise the sound driver\n"
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	"sound play [len] [freq] - play a sound for len ms at freq hz\n"
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);
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