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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
80 lines
1.5 KiB
C
80 lines
1.5 KiB
C
/*
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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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* SPDX-License-Identifier: GPL-2.0+
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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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