linux-stable/sound/soc/omap/omap-mcbsp.h
Jorge Eduardo Candelaria d4686c654b ASoC: mcbsp: Add McBSP support for OMAP4
This patch adds McBSP support for the OMAP4 CPU

Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
Signed-off-by: Margarita Olaya Cabrera <magi.olaya@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
2010-12-23 14:38:05 +00:00

64 lines
1.9 KiB
C

/*
* omap-mcbsp.h
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Jarkko Nikula <jhnikula@gmail.com>
* Peter Ujfalusi <peter.ujfalusi@nokia.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __OMAP_I2S_H__
#define __OMAP_I2S_H__
/* Source clocks for McBSP sample rate generator */
enum omap_mcbsp_clksrg_clk {
OMAP_MCBSP_SYSCLK_CLKS_FCLK, /* Internal FCLK */
OMAP_MCBSP_SYSCLK_CLKS_EXT, /* External CLKS pin */
OMAP_MCBSP_SYSCLK_CLK, /* Internal ICLK */
OMAP_MCBSP_SYSCLK_CLKX_EXT, /* External CLKX pin */
OMAP_MCBSP_SYSCLK_CLKR_EXT, /* External CLKR pin */
OMAP_MCBSP_CLKR_SRC_CLKR, /* CLKR from CLKR pin */
OMAP_MCBSP_CLKR_SRC_CLKX, /* CLKR from CLKX pin */
OMAP_MCBSP_FSR_SRC_FSR, /* FSR from FSR pin */
OMAP_MCBSP_FSR_SRC_FSX, /* FSR from FSX pin */
};
/* McBSP dividers */
enum omap_mcbsp_div {
OMAP_MCBSP_CLKGDV, /* Sample rate generator divider */
};
#if defined(CONFIG_ARCH_OMAP2420)
#define NUM_LINKS 2
#endif
#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
#undef NUM_LINKS
#define NUM_LINKS 3
#endif
#if defined(CONFIG_ARCH_OMAP4)
#undef NUM_LINKS
#define NUM_LINKS 4
#endif
#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
#undef NUM_LINKS
#define NUM_LINKS 5
#endif
int omap_mcbsp_st_add_controls(struct snd_soc_codec *codec, int mcbsp_id);
#endif