LXR linux/sound/soc/ti/omap-mcbsp.h

   1/*
   2 * omap-mcbsp.h
   3 *
   4 * Copyright (C) 2008 Nokia Corporation
   5 *
   6 * Contact: Jarkko Nikula <jarkko.nikula@bitmer.com>
   7 *          Peter Ujfalusi <peter.ujfalusi@ti.com>
   8 *
   9 * This program is free software; you can redistribute it and/or
  10 * modify it under the terms of the GNU General Public License
  11 * version 2 as published by the Free Software Foundation.
  12 *
  13 * This program is distributed in the hope that it will be useful, but
  14 * WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 * General Public License for more details.
  17 *
  18 * You should have received a copy of the GNU General Public License
  19 * along with this program; if not, write to the Free Software
  20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21 * 02110-1301 USA
  22 *
  23 */
  24
  25#ifndef __OMAP_MCBSP_H__
  26#define __OMAP_MCBSP_H__
  27
  28#include <sound/dmaengine_pcm.h>
  29
  30/* Source clocks for McBSP sample rate generator */
  31enum omap_mcbsp_clksrg_clk {
  32        OMAP_MCBSP_SYSCLK_CLKS_FCLK,    /* Internal FCLK */
  33        OMAP_MCBSP_SYSCLK_CLKS_EXT,     /* External CLKS pin */
  34        OMAP_MCBSP_SYSCLK_CLK,          /* Internal ICLK */
  35        OMAP_MCBSP_SYSCLK_CLKX_EXT,     /* External CLKX pin */
  36        OMAP_MCBSP_SYSCLK_CLKR_EXT,     /* External CLKR pin */
  37};
  38
  39/* McBSP dividers */
  40enum omap_mcbsp_div {
  41        OMAP_MCBSP_CLKGDV,              /* Sample rate generator divider */
  42};
  43
  44int omap_mcbsp_st_add_controls(struct snd_soc_pcm_runtime *rtd, int port_id);
  45
  46#endif /* __OMAP_MCBSP_H__ */
  47