/* * 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_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX) #undef NUM_LINKS #define NUM_LINKS 5 #endif extern struct snd_soc_dai omap_mcbsp_dai[NUM_LINKS]; #endif