mirror of https://gitee.com/openkylin/linux.git
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/*
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* omap-mcbsp.h
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*
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* Copyright (C) 2008 Nokia Corporation
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*
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* Contact: Jarkko Nikula <jhnikula@gmail.com>
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* Peter Ujfalusi <peter.ujfalusi@nokia.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __OMAP_I2S_H__
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#define __OMAP_I2S_H__
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/* Source clocks for McBSP sample rate generator */
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enum omap_mcbsp_clksrg_clk {
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OMAP_MCBSP_SYSCLK_CLKS_FCLK, /* Internal FCLK */
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OMAP_MCBSP_SYSCLK_CLKS_EXT, /* External CLKS pin */
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OMAP_MCBSP_SYSCLK_CLK, /* Internal ICLK */
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OMAP_MCBSP_SYSCLK_CLKX_EXT, /* External CLKX pin */
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OMAP_MCBSP_SYSCLK_CLKR_EXT, /* External CLKR pin */
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OMAP_MCBSP_CLKR_SRC_CLKR, /* CLKR from CLKR pin */
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OMAP_MCBSP_CLKR_SRC_CLKX, /* CLKR from CLKX pin */
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OMAP_MCBSP_FSR_SRC_FSR, /* FSR from FSR pin */
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OMAP_MCBSP_FSR_SRC_FSX, /* FSR from FSX pin */
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};
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/* McBSP dividers */
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enum omap_mcbsp_div {
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OMAP_MCBSP_CLKGDV, /* Sample rate generator divider */
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};
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#if defined(CONFIG_ARCH_OMAP2420)
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#define NUM_LINKS 2
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#endif
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#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
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#undef NUM_LINKS
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#define NUM_LINKS 3
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#endif
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#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
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#undef NUM_LINKS
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#define NUM_LINKS 5
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#endif
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extern struct snd_soc_dai omap_mcbsp_dai[NUM_LINKS];
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#endif
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