63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
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/*
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* arch/arm/plat-omap/include/mach/mcbsp.h
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*
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* Defines for Multi-Channel Buffered Serial Port
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*
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* Copyright (C) 2002 RidgeRun, Inc.
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* Author: Steve Johnson
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef __ASM_ARCH_OMAP_MCBSP_H
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#define __ASM_ARCH_OMAP_MCBSP_H
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#include <linux/spinlock.h>
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#include <linux/clk.h>
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#define MCBSP_CONFIG_TYPE2 0x2
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#define MCBSP_CONFIG_TYPE3 0x3
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#define MCBSP_CONFIG_TYPE4 0x4
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/* Platform specific configuration */
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struct omap_mcbsp_ops {
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void (*request)(unsigned int);
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void (*free)(unsigned int);
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};
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struct omap_mcbsp_platform_data {
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struct omap_mcbsp_ops *ops;
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u16 buffer_size;
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u8 reg_size;
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u8 reg_step;
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/* McBSP platform and instance specific features */
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bool has_wakeup; /* Wakeup capability */
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bool has_ccr; /* Transceiver has configuration control registers */
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int (*enable_st_clock)(unsigned int, bool);
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int (*set_clk_src)(struct device *dev, struct clk *clk, const char *src);
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int (*mux_signal)(struct device *dev, const char *signal, const char *src);
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};
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/**
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* omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod
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* @sidetone: name of the sidetone device
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*/
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struct omap_mcbsp_dev_attr {
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const char *sidetone;
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};
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#endif
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