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https://github.com/AsahiLinux/u-boot
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42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
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/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* See file CREDITS for list of people who contributed to this
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* project.
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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 as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (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,
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* MA 02111-1307 USA
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*/
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/* Tegra2 high-level function multiplexing */
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#ifndef __FUNCMUX_H
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#define __FUNCMUX_H
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/**
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* Select a config for a particular peripheral.
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*
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* Each peripheral can operate through a number of configurations,
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* which are sets of pins that it uses to bring out its signals.
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* The basic config is 0, and higher numbers indicate different
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* pinmux settings to bring the peripheral out on other pins,
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*
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* @param id Peripheral id
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* @param config Configuration to use (generally 0)
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* @return 0 if ok, -1 on error (e.g. incorrect id or config)
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*/
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int funcmux_select(enum periph_id id, int config);
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#endif
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