upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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69 lines
2.1 KiB
69 lines
2.1 KiB
/*
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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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/* Configs supported by the func mux */
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enum {
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FUNCMUX_DEFAULT = 0, /* default config */
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/* UART configs */
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FUNCMUX_UART1_IRRX_IRTX = 0,
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FUNCMUX_UART2_IRDA = 0,
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FUNCMUX_UART4_GMC = 0,
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/* I2C configs */
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FUNCMUX_DVC_I2CP = 0,
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FUNCMUX_I2C1_RM = 0,
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FUNCMUX_I2C2_DDC = 0,
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FUNCMUX_I2C2_PTA,
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FUNCMUX_I2C3_DTF = 0,
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/* SDMMC configs */
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FUNCMUX_SDMMC2_DTA_DTD_8BIT = 0,
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FUNCMUX_SDMMC3_SDB_4BIT = 0,
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FUNCMUX_SDMMC3_SDB_SLXA_8BIT,
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FUNCMUX_SDMMC4_ATC_ATD_8BIT = 0,
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FUNCMUX_SDMMC4_ATB_GMA_4_BIT,
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FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT,
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};
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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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* This function also disables tristate for the function's pins,
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* so that they operate in normal mode.
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*
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* @param id Peripheral id
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* @param config Configuration to use (FUNCMUX_...), 0 for default
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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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