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/* Initialization for the Compal E86 (Motorola C139/C140) */
/* (C) 2010 by Harald Welte <laforge@gnumonks.org>
* (C) 2010 by Steve Markgraf <steve@steve-m.de>
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <stdint.h>
#include <stdio.h>
#define ARMIO_LATCH_OUT 0xfffe4802
#define IO_CNTL_REG 0xfffe4804
#define ASIC_CONF_REG 0xfffef008
void board_io_init(void)
{
uint16_t reg;
reg = readw(ASIC_CONF_REG);
/* LCD Set I/O(3) / SA0 to I/O(3) mode */
reg &= ~( (1 << 12) | (1 << 10) | (1 << 7) | (1 << 1)) ;
/* don't set function pins to I2C Mode, C155 uses UWire */
/* TWL3025: Set SPI+RIF RX clock to rising edge */
reg |= (1 << 13) | (1 << 14);
writew(reg, ASIC_CONF_REG);
}
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