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/*
This module implements an interface to the SPI on the lpc22xx.
Copyright (C) 2006 Embedded Artists AB (www.embeddedartists.com)
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <asm/errno.h>
#include <asm/arch/hardware.h>
#include "spi.h"
unsigned long spi_flags;
unsigned char spi_idle = 0x00;
int spi_init(void)
{
unsigned long pinsel0_value;
/* activate spi pins */
pinsel0_value = GET32(PINSEL0);
pinsel0_value &= ~(0xFFl << 8);
pinsel0_value |= (0x55l << 8);
PUT32(PINSEL0, pinsel0_value);
return 0;
}
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