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/*
* (C) Copyright 2004
* Robert Whaley, Applied Data Systems, Inc. rwhaley@applieddata.net
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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 <common.h>
#include <asm/arch/pxa-regs.h>
void pcmcia_power_on(void)
{
#if 0
if (!(GPLR(20) & GPIO_bit(20))) { /* 3.3V */
GPCR(81) = GPIO_bit(81);
GPSR(82) = GPIO_bit(82);
}
else if (!(GPLR(21) & GPIO_bit(21))) { /* 5.0V */
GPCR(81) = GPIO_bit(81);
GPCR(82) = GPIO_bit(82);
}
#else
#warning "Board will only supply 5V, wait for next HW spin for selectable power"
/* 5.0V */
GPCR(81) = GPIO_bit(81);
GPCR(82) = GPIO_bit(82);
#endif
udelay(300000);
/* reset the card */
GPSR(52) = GPIO_bit(52);
/* enable PCMCIA */
GPCR(83) = GPIO_bit(83);
/* clear reset */
udelay(10);
GPCR(52) = GPIO_bit(52);
udelay(20000);
}
void pcmcia_power_off(void)
{
/* 0V */
GPSR(81) = GPIO_bit(81);
GPSR(82) = GPIO_bit(82);
/* disable PCMCIA */
GPSR(83) = GPIO_bit(83);
}
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