u-boot/board/fads/pcmcia.c
Jon Loeliger c508a4cefd board/[f-l]*: Remove obsolete references to CONFIG_COMMANDS
Signed-off-by: Jon Loeliger <jdl@freescale.com>
2007-07-09 18:48:06 -05:00

84 lines
1.4 KiB
C

#include <common.h>
#include <mpc8xx.h>
#include <pcmcia.h>
#undef CONFIG_PCMCIA
#if defined(CONFIG_CMD_PCMCIA)
#define CONFIG_PCMCIA
#endif
#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)
#define CONFIG_PCMCIA
#endif
#ifdef CONFIG_PCMCIA
#ifdef CONFIG_ADS
#define PCMCIA_BOARD_MSG "ADS"
#else
#define PCMCIA_BOARD_MSG "FADS"
#endif
int pcmcia_voltage_set(int slot, int vcc, int vpp)
{
u_long reg = 0;
switch(vpp) {
case 0: reg = 0; break;
case 50: reg = 1; break;
case 120: reg = 2; break;
default: return 1;
}
switch(vcc) {
case 0: reg = 0; break;
#ifdef CONFIG_ADS
case 50: reg = BCSR1_PCCVCCON; break;
#endif
#ifdef CONFIG_FADS
case 33: reg = BCSR1_PCCVCC0 | BCSR1_PCCVCC1; break;
case 50: reg = BCSR1_PCCVCC1; break;
#endif
default: return 1;
}
/* first, turn off all power */
#ifdef CONFIG_ADS
*((uint *)BCSR1) |= BCSR1_PCCVCCON;
#endif
#ifdef CONFIG_FADS
*((uint *)BCSR1) &= ~(BCSR1_PCCVCC0 | BCSR1_PCCVCC1);
#endif
*((uint *)BCSR1) &= ~BCSR1_PCCVPP_MASK;
/* enable new powersettings */
#ifdef CONFIG_ADS
*((uint *)BCSR1) &= ~reg;
#endif
#ifdef CONFIG_FADS
*((uint *)BCSR1) |= reg;
#endif
*((uint *)BCSR1) |= reg << 20;
return 0;
}
int pcmcia_hardware_enable(int slot)
{
*((uint *)BCSR1) &= ~BCSR1_PCCEN;
return 0;
}
#if defined(CONFIG_CMD_PCMCIA)
int pcmcia_hardware_disable(int slot)
{
*((uint *)BCSR1) &= ~BCSR1_PCCEN;
return 0;
}
#endif
#endif /* CONFIG_PCMCIA */