diff options
Diffstat (limited to 'qemu/roms/u-boot/board/manroland/uc100/pcmcia.c')
| -rw-r--r-- | qemu/roms/u-boot/board/manroland/uc100/pcmcia.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/qemu/roms/u-boot/board/manroland/uc100/pcmcia.c b/qemu/roms/u-boot/board/manroland/uc100/pcmcia.c deleted file mode 100644 index db3821a5e..000000000 --- a/qemu/roms/u-boot/board/manroland/uc100/pcmcia.c +++ /dev/null @@ -1,192 +0,0 @@ -#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 - -#define PCMCIA_BOARD_MSG "UC100" - -/* - * Remark: don't turn off OE "__MY_PCMCIA_GCRX_CXOE" on UC100 board. - * This leads to board-hangup! (sr, 8 Dez. 2004) - */ -static void cfg_ports (void) -{ - volatile immap_t *immap; - - immap = (immap_t *)CONFIG_SYS_IMMR; - - /* - * Configure Port A for MAX1602 PC-Card Power-Interface Switch - */ - immap->im_ioport.iop_padat &= ~0x8000; /* set port x output to low */ - immap->im_ioport.iop_padir |= 0x8000; /* enable port x as output */ - - debug ("Set Port A: PAR: %08x DIR: %08x DAT: %08x\n", - immap->im_ioport.iop_papar, immap->im_ioport.iop_padir, - immap->im_ioport.iop_padat); -} - -int pcmcia_hardware_enable(int slot) -{ - volatile immap_t *immap; - volatile pcmconf8xx_t *pcmp; - volatile sysconf8xx_t *sysp; - uint reg, mask; - - debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - udelay(10000); - - immap = (immap_t *)CONFIG_SYS_IMMR; - sysp = (sysconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_siu_conf)); - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia)); - - /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ - cfg_ports (); - - /* - * Configure SIUMCR to enable PCMCIA port B - * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) - */ - sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ - - /* clear interrupt state, and disable interrupts */ - pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); - pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); - - /* - * Disable interrupts, DMA, and PCMCIA buffers - * (isolate the interface) and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Make sure there is a card in the slot, then configure the interface. - */ - udelay(10000); - debug ("[%d] %s: PIPR(%p)=0x%x\n", - __LINE__,__FUNCTION__, - &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); - if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { - printf (" No Card found\n"); - return (1); - } - - /* - * Power On. - */ - mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); - reg = pcmp->pcmc_pipr; - debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", - reg, - (reg&PCMCIA_VS1(slot))?"n":"ff", - (reg&PCMCIA_VS2(slot))?"n":"ff"); - - if ((reg & mask) == mask) - puts (" 5.0V card found: "); - else - puts (" 3.3V card found: "); - - /* switch VCC on */ - immap->im_ioport.iop_padat |= 0x8000; /* power enable 3.3V */ - - udelay(10000); - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(250000); /* some cards need >150 ms to come up :-( */ - - debug ("# hardware_enable done\n"); - - return (0); -} - - -#if defined(CONFIG_CMD_PCMCIA) -int pcmcia_hardware_disable(int slot) -{ - volatile immap_t *immap; - volatile cpm8xx_t *cp; - volatile pcmconf8xx_t *pcmp; - u_long reg; - - debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); - - immap = (immap_t *)CONFIG_SYS_IMMR; - pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia)); - - /* switch VCC off */ - immap->im_ioport.iop_padat &= ~0x8000; /* power disable 3.3V */ - - /* Configure PCMCIA General Control Register */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = 0; - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - - udelay(10000); - - return (0); -} -#endif - - -int pcmcia_voltage_set(int slot, int vcc, int vpp) -{ - u_long reg; - - debug ("voltage_set: " - PCMCIA_BOARD_MSG - " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", - 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); - - /* - * Disable PCMCIA buffers (isolate the interface) - * and assert RESET signal - */ - debug ("Disable PCMCIA buffers and assert RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - /* - * Configure Port C pins for - * 5 Volts Enable and 3 Volts enable, - * Turn all power pins to Hi-Z - */ - debug ("PCMCIA power OFF\n"); - cfg_ports (); /* Enables switch, but all in Hi-Z */ - - debug ("Enable PCMCIA buffers and stop RESET\n"); - reg = PCMCIA_PGCRX(_slot_); - reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ - reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ - PCMCIA_PGCRX(_slot_) = reg; - udelay(500); - - debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", - slot+'A'); - return (0); -} - -#endif /* CONFIG_PCMCIA */ |