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-rw-r--r--board/r360mpi/pcmcia.c232
1 files changed, 0 insertions, 232 deletions
diff --git a/board/r360mpi/pcmcia.c b/board/r360mpi/pcmcia.c
deleted file mode 100644
index a939b31..0000000
--- a/board/r360mpi/pcmcia.c
+++ /dev/null
@@ -1,232 +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 "R360MPI"
-
-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 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 */
- reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */
- PCMCIA_PGCRX(_slot_) = reg;
- udelay(500);
-
- /*
- * Configure Ports A, B & C pins for
- * 5 Volts Enable and 3 Volts enable
- */
- immap->im_ioport.iop_pcpar &= ~(0x0400);
- immap->im_ioport.iop_pcso &= ~(0x0400);/*
- immap->im_ioport.iop_pcdir |= 0x0400;*/
-
- immap->im_ioport.iop_papar &= ~(0x0200);/*
- immap->im_ioport.iop_padir |= 0x0200;*/
-#if 0
- immap->im_ioport.iop_pbpar &= ~(0xC000);
- immap->im_ioport.iop_pbdir &= ~(0xC000);
-#endif
- /* remove all power */
-
- immap->im_ioport.iop_pcdat |= 0x0400;
- immap->im_ioport.iop_padat |= 0x0200;
-
- /*
- * 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) {
- immap->im_ioport.iop_pcdat &= ~(0x4000);
- puts (" 5.0V card found: ");
- } else {
- immap->im_ioport.iop_padat &= ~(0x0002);
- puts (" 3.3V card found: ");
- }
- immap->im_ioport.iop_pcdir |= 0x0400;
- immap->im_ioport.iop_padir |= 0x0200;
-#if 0
- /* VCC switch error flag, PCMCIA slot INPACK_ pin */
- cp->cp_pbdir &= ~(0x0020 | 0x0010);
- cp->cp_pbpar &= ~(0x0020 | 0x0010);
- udelay(500000);
-#endif
- 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;
- u_long reg;
-
- debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot);
-
- immap = (immap_t *)CONFIG_SYS_IMMR;
-
- /* remove all power */
- immap->im_ioport.iop_pcdat |= 0x0400;
- immap->im_ioport.iop_padat |= 0x0200;
-
- /* Configure PCMCIA General Control Register */
- debug ("Disable PCMCIA buffers and assert RESET\n");
- reg = 0;
- reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
- reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */
- PCMCIA_PGCRX(_slot_) = reg;
-
- udelay(10000);
-
- return (0);
-}
-#endif
-
-
-int pcmcia_voltage_set(int slot, int vcc, int vpp)
-{
- volatile immap_t *immap;
- volatile pcmconf8xx_t *pcmp;
- 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);
-
- immap = (immap_t *)CONFIG_SYS_IMMR;
- pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia));
- /*
- * 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 */
- reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */
- PCMCIA_PGCRX(_slot_) = reg;
- udelay(500);
-
- /*
- * Configure Ports A & C pins for
- * 5 Volts Enable and 3 Volts enable,
- * Turn off all power
- */
- debug ("PCMCIA power OFF\n");
- immap->im_ioport.iop_pcpar &= ~(0x0400);
- immap->im_ioport.iop_pcso &= ~(0x0400);/*
- immap->im_ioport.iop_pcdir |= 0x0400;*/
-
- immap->im_ioport.iop_papar &= ~(0x0200);/*
- immap->im_ioport.iop_padir |= 0x0200;*/
-
- immap->im_ioport.iop_pcdat |= 0x0400;
- immap->im_ioport.iop_padat |= 0x0200;
-
- reg = 0;
- switch(vcc) {
- case 0: break;
- case 33: reg |= 0x0200; break;
- case 50: reg |= 0x0400; break;
- default: goto done;
- }
-
- /* Checking supported voltages */
-
- debug ("PIPR: 0x%x --> %s\n",
- pcmp->pcmc_pipr,
- (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V");
-
- if (reg & 0x0200)
- immap->im_ioport.iop_pcdat &= !reg;
- if (reg & 0x0400)
- immap->im_ioport.iop_padat &= !reg;
- immap->im_ioport.iop_pcdir |= 0x0200;
- immap->im_ioport.iop_padir |= 0x0400;
- if (reg) {
- debug ("PCMCIA powered at %sV\n",
- (reg&0x0400) ? "5.0" : "3.3");
- } else {
- debug ("PCMCIA powered down\n");
- }
-
-done:
- 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 /* CCONFIG_PCMCIA */
generated by cgit v1.1 at 2024-07-15 23:35:10 +0000