* Patches by Pantelis Antoniou, 30 Mar 2004:

  - add auto-complete support to the U-Boot CLI
  - add support for NETTA and NETPHONE boards; fix NETVIA board

* Patch by Yuli Barcohen, 28 Mar 2004:
  - Add support for MPC8272 family including MPC8247/8248/8271/8272
  - Add support for MPC8272ADS evaluation board (another flavour of MPC8260ADS)
  - Change configuration method for MPC8260ADS family

1 files changed, 364 insertions, 0 deletions

diff --git a/common/cmd_pcmcia.c b/common/cmd_pcmcia.c
index 963f98f10c..b7e57bfaf9 100644
--- a/common/cmd_pcmcia.c
+++ b/common/cmd_pcmcia.c
@@ -2607,6 +2607,370 @@ static int identify  (volatile uchar *p)
 #endif	/* CONFIG_IDE_8xx_PCCARD */
 
 /* -------------------------------------------------------------------- */
+/* NETTA board by Intracom S.A.						*/
+/* -------------------------------------------------------------------- */
+
+#if defined(CONFIG_NETTA)
+
+/* some sane bit macros */
+#define _BD(_b)				(1U << (31-(_b)))
+#define _BDR(_l, _h)			(((((1U << (31-(_l))) - 1) << 1) | 1) & ~((1U << (31-(_h))) - 1))
+
+#define _BW(_b)				(1U << (15-(_b)))
+#define _BWR(_l, _h)			(((((1U << (15-(_l))) - 1) << 1) | 1) & ~((1U << (15-(_h))) - 1))
+
+#define _BB(_b)				(1U << (7-(_b)))
+#define _BBR(_l, _h)			(((((1U << (7-(_l))) - 1) << 1) | 1) & ~((1U << (7-(_h))) - 1))
+
+#define _B(_b)				_BD(_b)
+#define _BR(_l, _h)			_BDR(_l, _h)
+
+#define PCMCIA_BOARD_MSG "NETTA"
+
+static const unsigned short vppd_masks[2] = { _BW(14), _BW(15) };
+
+static void cfg_vppd(int no)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	if ((unsigned int)no >= sizeof(vppd_masks)/sizeof(vppd_masks[0]))
+		return;
+
+	mask = vppd_masks[no];
+
+	immap->im_ioport.iop_papar &= ~mask;
+	immap->im_ioport.iop_paodr &= ~mask;
+	immap->im_ioport.iop_padir |=  mask;
+}
+
+static void set_vppd(int no, int what)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	if ((unsigned int)no >= sizeof(vppd_masks)/sizeof(vppd_masks[0]))
+		return;
+
+	mask = vppd_masks[no];
+
+	if (what)
+		immap->im_ioport.iop_padat |= mask;
+	else
+		immap->im_ioport.iop_padat &= ~mask;
+}
+
+static const unsigned short vccd_masks[2] = { _BW(10), _BW(6) };
+
+static void cfg_vccd(int no)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	if ((unsigned int)no >= sizeof(vccd_masks)/sizeof(vccd_masks[0]))
+		return;
+
+	mask = vccd_masks[no];
+
+	immap->im_ioport.iop_papar &= ~mask;
+	immap->im_ioport.iop_paodr &= ~mask;
+	immap->im_ioport.iop_padir |=  mask;
+}
+
+static void set_vccd(int no, int what)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	if ((unsigned int)no >= sizeof(vccd_masks)/sizeof(vccd_masks[0]))
+		return;
+
+	mask = vccd_masks[no];
+
+	if (what)
+		immap->im_ioport.iop_padat |= mask;
+	else
+		immap->im_ioport.iop_padat &= ~mask;
+}
+
+static const unsigned short oc_mask = _BW(8);
+
+static void cfg_oc(void)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask = oc_mask;
+
+	immap->im_ioport.iop_pcdir &= ~mask;
+	immap->im_ioport.iop_pcso  &= ~mask;
+	immap->im_ioport.iop_pcint &= ~mask;
+	immap->im_ioport.iop_pcpar &= ~mask;
+}
+
+static int get_oc(void)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask = oc_mask;
+	int what;
+
+	what = !!(immap->im_ioport.iop_pcdat & mask);;
+	return what;
+}
+
+static const unsigned short shdn_mask = _BW(12);
+
+static void cfg_shdn(void)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	mask = shdn_mask;
+
+	immap->im_ioport.iop_papar &= ~mask;
+	immap->im_ioport.iop_paodr &= ~mask;
+	immap->im_ioport.iop_padir |=  mask;
+}
+
+static void set_shdn(int what)
+{
+	volatile immap_t *immap = (immap_t *)CFG_IMMR;
+	unsigned short mask;
+
+	mask = shdn_mask;
+
+	if (what)
+		immap->im_ioport.iop_padat |= mask;
+	else
+		immap->im_ioport.iop_padat &= ~mask;
+}
+
+static void cfg_ports (void);
+
+static int hardware_enable(int slot)
+{
+	volatile immap_t	*immap;
+	volatile cpm8xx_t	*cp;
+	volatile pcmconf8xx_t	*pcmp;
+	volatile sysconf8xx_t	*sysp;
+	uint reg, pipr, mask;
+	int i;
+
+	debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot);
+
+	udelay(10000);
+
+	immap = (immap_t *)CFG_IMMR;
+	sysp  = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf));
+	pcmp  = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
+	cp    = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm));
+
+	/* Configure Ports for TPS2211A PC-Card Power-Interface Switch */
+	cfg_ports ();
+
+	/* 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);
+
+	/*
+	 * 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: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z
+	 */
+	mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot);
+	pipr = pcmp->pcmc_pipr;
+	debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n",
+		pipr,
+		(reg&PCMCIA_VS1(slot))?"n":"ff",
+		(reg&PCMCIA_VS2(slot))?"n":"ff");
+
+	if ((pipr & mask) == mask) {
+		set_vppd(0, 1); set_vppd(1, 1); 		/* VAVPP => Hi-Z */
+		set_vccd(0, 0); set_vccd(1, 1); 		/* 5V on, 3V off */
+		puts (" 5.0V card found: ");
+	} else {
+		set_vppd(0, 1); set_vppd(1, 1); 		/* VAVPP => Hi-Z */
+		set_vccd(0, 1); set_vccd(1, 0); 		/* 5V off, 3V on */
+		puts (" 3.3V card found: ");
+	}
+
+	/*  Wait 500 ms; use this to check for over-current */
+	for (i=0; i<5000; ++i) {
+		if (!get_oc()) {
+			printf ("   *** Overcurrent - Safety shutdown ***\n");
+			set_vccd(0, 0); set_vccd(1, 0); 		/* VAVPP => Hi-Z */
+			return (1);
+		}
+		udelay (100);
+	}
+
+	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 (CONFIG_COMMANDS & CFG_CMD_PCMCIA)
+static int hardware_disable(int slot)
+{
+	volatile immap_t	*immap;
+	volatile pcmconf8xx_t	*pcmp;
+	u_long reg;
+
+	debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot);
+
+	immap = (immap_t *)CFG_IMMR;
+	pcmp  = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
+
+	/* 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;
+
+	/* All voltages off / Hi-Z */
+			set_vppd(0, 1); set_vppd(1, 1);
+	set_vccd(0, 1); set_vccd(1, 1);
+
+	udelay(10000);
+
+	return (0);
+}
+#endif	/* CFG_CMD_PCMCIA */
+
+
+static int voltage_set(int slot, int vcc, int vpp)
+{
+	volatile immap_t	*immap;
+	volatile cpm8xx_t	*cp;
+	volatile pcmconf8xx_t	*pcmp;
+	u_long reg;
+	ushort sreg;
+
+	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 *)CFG_IMMR;
+	cp    = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm));
+	pcmp  = (pcmconf8xx_t *)(&(((immap_t *)CFG_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 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 */
+
+	sreg  = immap->im_ioport.iop_pcdat;
+	set_vppd(0, 1); set_vppd(1, 1);
+
+	switch(vcc) {
+	case  0:
+		break;	/* Switch off		*/
+
+	case 33:
+		set_vccd(0, 1); set_vccd(1, 0);
+		break;
+
+	case 50:
+		set_vccd(0, 0); set_vccd(1, 1);
+		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");
+
+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);
+}
+
+static void cfg_ports (void)
+{
+	volatile immap_t	*immap;
+	volatile cpm8xx_t	*cp;
+
+	immap = (immap_t *)CFG_IMMR;
+	cp    = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm));
+
+
+	cfg_vppd(0); cfg_vppd(1);	/* VPPD0,VPPD1 VAVPP => Hi-Z */
+	cfg_vccd(0); cfg_vccd(1);	/* 3V and 5V off */
+	cfg_shdn();
+	cfg_oc();
+
+	/*
+	 * Configure Port A for TPS2211 PC-Card Power-Interface Switch
+	 *
+	 * Switch off all voltages, assert shutdown
+	 */
+	set_vppd(0, 1); set_vppd(1, 1);
+	set_vccd(0, 0); set_vccd(1, 0);
+	set_shdn(1);
+
+	udelay(100000);
+}
+
+#endif	/* NETTA */
+
+
+/* -------------------------------------------------------------------- */
 
 #endif /* CFG_CMD_PCMCIA || (CFG_CMD_IDE && CONFIG_IDE_8xx_PCCARD) */