ppc: Move cpu/$CPU to arch/ppc/cpu/$CPU

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>

1 files changed, 0 insertions, 572 deletions

diff --git a/cpu/mpc8xx/scc.c b/cpu/mpc8xx/scc.c
deleted file mode 100644
index effb967e32..0000000000
--- a/cpu/mpc8xx/scc.c
+++ /dev/null
@@ -1,572 +0,0 @@
-/*
- * File:  scc.c
- * Description:
- *	Basic ET HW initialization and packet RX/TX routines
- *
- * NOTE  <<<IMPORTANT:  PLEASE READ>>>:
- *     Do not cache Rx/Tx buffers!
- */
-
-/*
- * MPC823 <-> MC68160 Connections:
- *
- * Setup MPC823 to work with MC68160 Enhanced Ethernet
- * Serial Tranceiver as follows:
- *
- * MPC823 Signal                MC68160  Comments
- * ------ ------                -------  --------
- * PA-12 ETHTX    -------->   TX       Eth. Port Transmit Data
- * PB-18 E_TENA   -------->   TENA     Eth. Transmit Port Enable
- * PA-5 ETHTCK    <--------   TCLK     Eth. Port Transmit Clock
- * PA-13 ETHRX    <--------   RX       Eth. Port Receive Data
- * PC-8 E_RENA    <--------   RENA     Eth. Receive Enable
- * PA-6 ETHRCK    <--------   RCLK     Eth. Port Receive Clock
- * PC-9 E_CLSN    <--------   CLSN     Eth. Port Collision Indication
- *
- * FADS Board Signal              MC68160  Comments
- * -----------------              -------  --------
- * (BCSR1) ETHEN*     -------->  CS2      Eth. Port Enable
- * (BSCR4) TPSQEL*    -------->  TPSQEL   Twisted Pair Signal Quality Error Test Enable
- * (BCSR4) TPFLDL*    -------->  TPFLDL   Twisted Pair Full-Duplex
- * (BCSR4) ETHLOOP    -------->  LOOP     Eth. Port Diagnostic Loop-Back
- *
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <commproc.h>
-#include <net.h>
-#include <command.h>
-
-#if defined(CONFIG_CMD_NET) && defined(SCC_ENET)
-
-/* Ethernet Transmit and Receive Buffers */
-#define DBUF_LENGTH  1520
-
-#define TX_BUF_CNT 2
-
-#define TOUT_LOOP 10000	/* 10 ms to have a packet sent */
-
-static char txbuf[DBUF_LENGTH];
-
-static uint rxIdx;	/* index of the current RX buffer */
-static uint txIdx;	/* index of the current TX buffer */
-
-/*
-  * SCC Ethernet Tx and Rx buffer descriptors allocated at the
-  *  immr->udata_bd address on Dual-Port RAM
-  * Provide for Double Buffering
-  */
-
-typedef volatile struct CommonBufferDescriptor {
-    cbd_t rxbd[PKTBUFSRX];	/* Rx BD */
-    cbd_t txbd[TX_BUF_CNT];	/* Tx BD */
-} RTXBD;
-
-static RTXBD *rtx;
-
-static int scc_send(struct eth_device* dev, volatile void *packet, int length);
-static int scc_recv(struct eth_device* dev);
-static int scc_init (struct eth_device* dev, bd_t * bd);
-static void scc_halt(struct eth_device* dev);
-
-int scc_initialize(bd_t *bis)
-{
-	struct eth_device* dev;
-
-	dev = (struct eth_device*) malloc(sizeof *dev);
-	memset(dev, 0, sizeof *dev);
-
-	sprintf(dev->name, "SCC ETHERNET");
-	dev->iobase = 0;
-	dev->priv   = 0;
-	dev->init   = scc_init;
-	dev->halt   = scc_halt;
-	dev->send   = scc_send;
-	dev->recv   = scc_recv;
-
-	eth_register(dev);
-
-	return 1;
-}
-
-static int scc_send(struct eth_device* dev, volatile void *packet, int length)
-{
-	int i, j=0;
-#if 0
-	volatile char *in, *out;
-#endif
-
-	/* section 16.9.23.3
-	 * Wait for ready
-	 */
-#if 0
-	while (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY);
-	out = (char *)(rtx->txbd[txIdx].cbd_bufaddr);
-	in = packet;
-	for(i = 0; i < length; i++) {
-		*out++ = *in++;
-	}
-	rtx->txbd[txIdx].cbd_datlen = length;
-	rtx->txbd[txIdx].cbd_sc |= (BD_ENET_TX_READY | BD_ENET_TX_LAST);
-	while (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) j++;
-
-#ifdef ET_DEBUG
-	printf("cycles: %d    status: %x\n", j, rtx->txbd[txIdx].cbd_sc);
-#endif
-	i = (rtx->txbd[txIdx++].cbd_sc & BD_ENET_TX_STATS) /* return only status bits */;
-
-	/* wrap around buffer index when necessary */
-	if (txIdx >= TX_BUF_CNT) txIdx = 0;
-#endif
-
-	while ((rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) && (j<TOUT_LOOP)) {
-		udelay (1);	/* will also trigger Wd if needed */
-		j++;
-	}
-	if (j>=TOUT_LOOP) printf("TX not ready\n");
-	rtx->txbd[txIdx].cbd_bufaddr = (uint)packet;
-	rtx->txbd[txIdx].cbd_datlen = length;
-	rtx->txbd[txIdx].cbd_sc |= (BD_ENET_TX_READY | BD_ENET_TX_LAST |BD_ENET_TX_WRAP);
-	while ((rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) && (j<TOUT_LOOP)) {
-		udelay (1);	/* will also trigger Wd if needed */
-		j++;
-	}
-	if (j>=TOUT_LOOP) printf("TX timeout\n");
-#ifdef ET_DEBUG
-	printf("cycles: %d    status: %x\n", j, rtx->txbd[txIdx].cbd_sc);
-#endif
-	i = (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_STATS) /* return only status bits */;
-	return i;
-}
-
-static int scc_recv (struct eth_device *dev)
-{
-	int length;
-
-	for (;;) {
-		/* section 16.9.23.2 */
-		if (rtx->rxbd[rxIdx].cbd_sc & BD_ENET_RX_EMPTY) {
-			length = -1;
-			break;	/* nothing received - leave for() loop */
-		}
-
-		length = rtx->rxbd[rxIdx].cbd_datlen;
-
-		if (rtx->rxbd[rxIdx].cbd_sc & 0x003f) {
-#ifdef ET_DEBUG
-			printf ("err: %x\n", rtx->rxbd[rxIdx].cbd_sc);
-#endif
-		} else {
-			/* Pass the packet up to the protocol layers. */
-			NetReceive (NetRxPackets[rxIdx], length - 4);
-		}
-
-
-		/* Give the buffer back to the SCC. */
-		rtx->rxbd[rxIdx].cbd_datlen = 0;
-
-		/* wrap around buffer index when necessary */
-		if ((rxIdx + 1) >= PKTBUFSRX) {
-			rtx->rxbd[PKTBUFSRX - 1].cbd_sc =
-				(BD_ENET_RX_WRAP | BD_ENET_RX_EMPTY);
-			rxIdx = 0;
-		} else {
-			rtx->rxbd[rxIdx].cbd_sc = BD_ENET_RX_EMPTY;
-			rxIdx++;
-		}
-	}
-	return length;
-}
-
-/**************************************************************
-  *
-  * SCC Ethernet Initialization Routine
-  *
-  *************************************************************/
-
-static int scc_init (struct eth_device *dev, bd_t * bis)
-{
-
-	int i;
-	scc_enet_t *pram_ptr;
-
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-
-#if defined(CONFIG_LWMON)
-	reset_phy();
-#endif
-
-#ifdef CONFIG_FADS
-#if defined(CONFIG_MPC86xADS) || defined(CONFIG_MPC860T)
-	/* The MPC86xADS/FADS860T don't use the MODEM_EN or DATA_VOICE signals. */
-	*((uint *) BCSR4) &= ~BCSR4_ETHLOOP;
-	*((uint *) BCSR4) |= BCSR4_TFPLDL | BCSR4_TPSQEL;
-	*((uint *) BCSR1) &= ~BCSR1_ETHEN;
-#else
-	*((uint *) BCSR4) &= ~(BCSR4_ETHLOOP | BCSR4_MODEM_EN);
-	*((uint *) BCSR4) |= BCSR4_TFPLDL | BCSR4_TPSQEL | BCSR4_DATA_VOICE;
-	*((uint *) BCSR1) &= ~BCSR1_ETHEN;
-#endif
-#endif
-
-	pram_ptr = (scc_enet_t *) & (immr->im_cpm.cp_dparam[PROFF_ENET]);
-
-	rxIdx = 0;
-	txIdx = 0;
-
-	if (!rtx) {
-#ifdef CONFIG_SYS_ALLOC_DPRAM
-		rtx = (RTXBD *) (immr->im_cpm.cp_dpmem +
-				 dpram_alloc_align (sizeof (RTXBD), 8));
-#else
-		rtx = (RTXBD *) (immr->im_cpm.cp_dpmem + CPM_SCC_BASE);
-#endif
-	}
-
-#if (defined(PA_ENET_RXD) && defined(PA_ENET_TXD))
-	/* Configure port A pins for Txd and Rxd.
-	 */
-	immr->im_ioport.iop_papar |= (PA_ENET_RXD | PA_ENET_TXD);
-	immr->im_ioport.iop_padir &= ~(PA_ENET_RXD | PA_ENET_TXD);
-	immr->im_ioport.iop_paodr &= ~PA_ENET_TXD;
-#elif (defined(PB_ENET_RXD) && defined(PB_ENET_TXD))
-	/* Configure port B pins for Txd and Rxd.
-	 */
-	immr->im_cpm.cp_pbpar |= (PB_ENET_RXD | PB_ENET_TXD);
-	immr->im_cpm.cp_pbdir &= ~(PB_ENET_RXD | PB_ENET_TXD);
-	immr->im_cpm.cp_pbodr &= ~PB_ENET_TXD;
-#else
-#error Configuration Error: exactly ONE of PA_ENET_[RT]XD, PB_ENET_[RT]XD must be defined
-#endif
-
-#if defined(PC_ENET_LBK)
-	/* Configure port C pins to disable External Loopback
-	 */
-	immr->im_ioport.iop_pcpar &= ~PC_ENET_LBK;
-	immr->im_ioport.iop_pcdir |= PC_ENET_LBK;
-	immr->im_ioport.iop_pcso &= ~PC_ENET_LBK;
-	immr->im_ioport.iop_pcdat &= ~PC_ENET_LBK;	/* Disable Loopback */
-#endif /* PC_ENET_LBK */
-
-	/* Configure port C pins to enable CLSN and RENA.
-	 */
-	immr->im_ioport.iop_pcpar &= ~(PC_ENET_CLSN | PC_ENET_RENA);
-	immr->im_ioport.iop_pcdir &= ~(PC_ENET_CLSN | PC_ENET_RENA);
-	immr->im_ioport.iop_pcso |= (PC_ENET_CLSN | PC_ENET_RENA);
-
-	/* Configure port A for TCLK and RCLK.
-	 */
-	immr->im_ioport.iop_papar |= (PA_ENET_TCLK | PA_ENET_RCLK);
-	immr->im_ioport.iop_padir &= ~(PA_ENET_TCLK | PA_ENET_RCLK);
-
-	/*
-	 * Configure Serial Interface clock routing -- see section 16.7.5.3
-	 * First, clear all SCC bits to zero, then set the ones we want.
-	 */
-
-	immr->im_cpm.cp_sicr &= ~SICR_ENET_MASK;
-	immr->im_cpm.cp_sicr |= SICR_ENET_CLKRT;
-
-
-	/*
-	 * Initialize SDCR -- see section 16.9.23.7
-	 * SDMA configuration register
-	 */
-	immr->im_siu_conf.sc_sdcr = 0x01;
-
-
-	/*
-	 * Setup SCC Ethernet Parameter RAM
-	 */
-
-	pram_ptr->sen_genscc.scc_rfcr = 0x18;	/* Normal Operation and Mot byte ordering */
-	pram_ptr->sen_genscc.scc_tfcr = 0x18;	/* Mot byte ordering, Normal access */
-
-	pram_ptr->sen_genscc.scc_mrblr = DBUF_LENGTH;	/* max. ET package len 1520 */
-
-	pram_ptr->sen_genscc.scc_rbase = (unsigned int) (&rtx->rxbd[0]);	/* Set RXBD tbl start at Dual Port */
-	pram_ptr->sen_genscc.scc_tbase = (unsigned int) (&rtx->txbd[0]);	/* Set TXBD tbl start at Dual Port */
-
-	/*
-	 * Setup Receiver Buffer Descriptors (13.14.24.18)
-	 * Settings:
-	 *     Empty, Wrap
-	 */
-
-	for (i = 0; i < PKTBUFSRX; i++) {
-		rtx->rxbd[i].cbd_sc = BD_ENET_RX_EMPTY;
-		rtx->rxbd[i].cbd_datlen = 0;	/* Reset */
-		rtx->rxbd[i].cbd_bufaddr = (uint) NetRxPackets[i];
-	}
-
-	rtx->rxbd[PKTBUFSRX - 1].cbd_sc |= BD_ENET_RX_WRAP;
-
-	/*
-	 * Setup Ethernet Transmitter Buffer Descriptors (13.14.24.19)
-	 * Settings:
-	 *    Add PADs to Short FRAMES, Wrap, Last, Tx CRC
-	 */
-
-	for (i = 0; i < TX_BUF_CNT; i++) {
-		rtx->txbd[i].cbd_sc =
-			(BD_ENET_TX_PAD | BD_ENET_TX_LAST | BD_ENET_TX_TC);
-		rtx->txbd[i].cbd_datlen = 0;	/* Reset */
-		rtx->txbd[i].cbd_bufaddr = (uint) (&txbuf[0]);
-	}
-
-	rtx->txbd[TX_BUF_CNT - 1].cbd_sc |= BD_ENET_TX_WRAP;
-
-	/*
-	 * Enter Command:  Initialize Rx Params for SCC
-	 */
-
-	do {			/* Spin until ready to issue command    */
-		__asm__ ("eieio");
-	} while (immr->im_cpm.cp_cpcr & CPM_CR_FLG);
-	/* Issue command */
-	immr->im_cpm.cp_cpcr =
-		((CPM_CR_INIT_RX << 8) | (CPM_CR_ENET << 4) | CPM_CR_FLG);
-	do {			/* Spin until command processed         */
-		__asm__ ("eieio");
-	} while (immr->im_cpm.cp_cpcr & CPM_CR_FLG);
-
-	/*
-	 * Ethernet Specific Parameter RAM
-	 *     see table 13-16, pg. 660,
-	 *     pg. 681 (example with suggested settings)
-	 */
-
-	pram_ptr->sen_cpres = ~(0x0);	/* Preset CRC */
-	pram_ptr->sen_cmask = 0xdebb20e3;	/* Constant Mask for CRC */
-	pram_ptr->sen_crcec = 0x0;	/* Error Counter CRC (unused) */
-	pram_ptr->sen_alec = 0x0;	/* Alignment Error Counter (unused) */
-	pram_ptr->sen_disfc = 0x0;	/* Discard Frame Counter (unused) */
-	pram_ptr->sen_pads = 0x8888;	/* Short Frame PAD Characters */
-
-	pram_ptr->sen_retlim = 15;	/* Retry Limit Threshold */
-	pram_ptr->sen_maxflr = 1518;	/* MAX Frame Length Register */
-	pram_ptr->sen_minflr = 64;	/* MIN Frame Length Register */
-
-	pram_ptr->sen_maxd1 = DBUF_LENGTH;	/* MAX DMA1 Length Register */
-	pram_ptr->sen_maxd2 = DBUF_LENGTH;	/* MAX DMA2 Length Register */
-
-	pram_ptr->sen_gaddr1 = 0x0;	/* Group Address Filter 1 (unused) */
-	pram_ptr->sen_gaddr2 = 0x0;	/* Group Address Filter 2 (unused) */
-	pram_ptr->sen_gaddr3 = 0x0;	/* Group Address Filter 3 (unused) */
-	pram_ptr->sen_gaddr4 = 0x0;	/* Group Address Filter 4 (unused) */
-
-#define ea eth_get_dev()->enetaddr
-	pram_ptr->sen_paddrh = (ea[5] << 8) + ea[4];
-	pram_ptr->sen_paddrm = (ea[3] << 8) + ea[2];
-	pram_ptr->sen_paddrl = (ea[1] << 8) + ea[0];
-#undef ea
-
-	pram_ptr->sen_pper = 0x0;	/* Persistence (unused) */
-	pram_ptr->sen_iaddr1 = 0x0;	/* Individual Address Filter 1 (unused) */
-	pram_ptr->sen_iaddr2 = 0x0;	/* Individual Address Filter 2 (unused) */
-	pram_ptr->sen_iaddr3 = 0x0;	/* Individual Address Filter 3 (unused) */
-	pram_ptr->sen_iaddr4 = 0x0;	/* Individual Address Filter 4 (unused) */
-	pram_ptr->sen_taddrh = 0x0;	/* Tmp Address (MSB) (unused) */
-	pram_ptr->sen_taddrm = 0x0;	/* Tmp Address (unused) */
-	pram_ptr->sen_taddrl = 0x0;	/* Tmp Address (LSB) (unused) */
-
-	/*
-	 * Enter Command:  Initialize Tx Params for SCC
-	 */
-
-	do {			/* Spin until ready to issue command    */
-		__asm__ ("eieio");
-	} while (immr->im_cpm.cp_cpcr & CPM_CR_FLG);
-	/* Issue command */
-	immr->im_cpm.cp_cpcr =
-		((CPM_CR_INIT_TX << 8) | (CPM_CR_ENET << 4) | CPM_CR_FLG);
-	do {			/* Spin until command processed         */
-		__asm__ ("eieio");
-	} while (immr->im_cpm.cp_cpcr & CPM_CR_FLG);
-
-	/*
-	 * Mask all Events in SCCM - we use polling mode
-	 */
-	immr->im_cpm.cp_scc[SCC_ENET].scc_sccm = 0;
-
-	/*
-	 * Clear Events in SCCE -- Clear bits by writing 1's
-	 */
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_scce = ~(0x0);
-
-
-	/*
-	 * Initialize GSMR High 32-Bits
-	 * Settings:  Normal Mode
-	 */
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrh = 0;
-
-	/*
-	 * Initialize GSMR Low 32-Bits, but do not Enable Transmit/Receive
-	 * Settings:
-	 *     TCI = Invert
-	 *     TPL =  48 bits
-	 *     TPP = Repeating 10's
-	 *     MODE = Ethernet
-	 */
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl = (SCC_GSMRL_TCI |
-						   SCC_GSMRL_TPL_48 |
-						   SCC_GSMRL_TPP_10 |
-						   SCC_GSMRL_MODE_ENET);
-
-	/*
-	 * Initialize the DSR -- see section 13.14.4 (pg. 513) v0.4
-	 */
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_dsr = 0xd555;
-
-	/*
-	 * Initialize the PSMR
-	 * Settings:
-	 *  CRC = 32-Bit CCITT
-	 *  NIB = Begin searching for SFD 22 bits after RENA
-	 *  FDE = Full Duplex Enable
-	 *  LPB = Loopback Enable (Needed when FDE is set)
-	 *  BRO = Reject broadcast packets
-	 *  PROMISCOUS = Catch all packets regardless of dest. MAC adress
-	 */
-	immr->im_cpm.cp_scc[SCC_ENET].scc_psmr = SCC_PSMR_ENCRC |
-		SCC_PSMR_NIB22 |
-#if defined(CONFIG_SCC_ENET_FULL_DUPLEX)
-		SCC_PSMR_FDE | SCC_PSMR_LPB |
-#endif
-#if defined(CONFIG_SCC_ENET_NO_BROADCAST)
-		SCC_PSMR_BRO |
-#endif
-#if defined(CONFIG_SCC_ENET_PROMISCOUS)
-		SCC_PSMR_PRO |
-#endif
-		0;
-
-	/*
-	 * Configure Ethernet TENA Signal
-	 */
-
-#if (defined(PC_ENET_TENA) && !defined(PB_ENET_TENA))
-	immr->im_ioport.iop_pcpar |= PC_ENET_TENA;
-	immr->im_ioport.iop_pcdir &= ~PC_ENET_TENA;
-#elif (defined(PB_ENET_TENA) && !defined(PC_ENET_TENA))
-	immr->im_cpm.cp_pbpar |= PB_ENET_TENA;
-	immr->im_cpm.cp_pbdir |= PB_ENET_TENA;
-#else
-#error Configuration Error: exactly ONE of PB_ENET_TENA, PC_ENET_TENA must be defined
-#endif
-
-#if defined(CONFIG_ADS) && defined(CONFIG_MPC860)
-	/*
-	 * Port C is used to control the PHY,MC68160.
-	 */
-	immr->im_ioport.iop_pcdir |=
-		(PC_ENET_ETHLOOP | PC_ENET_TPFLDL | PC_ENET_TPSQEL);
-
-	immr->im_ioport.iop_pcdat |= PC_ENET_TPFLDL;
-	immr->im_ioport.iop_pcdat &= ~(PC_ENET_ETHLOOP | PC_ENET_TPSQEL);
-	*((uint *) BCSR1) &= ~BCSR1_ETHEN;
-#endif /* MPC860ADS */
-
-#if defined(CONFIG_AMX860)
-	/*
-	 * Port B is used to control the PHY,MC68160.
-	 */
-	immr->im_cpm.cp_pbdir |=
-		(PB_ENET_ETHLOOP | PB_ENET_TPFLDL | PB_ENET_TPSQEL);
-
-	immr->im_cpm.cp_pbdat |= PB_ENET_TPFLDL;
-	immr->im_cpm.cp_pbdat &= ~(PB_ENET_ETHLOOP | PB_ENET_TPSQEL);
-
-	immr->im_ioport.iop_pddir |= PD_ENET_ETH_EN;
-	immr->im_ioport.iop_pddat &= ~PD_ENET_ETH_EN;
-#endif /* AMX860 */
-
-#ifdef CONFIG_RPXCLASSIC
-	*((uchar *) BCSR0) &= ~BCSR0_ETHLPBK;
-	*((uchar *) BCSR0) |= (BCSR0_ETHEN | BCSR0_COLTEST | BCSR0_FULLDPLX);
-#endif
-
-#ifdef CONFIG_RPXLITE
-	*((uchar *) BCSR0) |= BCSR0_ETHEN;
-#endif
-
-#if defined(CONFIG_QS860T)
-	/*
-	 * PB27=FDE-, set output low for full duplex
-	 * PB26=Link Test Enable, normally high output
-	 */
-	immr->im_cpm.cp_pbdir |= 0x00000030;
-	immr->im_cpm.cp_pbdat |= 0x00000020;
-	immr->im_cpm.cp_pbdat &= ~0x00000010;
-#endif /* QS860T */
-
-#ifdef CONFIG_MBX
-	board_ether_init ();
-#endif
-
-#if defined(CONFIG_NETVIA)
-#if defined(PA_ENET_PDN)
-	immr->im_ioport.iop_papar &= ~PA_ENET_PDN;
-	immr->im_ioport.iop_padir |= PA_ENET_PDN;
-	immr->im_ioport.iop_padat |= PA_ENET_PDN;
-#elif defined(PB_ENET_PDN)
-	immr->im_cpm.cp_pbpar &= ~PB_ENET_PDN;
-	immr->im_cpm.cp_pbdir |= PB_ENET_PDN;
-	immr->im_cpm.cp_pbdat |= PB_ENET_PDN;
-#elif defined(PC_ENET_PDN)
-	immr->im_ioport.iop_pcpar &= ~PC_ENET_PDN;
-	immr->im_ioport.iop_pcdir |= PC_ENET_PDN;
-	immr->im_ioport.iop_pcdat |= PC_ENET_PDN;
-#elif defined(PD_ENET_PDN)
-	immr->im_ioport.iop_pdpar &= ~PD_ENET_PDN;
-	immr->im_ioport.iop_pddir |= PD_ENET_PDN;
-	immr->im_ioport.iop_pddat |= PD_ENET_PDN;
-#endif
-#endif
-
-	/*
-	 * Set the ENT/ENR bits in the GSMR Low -- Enable Transmit/Receive
-	 */
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl |=
-		(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-
-	/*
-	 * Work around transmit problem with first eth packet
-	 */
-#if defined (CONFIG_FADS)
-	udelay (10000);		/* wait 10 ms */
-#elif defined (CONFIG_AMX860) || defined(CONFIG_RPXCLASSIC)
-	udelay (100000);	/* wait 100 ms */
-#endif
-
-	return 1;
-}
-
-
-static void scc_halt (struct eth_device *dev)
-{
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl &=
-		~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-
-	immr->im_ioport.iop_pcso  &=  ~(PC_ENET_CLSN | PC_ENET_RENA);
-}
-
-#if 0
-void restart (void)
-{
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-
-	immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl |=
-		(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
-}
-#endif
-#endif