arm: Remove support for NETARM

This stuff has been rotting in the tree for a while now. Remove it.

Signed-off-by: Marek Vasut <marex@denx.de>

6 files changed, 0 insertions, 602 deletions

diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index e4abac7..786a656 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -59,7 +59,6 @@ COBJS-$(CONFIG_MVGBE) += mvgbe.o
 COBJS-$(CONFIG_NATSEMI) += natsemi.o
 COBJS-$(CONFIG_DRIVER_NE2000) += ne2000.o ne2000_base.o
 COBJS-$(CONFIG_DRIVER_AX88796L) += ax88796.o ne2000_base.o
-COBJS-$(CONFIG_DRIVER_NETARMETH) += netarm_eth.o
 COBJS-$(CONFIG_NETCONSOLE) += netconsole.o
 COBJS-$(CONFIG_NS8382X) += ns8382x.o
 COBJS-$(CONFIG_PCNET) += pcnet.o
diff --git a/drivers/net/netarm_eth.c b/drivers/net/netarm_eth.c
deleted file mode 100644
index 325f16c..0000000
--- a/drivers/net/netarm_eth.c
+++ /dev/null
@@ -1,352 +0,0 @@
-/*
- * Copyright (C) 2004 IMMS gGmbH <www.imms.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * author(s): Thomas Elste, <info@elste.org>
- *            (some parts derived from uCLinux Netarm Ethernet Driver)
- */
-
-
-#include <common.h>
-#include <command.h>
-#include <net.h>
-#include "netarm_eth.h"
-#include <asm/arch/netarm_registers.h>
-
-static int na_mii_poll_busy (void);
-
-static void na_get_mac_addr (void)
-{
-	unsigned short p[3];
-	char *m_addr;
-	char ethaddr[20];
-
-	m_addr = (char *) p;
-
-	p[0] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_1);
-	p[1] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_2);
-	p[2] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_3);
-
-	sprintf (ethaddr, "%02X:%02X:%02X:%02X:%02X:%02X",
-		 m_addr[0], m_addr[1],
-		 m_addr[2], m_addr[3], m_addr[4], m_addr[5]);
-
-	printf ("HW-MAC Address:  %s\n", ethaddr);
-
-	/* set env, todo: check if already an adress is set */
-	setenv ("ethaddr", ethaddr);
-}
-
-static void na_mii_write (int reg, int value)
-{
-	int mii_addr;
-
-	/* Select register */
-	mii_addr = CONFIG_SYS_ETH_PHY_ADDR + reg;
-	SET_EADDR (NETARM_ETH_MII_ADDR, mii_addr);
-	/* Write value */
-	SET_EADDR (NETARM_ETH_MII_WRITE, value);
-	na_mii_poll_busy ();
-}
-
-static unsigned int na_mii_read (int reg)
-{
-	int mii_addr, val;
-
-	/* Select register */
-	mii_addr = CONFIG_SYS_ETH_PHY_ADDR + reg;
-	SET_EADDR (NETARM_ETH_MII_ADDR, mii_addr);
-	/* do one management cycle */
-	SET_EADDR (NETARM_ETH_MII_CMD,
-		   GET_EADDR (NETARM_ETH_MII_CMD) | NETARM_ETH_MIIC_RSTAT);
-	na_mii_poll_busy ();
-	/* Return read value */
-	val = GET_EADDR (NETARM_ETH_MII_READ);
-	return val;
-}
-
-static int na_mii_poll_busy (void)
-{
-	ulong start;
-	/* arm simple, non interrupt dependent timer */
-	start = get_timer(0));
-	while (get_timer(start) < NA_MII_POLL_BUSY_DELAY) {
-		if (!(GET_EADDR (NETARM_ETH_MII_IND) & NETARM_ETH_MIII_BUSY)) {
-			return 1;
-		}
-	}
-	printf ("na_mii_busy timeout\n");
-	return (0);
-}
-
-static int na_mii_identify_phy (void)
-{
-	int id_reg_a = 0;
-
-	/* get phy id register */
-	id_reg_a = na_mii_read (MII_PHY_ID);
-
-	if (id_reg_a == 0x0043) {
-		/* This must be an Enable or a Lucent LU3X31 PHY chip */
-		return 1;
-	} else if (id_reg_a == 0x0013) {
-		/* it is an Intel LXT971A */
-		return 1;
-	}
-	return (0);
-}
-
-static int na_mii_negotiate (void)
-{
-	int i = 0;
-
-	/* Enable auto-negotiation */
-	na_mii_write (MII_PHY_AUTONEGADV, 0x01e1);
-	/* FIXME: 0x01E1 is 100Mb half and full duplex, 0x0061 is 10Mb only */
-	/* Restart auto-negotiation */
-	na_mii_write (MII_PHY_CONTROL, 0x1200);
-
-	/* status register is 0xffff after setting the autoneg restart bit */
-	while (na_mii_read (MII_PHY_STATUS) == 0xffff) {
-		i++;
-	}
-
-	/* na_mii_read uses the timer already, so we can't use it again for
-	   timeout checking.
-	   Instead we just try some times.
-	 */
-	for (i = 0; i < 40000; i++) {
-		if ((na_mii_read (MII_PHY_STATUS) & 0x0024) == 0x0024) {
-			return 0;
-		}
-	}
-	/*
-	   printf("*Warning* autonegotiation timeout, status: 0x%x\n",na_mii_read(MII_PHY_STATUS));
-	 */
-	return (1);
-}
-
-static unsigned int na_mii_check_speed (void)
-{
-	unsigned int status;
-
-	/* Read Status register */
-	status = na_mii_read (MII_PHY_STATUS);
-	/* Check link status.  If 0, default to 100 Mbps. */
-	if ((status & 0x0004) == 0) {
-		printf ("*Warning* no link detected, set default speed to 100Mbs\n");
-		return 1;
-	} else {
-		if ((na_mii_read (17) & 0x4000) != 0) {
-			printf ("100Mbs link detected\n");
-			return 1;
-		} else {
-			printf ("10Mbs link detected\n");
-			return 0;
-		}
-	}
-	return 0;
-}
-
-static int reset_eth (void)
-{
-	int pt;
-	ulong start;
-
-	na_get_mac_addr ();
-	pt = na_mii_identify_phy ();
-
-	/* reset the phy */
-	na_mii_write (MII_PHY_CONTROL, 0x8000);
-	start = get_timer(0);
-	while (get_timer(start) < NA_MII_NEGOTIATE_DELAY) {
-		if ((na_mii_read (MII_PHY_STATUS) & 0x8000) == 0) {
-			break;
-		}
-	}
-	if (get_timer(start) >= NA_MII_NEGOTIATE_DELAY)
-		printf ("phy reset timeout\n");
-
-	/* set the PCS reg */
-	SET_EADDR (NETARM_ETH_PCS_CFG, NETARM_ETH_PCSC_CLKS_25M |
-		   NETARM_ETH_PCSC_ENJAB | NETARM_ETH_PCSC_NOCFR);
-
-	na_mii_negotiate ();
-	na_mii_check_speed ();
-
-	/* Delay 10 millisecond.  (Maybe this should be 1 second.) */
-	udelay (10000);
-
-	/* Turn receive on.
-	   Enable statistics register autozero on read.
-	   Do not insert MAC address on transmit.
-	   Do not enable special test modes.  */
-	SET_EADDR (NETARM_ETH_STL_CFG,
-		   (NETARM_ETH_STLC_AUTOZ | NETARM_ETH_STLC_RXEN));
-
-	/* Set the inter-packet gap delay to 0.96us for MII.
-	   The NET+ARM H/W Reference Guide indicates that the Back-to-back IPG
-	   Gap Timer Register should be set to 0x15 and the Non Back-to-back IPG
-	   Gap Timer Register should be set to 0x00000C12 for the MII PHY. */
-	SET_EADDR (NETARM_ETH_B2B_IPG_GAP_TMR, 0x15);
-	SET_EADDR (NETARM_ETH_NB2B_IPG_GAP_TMR, 0x00000C12);
-
-	/* Add CRC to end of packets.
-	   Pad packets to minimum length of 64 bytes.
-	   Allow unlimited length transmit packets.
-	   Receive all broadcast packets.
-	   NOTE:  Multicast addressing is NOT enabled here currently. */
-	SET_EADDR (NETARM_ETH_MAC_CFG,
-		   (NETARM_ETH_MACC_CRCEN |
-		    NETARM_ETH_MACC_PADEN | NETARM_ETH_MACC_HUGEN));
-	SET_EADDR (NETARM_ETH_SAL_FILTER, NETARM_ETH_SALF_BROAD);
-
-	/* enable fifos */
-	SET_EADDR (NETARM_ETH_GEN_CTRL,
-		   (NETARM_ETH_GCR_ERX | NETARM_ETH_GCR_ETX));
-
-	return (0);
-}
-
-
-extern int eth_init (bd_t * bd)
-{
-	reset_eth ();
-	return 0;
-}
-
-extern void eth_halt (void)
-{
-	SET_EADDR (NETARM_ETH_GEN_CTRL, 0);
-}
-
-/* Get a data block via Ethernet */
-extern int eth_rx (void)
-{
-	int i;
-	unsigned short rxlen;
-	unsigned int *addr;
-	unsigned int rxstatus, lastrxlen;
-	char *pa;
-
-	/* RXBR is 1, data block was received */
-	if ((GET_EADDR (NETARM_ETH_GEN_STAT) & NETARM_ETH_GST_RXBR) == 0)
-		return 0;
-
-	/* get status register and the length of received block */
-	rxstatus = GET_EADDR (NETARM_ETH_RX_STAT);
-	rxlen = (rxstatus & NETARM_ETH_RXSTAT_SIZE) >> 16;
-
-	if (rxlen == 0)
-		return 0;
-
-	/* clear RXBR to make fifo available */
-	SET_EADDR (NETARM_ETH_GEN_STAT,
-		   GET_EADDR (NETARM_ETH_GEN_STAT) & ~NETARM_ETH_GST_RXBR);
-
-	/* clear TXBC to make fifo available */
-	/* According to NETARM50 data manual you just have to clear
-	   RXBR but that has no effect. Only after clearing TXBC the
-	   Fifo becomes readable. */
-	SET_EADDR (NETARM_ETH_GEN_STAT,
-		   GET_EADDR (NETARM_ETH_GEN_STAT) & ~NETARM_ETH_GST_TXBC);
-
-	addr = (unsigned int *) NetRxPackets[0];
-	pa = (char *) NetRxPackets[0];
-
-	/* read the fifo */
-	for (i = 0; i < rxlen / 4; i++) {
-		*addr = GET_EADDR (NETARM_ETH_FIFO_DAT1);
-		addr++;
-	}
-
-	if (GET_EADDR (NETARM_ETH_GEN_STAT) & NETARM_ETH_GST_RXREGR) {
-		/* RXFDB indicates wether the last word is 1,2,3 or 4 bytes long */
-		lastrxlen =
-			(GET_EADDR (NETARM_ETH_GEN_STAT) &
-			 NETARM_ETH_GST_RXFDB) >> 28;
-		*addr = GET_EADDR (NETARM_ETH_FIFO_DAT1);
-		switch (lastrxlen) {
-		case 1:
-			*addr &= 0xff000000;
-			break;
-		case 2:
-			*addr &= 0xffff0000;
-			break;
-		case 3:
-			*addr &= 0xffffff00;
-			break;
-		}
-	}
-
-	/* Pass the packet up to the protocol layers. */
-	NetReceive (NetRxPackets[0], rxlen);
-
-	return rxlen;
-}
-
-/* Send a data block via Ethernet. */
-extern int eth_send(void *packet, int length)
-{
-	int i, length32;
-	char *pa;
-	unsigned int *pa32, lastp = 0, rest;
-
-	pa = (char *) packet;
-	pa32 = (unsigned int *) packet;
-	length32 = length / 4;
-	rest = length % 4;
-
-	/* make sure there's no garbage in the last word */
-	switch (rest) {
-	case 0:
-		lastp = pa32[length32];
-		length32--;
-		break;
-	case 1:
-		lastp = pa32[length32] & 0x000000ff;
-		break;
-	case 2:
-		lastp = pa32[length32] & 0x0000ffff;
-		break;
-	case 3:
-		lastp = pa32[length32] & 0x00ffffff;
-		break;
-	}
-
-	/* write to the fifo */
-	for (i = 0; i < length32; i++)
-		SET_EADDR (NETARM_ETH_FIFO_DAT1, pa32[i]);
-
-	/* the last word is written to an extra register, this
-	   starts the transmission */
-	SET_EADDR (NETARM_ETH_FIFO_DAT2, lastp);
-
-	/* NETARM_ETH_TXSTAT_TXOK should be checked, to know if the transmission
-	   went fine. But we can't use the timer for a timeout loop because
-	   of it is used already in upper layers. So we just try some times. */
-	i = 0;
-	while (i < 50000) {
-		if ((GET_EADDR (NETARM_ETH_TX_STAT) & NETARM_ETH_TXSTAT_TXOK)
-		    == NETARM_ETH_TXSTAT_TXOK)
-			return 0;
-		i++;
-	}
-
-	printf ("eth_send timeout\n");
-	return 1;
-}
diff --git a/drivers/net/netarm_eth.h b/drivers/net/netarm_eth.h
deleted file mode 100644
index 8edab82..0000000
--- a/drivers/net/netarm_eth.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2003 IMMS gGmbH <www.imms.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * author(s): Thomas Elste, <info@elste.org>
- */
-
-#include <asm/types.h>
-#include <config.h>
-
-#ifdef CONFIG_DRIVER_NETARMETH
-
-#define SET_EADDR(ad,val) *(volatile unsigned int*)(ad + NETARM_ETH_MODULE_BASE) = val
-#define GET_EADDR(ad) (*(volatile unsigned int*)(ad + NETARM_ETH_MODULE_BASE))
-
-#define NA_MII_POLL_BUSY_DELAY 900
-
-/* MII negotiation timeout value
-   500 jiffies = 5 seconds */
-#define NA_MII_NEGOTIATE_DELAY 30
-
-/* Registers in the physical layer chip */
-#define MII_PHY_CONTROL		0
-#define MII_PHY_STATUS		1
-#define MII_PHY_ID              2
-#define MII_PHY_AUTONEGADV	4
-
-#endif /* CONFIG_DRIVER_NETARMETH */
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 8151d2e..b6d20f8 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -45,7 +45,6 @@ COBJS-$(CONFIG_IXP_SERIAL) += serial_ixp.o
 COBJS-$(CONFIG_KS8695_SERIAL) += serial_ks8695.o
 COBJS-$(CONFIG_MAX3100_SERIAL) += serial_max3100.o
 COBJS-$(CONFIG_MXC_UART) += serial_mxc.o
-COBJS-$(CONFIG_NETARM_SERIAL) += serial_netarm.o
 COBJS-$(CONFIG_PL010_SERIAL) += serial_pl01x.o
 COBJS-$(CONFIG_PL011_SERIAL) += serial_pl01x.o
 COBJS-$(CONFIG_PXA_SERIAL) += serial_pxa.o
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 44bb089..f5f43a6 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -105,7 +105,6 @@ serial_initfunc(ks8695_serial_initialize);
 serial_initfunc(lh7a40x_serial_initialize);
 serial_initfunc(max3100_serial_initialize);
 serial_initfunc(mxc_serial_initialize);
-serial_initfunc(netarm_serial_initialize);
 serial_initfunc(pl01x_serial_initialize);
 serial_initfunc(s3c44b0_serial_initialize);
 serial_initfunc(sa1100_serial_initialize);
@@ -201,7 +200,6 @@ void serial_initialize(void)
 	lh7a40x_serial_initialize();
 	max3100_serial_initialize();
 	mxc_serial_initialize();
-	netarm_serial_initialize();
 	pl01x_serial_initialize();
 	s3c44b0_serial_initialize();
 	sa1100_serial_initialize();
diff --git a/drivers/serial/serial_netarm.c b/drivers/serial/serial_netarm.c
deleted file mode 100644
index 44d7c50..0000000
--- a/drivers/serial/serial_netarm.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
- * Serial Port stuff - taken from Linux
- *
- * (C) Copyright 2002
- * MAZeT GmbH <www.mazet.de>
- * Stephan Linz <linz@mazet.de>, <linz@li-pro.net>
- *
- * (c) 2004
- * IMMS gGmbH <www.imms.de>
- * Thomas Elste <info@elste.org>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- */
-
-#include <common.h>
-#include <asm/hardware.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define PORTA	(*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTA))
-#if !defined(CONFIG_NETARM_NS7520)
-#define PORTB	(*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTB))
-#else
-#define PORTC	(*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTC))
-#endif
-
-/* wait until transmitter is ready for another character */
-#define TXWAITRDY(registers)							\
-{										\
-	ulong tmo = get_timer(0) + 1 * CONFIG_SYS_HZ;					\
-	while (((registers)->status_a & NETARM_SER_STATA_TX_RDY) == 0 )	{	\
-		if (get_timer(0) > tmo)						\
-			break;							\
-	}									\
-}
-
-
-volatile netarm_serial_channel_t *serial_reg_ch1 = get_serial_channel(0);
-volatile netarm_serial_channel_t *serial_reg_ch2 = get_serial_channel(1);
-
-extern void _netarm_led_FAIL1(void);
-
-/*
- * Setup both serial i/f with given baudrate
- */
-static void netarm_serial_setbrg(void)
-{
-	/* set 0 ... make sure pins are configured for serial */
-#if !defined(CONFIG_NETARM_NS7520)
-	PORTA = PORTB =
-		NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
-#else
-	PORTA = NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
-	PORTC = NETARM_GEN_PORT_CSF (0xef) | NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0);
-#endif
-
-	/* first turn em off */
-	serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a = 0;
-
-	/* clear match register, we don't need it */
-	serial_reg_ch1->rx_match = serial_reg_ch2->rx_match = 0;
-
-	/* setup bit rate generator and rx buffer gap timer (1 byte only) */
-	if ((gd->baudrate >= MIN_BAUD_RATE)
-	    && (gd->baudrate <= MAX_BAUD_RATE)) {
-		serial_reg_ch1->bitrate = serial_reg_ch2->bitrate =
-			NETARM_SER_BR_X16 (gd->baudrate);
-		serial_reg_ch1->rx_buf_timer = serial_reg_ch2->rx_buf_timer =
-			0;
-		serial_reg_ch1->rx_char_timer = serial_reg_ch2->rx_char_timer =
-			NETARM_SER_RXGAP (gd->baudrate);
-	} else {
-		hang ();
-	}
-
-	/* setup port mode */
-	serial_reg_ch1->ctrl_b = serial_reg_ch2->ctrl_b =
-		( NETARM_SER_CTLB_RCGT_EN |
-		  NETARM_SER_CTLB_UART_MODE);
-	serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a =
-		( NETARM_SER_CTLA_ENABLE |
-		  NETARM_SER_CTLA_P_NONE |
-		  /* see errata */
-		  NETARM_SER_CTLA_2STOP |
-		  NETARM_SER_CTLA_8BITS |
-		  NETARM_SER_CTLA_DTR_EN |
-		  NETARM_SER_CTLA_RTS_EN);
-}
-
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- */
-static int netarm_serial_init(void)
-{
-	serial_setbrg ();
-	return 0;
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void netarm_serial_putc(const char c)
-{
-	volatile unsigned char *fifo;
-
-	/* If \n, also do \r */
-	if (c == '\n')
-		serial_putc ('\r');
-
-	fifo = (volatile unsigned char *) &(serial_reg_ch1->fifo);
-	TXWAITRDY (serial_reg_ch1);
-	*fifo = c;
-}
-
-/*
- * Test of a single byte from the serial port. Returns 1 on success, 0
- * otherwise.
- */
-static int netarm_serial_tstc(void)
-{
-	return serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise.
- */
-static int netarm_serial_getc(void)
-{
-	unsigned int ch_uint;
-	volatile unsigned int *fifo;
-	volatile unsigned char *fifo_char = NULL;
-	int buf_count = 0;
-
-	while (!(serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY))
-		/* NOP */ ;
-
-	fifo = (volatile unsigned int *) &(serial_reg_ch1->fifo);
-	fifo_char = (unsigned char *) &ch_uint;
-	ch_uint = *fifo;
-
-	buf_count = NETARM_SER_STATA_RXFDB (serial_reg_ch1->status_a);
-	switch (buf_count) {
-	case NETARM_SER_STATA_RXFDB_4BYTES:
-		buf_count = 4;
-		break;
-	case NETARM_SER_STATA_RXFDB_3BYTES:
-		buf_count = 3;
-		break;
-	case NETARM_SER_STATA_RXFDB_2BYTES:
-		buf_count = 2;
-		break;
-	case NETARM_SER_STATA_RXFDB_1BYTES:
-		buf_count = 1;
-		break;
-	default:
-		/* panic, be never here */
-		break;
-	}
-
-	serial_reg_ch1->status_a |= NETARM_SER_STATA_RX_CLOSED;
-
-	return ch_uint & 0xff;
-}
-
-static struct serial_device netarm_serial_drv = {
-	.name	= "netarm_serial",
-	.start	= netarm_serial_init,
-	.stop	= NULL,
-	.setbrg	= netarm_serial_setbrg,
-	.putc	= netarm_serial_putc,
-	.puts	= default_serial_puts,
-	.getc	= netarm_serial_getc,
-	.tstc	= netarm_serial_tstc,
-};
-
-void netarm_serial_initialize(void)
-{
-	serial_register(&netarm_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
-	return &netarm_serial_drv;
-}