amazon: update amazon target to kernel 3.3

This is just compile tested, my device is currently not working.


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31706 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 711 deletions

diff --git a/target/linux/amazon/files/drivers/serial/amazon_asc.c b/target/linux/amazon/files/drivers/serial/amazon_asc.c
deleted file mode 100644
index 449208616..000000000
--- a/target/linux/amazon/files/drivers/serial/amazon_asc.c
+++ /dev/null
@@ -1,711 +0,0 @@
-/*
- *  Driver for AMAZONASC serial ports
- *
- *  Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
- *  Based on drivers/serial/serial_s3c2400.c
- *
- * 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
- *
- * Copyright (C) 2004 Infineon IFAP DC COM CPE
- * Copyright (C) 2007 Felix Fietkau <nbd@openwrt.org>
- * Copyright (C) 2007 John Crispin <blogic@openwrt.org>
- */
-
-#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/tty.h>
-#include <linux/tty_flip.h>
-#include <linux/major.h>
-#include <linux/string.h>
-#include <linux/fcntl.h>
-#include <linux/ptrace.h>
-#include <linux/ioport.h>
-#include <linux/mm.h>
-#include <linux/slab.h>
-#include <linux/init.h>
-#include <linux/circ_buf.h>
-#include <linux/serial.h>
-#include <linux/serial_core.h>
-#include <linux/console.h>
-#include <linux/sysrq.h>
-#include <linux/irq.h>
-#include <linux/platform_device.h>
-
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include <asm/bitops.h>
-#include <asm/amazon/amazon.h>
-#include <asm/amazon/irq.h>
-#include <asm/amazon/serial.h>
-
-#define PORT_AMAZONASC  111
-
-#include <linux/serial_core.h>
-
-#define UART_NR		1
-
-#define UART_DUMMY_UER_RX 1
-
-#define SERIAL_AMAZONASC_MAJOR	TTY_MAJOR
-#define CALLOUT_AMAZONASC_MAJOR	TTYAUX_MAJOR
-#define SERIAL_AMAZONASC_MINOR	64
-#define SERIAL_AMAZONASC_NR	UART_NR
-
-static void amazonasc_tx_chars(struct uart_port *port);
-static struct uart_port amazonasc_ports[UART_NR];
-static struct uart_driver amazonasc_reg;
-static unsigned int uartclk = 0;
-
-static void amazonasc_stop_tx(struct uart_port *port)
-{
-	/* fifo underrun shuts up after firing once */
-	return;
-}
-
-static void amazonasc_start_tx(struct uart_port *port)
-{
-	unsigned long flags;
-
-	local_irq_save(flags);
-	amazonasc_tx_chars(port);
-	local_irq_restore(flags);
-
-	return;
-}
-
-static void amazonasc_stop_rx(struct uart_port *port)
-{
-	/* clear the RX enable bit */
-	amazon_writel(ASCWHBCON_CLRREN, AMAZON_ASC_WHBCON);
-}
-
-static void amazonasc_enable_ms(struct uart_port *port)
-{
-	/* no modem signals */
-	return;
-}
-
-#include <linux/version.h>
-
-static void
-amazonasc_rx_chars(struct uart_port *port)
-{
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31))
-	struct tty_struct *tty = port->state->port.tty;
-#else
-	struct tty_struct *tty = port->info->port.tty;
-#endif
-	unsigned int ch = 0, rsr = 0, fifocnt;
-
-	fifocnt = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_RXFFLMASK;
-	while (fifocnt--)
-	{
-		u8 flag = TTY_NORMAL;
-		ch = amazon_readl(AMAZON_ASC_RBUF);
-		rsr = (amazon_readl(AMAZON_ASC_CON) & ASCCON_ANY) | UART_DUMMY_UER_RX;
-		tty_flip_buffer_push(tty);
-		port->icount.rx++;
-
-		/*
-		 * Note that the error handling code is
-		 * out of the main execution path
-		 */
-		if (rsr & ASCCON_ANY) {
-			if (rsr & ASCCON_PE) {
-				port->icount.parity++;
-				amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRPE, ASCWHBCON_CLRPE);
-			} else if (rsr & ASCCON_FE) {
-				port->icount.frame++;
-				amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLRFE, ASCWHBCON_CLRFE);
-			}
-			if (rsr & ASCCON_OE) {
-				port->icount.overrun++;
-				amazon_writel_masked(AMAZON_ASC_WHBCON, ASCWHBCON_CLROE, ASCWHBCON_CLROE);
-			}
-
-			rsr &= port->read_status_mask;
-
-			if (rsr & ASCCON_PE)
-				flag = TTY_PARITY;
-			else if (rsr & ASCCON_FE)
-				flag = TTY_FRAME;
-		}
-
-		if ((rsr & port->ignore_status_mask) == 0)
-			tty_insert_flip_char(tty, ch, flag);
-
-		if (rsr & ASCCON_OE)
-			/*
-			 * Overrun is special, since it's reported
-			 * immediately, and doesn't affect the current
-			 * character
-			 */
-			tty_insert_flip_char(tty, 0, TTY_OVERRUN);
-	}
-	if (ch != 0)
-		tty_flip_buffer_push(tty);
-
-	return;
-}
-
-
-static void amazonasc_tx_chars(struct uart_port *port)
-{
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 31))
-	struct circ_buf *xmit = &port->state->xmit;
-#else
-	struct circ_buf *xmit = &port->info->xmit;
-#endif
-
-	if (uart_tx_stopped(port)) {
-		amazonasc_stop_tx(port);
-		return;
-	}
-	
-	while (((amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK)
-			>> ASCFSTAT_TXFFLOFF) != AMAZONASC_TXFIFO_FULL)
-	{
-		if (port->x_char) {
-			amazon_writel(port->x_char, AMAZON_ASC_TBUF);
-			port->icount.tx++;
-			port->x_char = 0;
-			continue;
-		}
-
-		if (uart_circ_empty(xmit))
-			break;
-
-		amazon_writel(xmit->buf[xmit->tail], AMAZON_ASC_TBUF);
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-		port->icount.tx++;
-	}
-
-	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
-		uart_write_wakeup(port);
-}
-
-static irqreturn_t amazonasc_tx_int(int irq, void *port)
-{
-	amazon_writel(ASC_IRNCR_TIR, AMAZON_ASC_IRNCR1);
-	amazonasc_start_tx(port);
-
-	/* clear any pending interrupts */
-	amazon_writel_masked(AMAZON_ASC_WHBCON, 
-			(ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), 
-			(ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE));
-
-	return IRQ_HANDLED;
-}
-
-static irqreturn_t amazonasc_er_int(int irq, void *port)
-{
-	/* clear any pending interrupts */
-	amazon_writel_masked(AMAZON_ASC_WHBCON, 
-			(ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE), 
-			(ASCWHBCON_CLRPE | ASCWHBCON_CLRFE | ASCWHBCON_CLROE));
-	
-	return IRQ_HANDLED;
-}
-
-static irqreturn_t amazonasc_rx_int(int irq, void *port)
-{
-	amazon_writel(ASC_IRNCR_RIR, AMAZON_ASC_IRNCR1);
-	amazonasc_rx_chars((struct uart_port *) port);
-	return IRQ_HANDLED;
-}
-
-static u_int amazonasc_tx_empty(struct uart_port *port)
-{
-	int status;
-
-	/*
-	 * FSTAT tells exactly how many bytes are in the FIFO.
-	 * The question is whether we really need to wait for all
-	 * 16 bytes to be transmitted before reporting that the
-	 * transmitter is empty.
-	 */
-	status = amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK;
-	return status ? 0 : TIOCSER_TEMT;
-}
-
-static u_int amazonasc_get_mctrl(struct uart_port *port)
-{
-	/* no modem control signals - the readme says to pretend all are set */
-	return TIOCM_CTS|TIOCM_CAR|TIOCM_DSR;
-}
-
-static void amazonasc_set_mctrl(struct uart_port *port, u_int mctrl)
-{
-	/* no modem control - just return */
-	return;
-}
-
-static void amazonasc_break_ctl(struct uart_port *port, int break_state)
-{
-	/* no way to send a break */
-	return;
-}
-
-static int amazonasc_startup(struct uart_port *port)
-{
-	unsigned int con = 0;
-	unsigned long flags;
-	int retval;
-
-	/* this assumes: CON.BRS = CON.FDE = 0 */
-	if (uartclk == 0)
-		uartclk = amazon_get_fpi_hz();
-
-	amazonasc_ports[0].uartclk = uartclk;
-
-	local_irq_save(flags);
-
-	/* this setup was probably already done in u-boot */
-	/* ASC and GPIO Port 1 bits 3 and 4 share the same pins
-	 * P1.3 (RX) in, Alternate 10
-	 * P1.4 (TX) in, Alternate 10
-	 */
-	 amazon_writel_masked(AMAZON_GPIO_P1_DIR, 0x18, 0x10); 	//P1.4 output, P1.3 input
-	 amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL0, 0x18, 0x18); 		//ALTSETL0 11
-	 amazon_writel_masked(AMAZON_GPIO_P1_ALTSEL1, 0x18, 0);	 	//ALTSETL1 00
-	 amazon_writel_masked(AMAZON_GPIO_P1_OD, 0x18, 0x10);
-	
-	/* set up the CLC */
-	amazon_writel_masked(AMAZON_ASC_CLC, AMAZON_ASC_CLC_DISS, 0);
-	amazon_writel_masked(AMAZON_ASC_CLC, ASCCLC_RMCMASK, 1 << ASCCLC_RMCOFFSET);
-	
-	/* asynchronous mode */
-	con = ASCCON_M_8ASYNC | ASCCON_FEN | ASCCON_OEN | ASCCON_PEN;
-	
-	/* choose the line - there's only one */
-	amazon_writel(0, AMAZON_ASC_PISEL);
-	amazon_writel(((AMAZONASC_TXFIFO_FL << ASCTXFCON_TXFITLOFF) & ASCTXFCON_TXFITLMASK) | ASCTXFCON_TXFEN | ASCTXFCON_TXFFLU, 
-		AMAZON_ASC_TXFCON);
-	amazon_writel(((AMAZONASC_RXFIFO_FL << ASCRXFCON_RXFITLOFF) & ASCRXFCON_RXFITLMASK) | ASCRXFCON_RXFEN | ASCRXFCON_RXFFLU, 
-		AMAZON_ASC_RXFCON);
-	wmb();
-	
-	amazon_writel_masked(AMAZON_ASC_CON, con, con);
-
-	retval = request_irq(AMAZONASC_RIR, amazonasc_rx_int, 0, "asc_rx", port);
-	if (retval){
-		printk("failed to request amazonasc_rx_int\n");
-		return retval;
-	}
-	retval = request_irq(AMAZONASC_TIR, amazonasc_tx_int, 0, "asc_tx", port);
-	if (retval){
-		printk("failed to request amazonasc_tx_int\n");
-		goto err1;
-	}
-
-	retval = request_irq(AMAZONASC_EIR, amazonasc_er_int, 0, "asc_er", port);
-	if (retval){
-		printk("failed to request amazonasc_er_int\n");
-		goto err2;
-	}
-	
-	local_irq_restore(flags);
-	return 0;
-
-err2:
-	free_irq(AMAZONASC_TIR, port);
-	
-err1:
-	free_irq(AMAZONASC_RIR, port);
-	local_irq_restore(flags);
-	return retval;
-}
-
-static void amazonasc_shutdown(struct uart_port *port)
-{
-	free_irq(AMAZONASC_RIR, port);
-	free_irq(AMAZONASC_TIR, port);
-	free_irq(AMAZONASC_EIR, port);
-	/*
-	 * disable the baudrate generator to disable the ASC
-	 */
-	amazon_writel(0, AMAZON_ASC_CON);
-
-	/* flush and then disable the fifos */
-	amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFFLU, ASCRXFCON_RXFFLU);
-	amazon_writel_masked(AMAZON_ASC_RXFCON, ASCRXFCON_RXFEN, 0);
-	amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFFLU, ASCTXFCON_TXFFLU);
-	amazon_writel_masked(AMAZON_ASC_TXFCON, ASCTXFCON_TXFEN, 0);
-}
-
-static void amazonasc_set_termios(struct uart_port *port, struct ktermios *new, struct ktermios *old)
-{
-	unsigned int cflag;
-	unsigned int iflag;
-	unsigned int baud, quot;
-	unsigned int con = 0;
-	unsigned long flags;
-
-	cflag = new->c_cflag;
-	iflag = new->c_iflag;
-
-	/* byte size and parity */
-	switch (cflag & CSIZE) {
-	/* 7 bits are always with parity */
-	case CS7: con = ASCCON_M_7ASYNCPAR; break;
-	/* the ASC only suports 7 and 8 bits */
-	case CS5:
-	case CS6:
-	default:
-		if (cflag & PARENB)
-			con = ASCCON_M_8ASYNCPAR;
-		else
-			con = ASCCON_M_8ASYNC;
-		break;
-	}
-	if (cflag & CSTOPB)
-		con |= ASCCON_STP;
-	if (cflag & PARENB) {
-		if (!(cflag & PARODD))
-			con &= ~ASCCON_ODD;
-		else
-			con |= ASCCON_ODD;
-	}
-
-	port->read_status_mask = ASCCON_OE;
-	if (iflag & INPCK)
-		port->read_status_mask |= ASCCON_FE | ASCCON_PE;
-	
-	port->ignore_status_mask = 0;
-	if (iflag & IGNPAR)
-		port->ignore_status_mask |= ASCCON_FE | ASCCON_PE;
-	
-	if (iflag & IGNBRK) {
-		/*
-		 * If we're ignoring parity and break indicators,
-		 * ignore overruns too (for real raw support).
-		 */
-		if (iflag & IGNPAR)
-			port->ignore_status_mask |= ASCCON_OE;
-	}
-
-	/*
-	 * Ignore all characters if CREAD is not set.
-	 */
-	if ((cflag & CREAD) == 0)
-		port->ignore_status_mask |= UART_DUMMY_UER_RX;
-
-	/* set error signals  - framing, parity  and overrun */
-	con |= ASCCON_FEN;
-	con |= ASCCON_OEN;
-	con |= ASCCON_PEN;
-	/* enable the receiver */
-	con |= ASCCON_REN;
-
-	/* block the IRQs */
-	local_irq_save(flags);
-
-	/* set up CON */
-	amazon_writel(con, AMAZON_ASC_CON);
-
-	/* Set baud rate - take a divider of 2 into account */
-    baud = uart_get_baud_rate(port, new, old, 0, port->uartclk/16);
-	quot = uart_get_divisor(port, baud);
-	quot = quot/2 - 1;
-
-	/* the next 3 probably already happened when we set CON above */
-	/* disable the baudrate generator */
-	amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, 0);
-	/* make sure the fractional divider is off */
-	amazon_writel_masked(AMAZON_ASC_CON, ASCCON_FDE, 0);
-	/* set up to use divisor of 2 */
-	amazon_writel_masked(AMAZON_ASC_CON, ASCCON_BRS, 0);
-	/* now we can write the new baudrate into the register */
-	amazon_writel(quot, AMAZON_ASC_BTR);
-	/* turn the baudrate generator back on */
-	amazon_writel_masked(AMAZON_ASC_CON, ASCCON_R, ASCCON_R);
-
-	local_irq_restore(flags);
-}
-
-static const char *amazonasc_type(struct uart_port *port)
-{
-	return port->type == PORT_AMAZONASC ? "AMAZONASC" : NULL;
-}
-
-/*
- * Release the memory region(s) being used by 'port'
- */
-static void amazonasc_release_port(struct uart_port *port)
-{
-	return;
-}
-
-/*
- * Request the memory region(s) being used by 'port'
- */
-static int amazonasc_request_port(struct uart_port *port)
-{
-	return 0;
-}
-
-/*
- * Configure/autoconfigure the port.
- */
-static void amazonasc_config_port(struct uart_port *port, int flags)
-{
-	if (flags & UART_CONFIG_TYPE) {
-		port->type = PORT_AMAZONASC;
-		amazonasc_request_port(port);
-	}
-}
-
-/*
- * verify the new serial_struct (for TIOCSSERIAL).
- */
-static int amazonasc_verify_port(struct uart_port *port, struct serial_struct *ser)
-{
-	int ret = 0;
-	if (ser->type != PORT_UNKNOWN && ser->type != PORT_AMAZONASC)
-		ret = -EINVAL;
-	if (ser->irq < 0 || ser->irq >= NR_IRQS)
-		ret = -EINVAL;
-	if (ser->baud_base < 9600)
-		ret = -EINVAL;
-	return ret;
-}
-
-static struct uart_ops amazonasc_pops = {
-	.tx_empty =		amazonasc_tx_empty,
-	.set_mctrl =	amazonasc_set_mctrl,
-	.get_mctrl =	amazonasc_get_mctrl,
-	.stop_tx =		amazonasc_stop_tx,
-	.start_tx =		amazonasc_start_tx,
-	.stop_rx =		amazonasc_stop_rx,
-	.enable_ms =	amazonasc_enable_ms,
-	.break_ctl =	amazonasc_break_ctl,
-	.startup =		amazonasc_startup,
-	.shutdown =		amazonasc_shutdown,
-	.set_termios =	amazonasc_set_termios,
-	.type =			amazonasc_type,
-	.release_port =	amazonasc_release_port,
-	.request_port =	amazonasc_request_port,
-	.config_port =	amazonasc_config_port,
-	.verify_port =	amazonasc_verify_port,
-};
-
-static struct uart_port amazonasc_ports[UART_NR] = {
-	{
-		membase:	(void *)AMAZON_ASC,
-		mapbase:	AMAZON_ASC,
-		iotype:		SERIAL_IO_MEM,
-		irq:		AMAZONASC_RIR, /* RIR */
-		uartclk:	0, /* filled in dynamically */
-		fifosize:	16,
-		unused:		{ AMAZONASC_TIR, AMAZONASC_EIR}, /* xmit/error/xmit-buffer-empty IRQ */
-		type:		PORT_AMAZONASC,
-		ops:		&amazonasc_pops,
-		flags:		ASYNC_BOOT_AUTOCONF,
-	},
-};
-
-static void amazonasc_console_write(struct console *co, const char *s, u_int count)
-{
-	int i, fifocnt;
-	unsigned long flags;
-	local_irq_save(flags);
-	for (i = 0; i < count;)
-	{
-		/* wait until the FIFO is not full */
-		do
-		{
-			fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) & ASCFSTAT_TXFFLMASK)
-					>> ASCFSTAT_TXFFLOFF;
-		} while (fifocnt == AMAZONASC_TXFIFO_FULL);
-		if (s[i] == '\0')
-		{
-			break;
-		}
-		if (s[i] == '\n')
-		{
-			amazon_writel('\r', AMAZON_ASC_TBUF);
-			do
-			{
-				fifocnt = (amazon_readl(AMAZON_ASC_FSTAT) &
-				ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF;
-			} while (fifocnt == AMAZONASC_TXFIFO_FULL);
-		}
-		amazon_writel(s[i], AMAZON_ASC_TBUF);
-		i++;
-	} 
-
-	local_irq_restore(flags);
-}
-
-static void __init
-amazonasc_console_get_options(struct uart_port *port, int *baud, int *parity, int *bits)
-{
-	u_int lcr_h;
-
-	lcr_h = amazon_readl(AMAZON_ASC_CON);
-	/* do this only if the ASC is turned on */
-	if (lcr_h & ASCCON_R) {
-		u_int quot, div, fdiv, frac;
-
-		*parity = 'n';
-		if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR ||
-		            (lcr_h & ASCCON_MODEMASK) == ASCCON_M_8ASYNCPAR) {
-			if (lcr_h & ASCCON_ODD)
-				*parity = 'o';
-			else
-				*parity = 'e';
-		}
-
-		if ((lcr_h & ASCCON_MODEMASK) == ASCCON_M_7ASYNCPAR)
-			*bits = 7;
-		else
-			*bits = 8;
-
-		quot = amazon_readl(AMAZON_ASC_BTR) + 1;
-		
-		/* this gets hairy if the fractional divider is used */
-		if (lcr_h & ASCCON_FDE)
-		{
-			div = 1;
-			fdiv = amazon_readl(AMAZON_ASC_FDV);
-			if (fdiv == 0)
-				fdiv = 512;
-			frac = 512;
-		}
-		else
-		{
-			div = lcr_h & ASCCON_BRS ? 3 : 2;
-			fdiv = frac = 1;
-		}
-		/*
-		 * This doesn't work exactly because we use integer
-		 * math to calculate baud which results in rounding
-		 * errors when we try to go from quot -> baud !!
-		 * Try to make this work for both the fractional divider
-		 * and the simple divider. Also try to avoid rounding
-		 * errors using integer math.
-		 */
-		
-		*baud = frac * (port->uartclk / (div * 512 * 16 * quot));
-		if (*baud > 1100 && *baud < 2400)
-			*baud = 1200;
-		if (*baud > 2300 && *baud < 4800)
-			*baud = 2400;
-		if (*baud > 4700 && *baud < 9600)
-			*baud = 4800;
-		if (*baud > 9500 && *baud < 19200)
-			*baud = 9600;
-		if (*baud > 19000 && *baud < 38400)
-			*baud = 19200;
-		if (*baud > 38400 && *baud < 57600)
-			*baud = 38400;
-		if (*baud > 57600 && *baud < 115200)
-			*baud = 57600;
-		if (*baud > 115200 && *baud < 230400)
-			*baud = 115200;
-	}
-}
-
-static int __init amazonasc_console_setup(struct console *co, char *options)
-{
-	struct uart_port *port;
-	int baud = 115200;
-	int bits = 8;
-	int parity = 'n';
-	int flow = 'n';
-
-	/* this assumes: CON.BRS = CON.FDE = 0 */
-	if (uartclk == 0)
-		uartclk = amazon_get_fpi_hz();
-	co->index = 0;	
-	port = &amazonasc_ports[0];
-	amazonasc_ports[0].uartclk = uartclk;
-	amazonasc_ports[0].type = PORT_AMAZONASC;
-
-	if (options){
-		uart_parse_options(options, &baud, &parity, &bits, &flow);
-	}
-
-	return uart_set_options(port, co, baud, parity, bits, flow);
-}
-
-static struct uart_driver amazonasc_reg;
-static struct console amazonasc_console = {
-	name:		"ttyS",
-	write:		amazonasc_console_write,
-	device:		uart_console_device,
-	setup:		amazonasc_console_setup,
-	flags:		CON_PRINTBUFFER,
-	index:		-1,
-	data:		&amazonasc_reg,
-};
-
-static struct uart_driver amazonasc_reg = {
-	.owner =			THIS_MODULE,
-	.driver_name = 		"serial",
-	.dev_name =			"ttyS",
-	.major =			TTY_MAJOR,
-	.minor =			64,
-	.nr =				UART_NR,
-	.cons =				&amazonasc_console,
-};
-
-static int __init amazon_asc_probe(struct platform_device *dev)
-{
-	unsigned char res;
-	uart_register_driver(&amazonasc_reg);
-	res = uart_add_one_port(&amazonasc_reg, &amazonasc_ports[0]);
-	return res;
-}
-
-static int amazon_asc_remove(struct platform_device *dev)
-{
-	uart_unregister_driver(&amazonasc_reg);
-	return 0;
-}
-
-static struct platform_driver amazon_asc_driver = {
-	.probe = amazon_asc_probe,
-	.remove = amazon_asc_remove,
-	.driver = {
-		.name = "amazon_asc",
-		.owner = THIS_MODULE,
-	},
-};
-
-static int __init amazon_asc_init(void)
-{
-	int ret = platform_driver_register(&amazon_asc_driver);
-	if (ret)
-		printk(KERN_WARNING "amazon_asc: error registering platfom driver!\n");
-	return ret;
-}
-
-static void __exit amazon_asc_cleanup(void)
-{
-	platform_driver_unregister(&amazon_asc_driver);
-}
-
-module_init(amazon_asc_init);
-module_exit(amazon_asc_cleanup);
-
-MODULE_AUTHOR("Gary Jennejohn, Felix Fietkau, John Crispin");
-MODULE_DESCRIPTION("MIPS AMAZONASC serial port driver");
-MODULE_LICENSE("GPL");
-