etrax: dump to 2.6.29

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15260 3c298f89-4303-0410-b956-a3cf2f4a3e73

7 files changed, 530 insertions, 0 deletions

diff --git a/target/linux/etrax/patches-2.6.29/100-cris-makefiles.patch b/target/linux/etrax/patches-2.6.29/100-cris-makefiles.patch
new file mode 100644
index 0000000000..6495c4957f
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/100-cris-makefiles.patch
@@ -0,0 +1,55 @@
+diff -urN linux-2.6.28.clean/arch/cris/Makefile linux-2.6.28.mod/arch/cris/Makefile
+--- linux-2.6.28.clean/arch/cris/Makefile	2008-12-25 00:26:37.000000000 +0100
++++ linux-2.6.28.mod/arch/cris/Makefile	2009-04-07 11:52:30.000000000 +0200
+@@ -40,7 +40,7 @@
+ 
+ LD = $(CROSS_COMPILE)ld -mcrislinux
+ 
+-OBJCOPYFLAGS := -O binary -R .note -R .comment -S
++OBJCOPYFLAGS := -O binary -R .bss -R .note -R .note.gnu.build-id -R .comment -S
+ 
+ CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
+ 
+diff -urN linux-2.6.28.clean/arch/cris/arch-v10/boot/Makefile linux-2.6.28.mod/arch/cris/arch-v10/boot/Makefile
+--- linux-2.6.28.clean/arch/cris/arch-v10/boot/Makefile	2008-12-25 00:26:37.000000000 +0100
++++ linux-2.6.28.mod/arch/cris/arch-v10/boot/Makefile	2009-04-07 11:55:01.000000000 +0200
+@@ -2,8 +2,6 @@
+ # arch/cris/arch-v10/boot/Makefile
+ #
+ 
+-OBJCOPYFLAGS = -O binary --remove-section=.bss
+-
+ subdir- := compressed rescue
+ targets := Image
+ 
+@@ -13,7 +11,7 @@
+ 
+ $(obj)/compressed/vmlinux: $(obj)/Image FORCE
+ 	$(Q)$(MAKE) $(build)=$(obj)/compressed $@
+-	$(Q)$(MAKE) $(build)=$(obj)/rescue $(obj)/rescue/rescue.bin
++#	$(Q)$(MAKE) $(build)=$(obj)/rescue $(obj)/rescue/rescue.bin
+ 
+ $(obj)/zImage:  $(obj)/compressed/vmlinux
+ 	@cp $< $@
+diff -urN linux-2.6.28.clean/arch/cris/arch-v10/boot/compressed/Makefile linux-2.6.28.mod/arch/cris/arch-v10/boot/compressed/Makefile
+--- linux-2.6.28.clean/arch/cris/arch-v10/boot/compressed/Makefile	2008-12-25 00:26:37.000000000 +0100
++++ linux-2.6.28.mod/arch/cris/arch-v10/boot/compressed/Makefile	2009-04-07 11:53:02.000000000 +0200
+@@ -6,7 +6,6 @@
+ ccflags-y += -O2 $(LINUXINCLUDE)
+ ldflags-y += -T $(srctree)/$(src)/decompress.lds
+ OBJECTS = $(obj)/head.o $(obj)/misc.o
+-OBJCOPYFLAGS = -O binary --remove-section=.bss
+ 
+ quiet_cmd_image = BUILD   $@
+ cmd_image = cat $(obj)/decompress.bin $(obj)/piggy.gz > $@
+diff -urN linux-2.6.28.clean/arch/cris/arch-v10/boot/rescue/Makefile linux-2.6.28.mod/arch/cris/arch-v10/boot/rescue/Makefile
+--- linux-2.6.28.clean/arch/cris/arch-v10/boot/rescue/Makefile	2008-12-25 00:26:37.000000000 +0100
++++ linux-2.6.28.mod/arch/cris/arch-v10/boot/rescue/Makefile	2009-04-07 11:53:09.000000000 +0200
+@@ -5,7 +5,6 @@
+ ccflags-y += -O2 $(LINUXINCLUDE)
+ asflags-y += $(LINUXINCLUDE)
+ ldflags-y += -T $(srctree)/$(src)/rescue.lds
+-OBJCOPYFLAGS = -O binary --remove-section=.bss
+ obj-$(CONFIG_ETRAX_AXISFLASHMAP) = head.o
+ OBJECT := $(obj)/head.o
+ 
diff --git a/target/linux/etrax/patches-2.6.29/200-samsung_flash.patch b/target/linux/etrax/patches-2.6.29/200-samsung_flash.patch
new file mode 100644
index 0000000000..5df6590fa7
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/200-samsung_flash.patch
@@ -0,0 +1,13 @@
+Index: linux-2.6.28.2/drivers/mtd/chips/cfi_cmdset_0002.c
+===================================================================
+--- linux-2.6.28.2.orig/drivers/mtd/chips/cfi_cmdset_0002.c	2009-02-04 13:42:19.000000000 +0100
++++ linux-2.6.28.2/drivers/mtd/chips/cfi_cmdset_0002.c	2009-02-04 13:44:11.000000000 +0100
+@@ -364,7 +364,7 @@
+ 			return NULL;
+ 		}
+ 
+-		if (extp->MajorVersion != '1' ||
++		if (extp->MajorVersion < '1' || extp->MajorVersion > '3' ||
+ 		    (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+ 		        if (cfi->mfr == MANUFACTURER_SAMSUNG &&
+ 			    (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
diff --git a/target/linux/etrax/patches-2.6.29/201-flashsize.patch b/target/linux/etrax/patches-2.6.29/201-flashsize.patch
new file mode 100644
index 0000000000..e825acf1f7
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/201-flashsize.patch
@@ -0,0 +1,92 @@
+Index: linux-2.6.28.2/arch/cris/arch-v10/drivers/axisflashmap.c
+===================================================================
+--- linux-2.6.28.2.orig/arch/cris/arch-v10/drivers/axisflashmap.c	2009-02-04 13:49:34.000000000 +0100
++++ linux-2.6.28.2/arch/cris/arch-v10/drivers/axisflashmap.c	2009-02-04 13:55:30.000000000 +0100
+@@ -113,7 +113,7 @@
+ 
+ /* If no partition-table was found, we use this default-set. */
+ #define MAX_PARTITIONS         7
+-#define NUM_DEFAULT_PARTITIONS 3
++#define NUM_DEFAULT_PARTITIONS 2
+ 
+ /*
+  * Default flash size is 2MB. CONFIG_ETRAX_PTABLE_SECTOR is most likely the
+@@ -122,19 +122,14 @@
+  */
+ static struct mtd_partition axis_default_partitions[NUM_DEFAULT_PARTITIONS] = {
+ 	{
+-		.name = "boot firmware",
+-		.size = CONFIG_ETRAX_PTABLE_SECTOR,
+-		.offset = 0
+-	},
+-	{
+ 		.name = "kernel",
+-		.size = 0x200000 - (6 * CONFIG_ETRAX_PTABLE_SECTOR),
+-		.offset = CONFIG_ETRAX_PTABLE_SECTOR
++		.size = 0x00,
++		.offset = 0
+ 	},
+ 	{
+-		.name = "filesystem",
+-		.size = 5 * CONFIG_ETRAX_PTABLE_SECTOR,
+-		.offset = 0x200000 - (5 * CONFIG_ETRAX_PTABLE_SECTOR)
++		.name = "rootfs",
++		.size = 0x200000,
++		.offset = 0x200000
+ 	}
+ };
+ 
+@@ -281,6 +276,11 @@
+ 	struct partitiontable_entry *ptable;
+ 	int use_default_ptable = 1; /* Until proven otherwise. */
+ 	const char pmsg[] = "  /dev/flash%d at 0x%08x, size 0x%08x\n";
++	unsigned int kernel_part_size = 0;
++	unsigned char *flash_mem = (unsigned char*)(FLASH_CACHED_ADDR);
++	unsigned int flash_scan_count = 0;
++	const char *part_magic = "ACME_PART_MAGIC";
++	unsigned int magic_len = strlen(part_magic);
+ 
+ 	if (!(mymtd = flash_probe())) {
+ 		/* There's no reason to use this module if no flash chip can
+@@ -293,6 +293,31 @@
+ 		axisflash_mtd = mymtd;
+ 	}
+ 
++	/* scan flash to findout where out partition starts */
++	
++	printk(KERN_INFO "Scanning flash for end of kernel magic\n");
++	for(flash_scan_count = 0; flash_scan_count < 100000; flash_scan_count++) {
++		if(strncmp(&flash_mem[flash_scan_count], part_magic, magic_len - 1) == 0) {
++			kernel_part_size = flash_mem[flash_scan_count + magic_len ];
++			kernel_part_size <<= 8;
++			kernel_part_size += flash_mem[flash_scan_count + magic_len + 2];
++			kernel_part_size <<= 8;
++			kernel_part_size += flash_mem[flash_scan_count + magic_len + 1];
++			kernel_part_size <<= 8;
++			kernel_part_size += flash_mem[flash_scan_count + magic_len + 3];
++			printk(KERN_INFO "Kernel ends at 0x%.08X\n", kernel_part_size);
++			flash_scan_count = 1100000;
++		}
++	}
++	
++	
++	if(kernel_part_size){
++		kernel_part_size = (kernel_part_size & 0xffff0000);
++		axis_default_partitions[0].size = kernel_part_size;
++		axis_default_partitions[1].size =  mymtd->size - axis_default_partitions[0].size;
++		axis_default_partitions[1].offset = axis_default_partitions[0].size;
++	}
++
+ 	if (mymtd) {
+ 		mymtd->owner = THIS_MODULE;
+ 		ptable_head = (struct partitiontable_head *)(FLASH_CACHED_ADDR +
+Index: linux-2.6.28.2/arch/cris/arch-v10/lib/hw_settings.S
+===================================================================
+--- linux-2.6.28.2.orig/arch/cris/arch-v10/lib/hw_settings.S	2009-02-04 13:48:25.000000000 +0100
++++ linux-2.6.28.2/arch/cris/arch-v10/lib/hw_settings.S	2009-02-04 13:49:04.000000000 +0100
+@@ -60,3 +60,5 @@
+ 	.dword R_PORT_PB_SET
+ 	.dword PB_SET_VALUE
+ 	.dword 0 ; No more register values
++	.ascii "ACME_PART_MAGIC" 
++	.dword 0xdeadc0de
diff --git a/target/linux/etrax/patches-2.6.29/300-sysfs.patch b/target/linux/etrax/patches-2.6.29/300-sysfs.patch
new file mode 100644
index 0000000000..9f415b4a82
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/300-sysfs.patch
@@ -0,0 +1,43 @@
+--- a/drivers/serial/crisv10.c
++++ b/drivers/serial/crisv10.c
+@@ -27,6 +27,7 @@ static char *serial_version = "$Revision
+ #include <linux/kernel.h>
+ #include <linux/mutex.h>
+ #include <linux/bitops.h>
++#include <linux/device.h>
+ 
+ #include <asm/io.h>
+ #include <asm/irq.h>
+@@ -4384,6 +4385,7 @@ static const struct tty_operations rs_op
+ 	.tiocmset = rs_tiocmset
+ };
+ 
++static struct class *rs_class;
+ static int __init
+ rs_init(void)
+ {
+@@ -4518,6 +4520,24 @@ rs_init(void)
+ #endif
+ #endif /* CONFIG_SVINTO_SIM */
+ 
++	rs_class = class_create(THIS_MODULE, "rs_tty");
++#ifdef CONFIG_ETRAX_SERIAL_PORT0 
++	device_create(rs_class, NULL,
++		MKDEV(TTY_MAJOR, 64), NULL, "ttyS0");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT1 
++	device_create(rs_class, NULL,
++		MKDEV(TTY_MAJOR, 65), NULL, "ttyS1");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT2 
++	device_create(rs_class, NULL,
++		MKDEV(TTY_MAJOR, 66), NULL, "ttyS2");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT3 
++	device_create(rs_class, NULL,
++		MKDEV(TTY_MAJOR, 67), NULL, "ttyS3");
++#endif
++
+ 	return 0;
+ }
+ 
diff --git a/target/linux/etrax/patches-2.6.29/400-Kconfig_source.patch b/target/linux/etrax/patches-2.6.29/400-Kconfig_source.patch
new file mode 100644
index 0000000000..d0fdbf5897
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/400-Kconfig_source.patch
@@ -0,0 +1,17 @@
+Index: linux-2.6.28.9/arch/cris/Kconfig
+===================================================================
+--- linux-2.6.28.9.orig/arch/cris/Kconfig	2009-03-23 22:55:52.000000000 +0100
++++ linux-2.6.28.9/arch/cris/Kconfig	2009-04-08 16:53:30.000000000 +0200
+@@ -662,6 +662,12 @@
+ 
+ source "drivers/ide/Kconfig"
+ 
++source "drivers/scsi/Kconfig"
++
++source "drivers/media/Kconfig"
++
++source "sound/Kconfig"
++
+ source "drivers/net/Kconfig"
+ 
+ source "drivers/i2c/Kconfig"
diff --git a/target/linux/etrax/patches-2.6.29/500-i2c_gvc.patch b/target/linux/etrax/patches-2.6.29/500-i2c_gvc.patch
new file mode 100644
index 0000000000..7eed8b2a71
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/500-i2c_gvc.patch
@@ -0,0 +1,45 @@
+Index: linux-2.6.25.20/arch/cris/arch-v10/drivers/Kconfig
+===================================================================
+--- linux-2.6.25.20.orig/arch/cris/arch-v10/drivers/Kconfig	2009-02-09 09:30:40.000000000 +0100
++++ linux-2.6.25.20/arch/cris/arch-v10/drivers/Kconfig	2009-02-09 21:23:12.000000000 +0100
+@@ -450,11 +450,18 @@
+ 	  i2c_arg = I2C_READARG(STA013_READ_ADDR, reg);
+ 	  val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg);
+ 
++config ETRAX_I2C_GVC
++	bool "I2C GVC support"
++	depends on ETRAX_ARCH_V10 && !ETRAX_I2C
++	select ETRAX_I2C_USES_PB_NOT_PB_I2C
++	help
++	  Enables an I2C driver with Geert Vancompernolle improvement.
++
+ # this is true for most products since PB-I2C seems to be somewhat
+ # flawed..
+ config ETRAX_I2C_USES_PB_NOT_PB_I2C
+ 	bool "I2C uses PB not PB-I2C"
+-	depends on ETRAX_I2C
++	depends on ETRAX_I2C || ETRAX_I2C_GVC
+ 	help
+ 	  Select whether to use the special I2C mode in the PB I/O register or
+ 	  not.  This option needs to be selected in order to use some drivers
+@@ -478,7 +485,7 @@
+ 
+ config ETRAX_I2C_EEPROM
+ 	bool "I2C EEPROM (non-volatile RAM) support"
+-	depends on ETRAX_I2C
++	depends on ETRAX_I2C || ETRAX_I2C_GVC
+ 	help
+ 	  Enables I2C EEPROM (non-volatile RAM) on PB0 and PB1 using the I2C
+ 	  driver.  Select size option: Probed, 2k, 8k, 16k.
+Index: linux-2.6.25.20/arch/cris/arch-v10/drivers/Makefile
+===================================================================
+--- linux-2.6.25.20.orig/arch/cris/arch-v10/drivers/Makefile	2009-02-09 09:30:41.000000000 +0100
++++ linux-2.6.25.20/arch/cris/arch-v10/drivers/Makefile	2009-02-09 09:35:39.000000000 +0100
+@@ -4,6 +4,7 @@
+ 
+ obj-$(CONFIG_ETRAX_AXISFLASHMAP)	+= axisflashmap.o
+ obj-$(CONFIG_ETRAX_I2C)			+= i2c.o
++obj-$(CONFIG_ETRAX_I2C_GVC)		+= i2c_gvc.o
+ obj-$(CONFIG_ETRAX_I2C_EEPROM)		+= eeprom.o
+ obj-$(CONFIG_ETRAX_GPIO)		+= gpio.o
+ obj-$(CONFIG_ETRAX_DS1302)		+= ds1302.o
diff --git a/target/linux/etrax/patches-2.6.29/600-fix_serial_cris.patch b/target/linux/etrax/patches-2.6.29/600-fix_serial_cris.patch
new file mode 100644
index 0000000000..7ac24a474b
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.29/600-fix_serial_cris.patch
@@ -0,0 +1,265 @@
+Index: linux-2.6.28.9/drivers/serial/crisv10.c
+===================================================================
+--- linux-2.6.28.9.orig/drivers/serial/crisv10.c	2009-04-10 12:58:18.000000000 +0200
++++ linux-2.6.28.9/drivers/serial/crisv10.c	2009-04-10 12:58:22.000000000 +0200
+@@ -28,12 +28,15 @@
+ #include <linux/mutex.h>
+ #include <linux/bitops.h>
+ #include <linux/device.h>
++#include <linux/seq_file.h>
++#include <linux/delay.h>
++#include <linux/module.h>
++#include <linux/uaccess.h>
++#include <linux/io.h>
+ 
+-#include <asm/io.h>
+ #include <asm/irq.h>
+ #include <asm/dma.h>
+ #include <asm/system.h>
+-#include <linux/delay.h>
+ 
+ #include <arch/svinto.h>
+ 
+@@ -457,7 +460,6 @@
+ 
+ #define NR_PORTS (sizeof(rs_table)/sizeof(struct e100_serial))
+ 
+-static struct ktermios *serial_termios[NR_PORTS];
+ #ifdef CONFIG_ETRAX_SERIAL_FAST_TIMER
+ static struct fast_timer fast_timers[NR_PORTS];
+ #endif
+@@ -4221,151 +4223,132 @@
+ 	return 0;
+ }
+ 
++#ifdef CONFIG_PROC_FS
+ /*
+  * /proc fs routines....
+  */
+ 
+-static int line_info(char *buf, struct e100_serial *info)
++static void seq_line_info(struct seq_file *m, struct e100_serial *info)
+ {
+-	char	stat_buf[30];
+-	int	ret;
+ 	unsigned long tmp;
+ 
+-	ret = sprintf(buf, "%d: uart:E100 port:%lX irq:%d",
+-		      info->line, (unsigned long)info->ioport, info->irq);
++	seq_printf(m, "%d: uart:E100 port:%lX irq:%d",
++		   info->line, (unsigned long)info->ioport, info->irq);
+ 
+ 	if (!info->ioport || (info->type == PORT_UNKNOWN)) {
+-		ret += sprintf(buf+ret, "\n");
+-		return ret;
++		seq_printf(m, "\n");
++		return;
+ 	}
+ 
+-	stat_buf[0] = 0;
+-	stat_buf[1] = 0;
+-	if (!E100_RTS_GET(info))
+-		strcat(stat_buf, "|RTS");
+-	if (!E100_CTS_GET(info))
+-		strcat(stat_buf, "|CTS");
+-	if (!E100_DTR_GET(info))
+-		strcat(stat_buf, "|DTR");
+-	if (!E100_DSR_GET(info))
+-		strcat(stat_buf, "|DSR");
+-	if (!E100_CD_GET(info))
+-		strcat(stat_buf, "|CD");
+-	if (!E100_RI_GET(info))
+-		strcat(stat_buf, "|RI");
+-
+-	ret += sprintf(buf+ret, " baud:%d", info->baud);
+-
+-	ret += sprintf(buf+ret, " tx:%lu rx:%lu",
++	seq_printf(m, " baud:%d", info->baud);
++	seq_printf(m, " tx:%lu rx:%lu",
+ 		       (unsigned long)info->icount.tx,
+ 		       (unsigned long)info->icount.rx);
+ 	tmp = CIRC_CNT(info->xmit.head, info->xmit.tail, SERIAL_XMIT_SIZE);
+-	if (tmp) {
+-		ret += sprintf(buf+ret, " tx_pend:%lu/%lu",
+-			       (unsigned long)tmp,
+-			       (unsigned long)SERIAL_XMIT_SIZE);
+-	}
+-
+-	ret += sprintf(buf+ret, " rx_pend:%lu/%lu",
+-		       (unsigned long)info->recv_cnt,
+-		       (unsigned long)info->max_recv_cnt);
++	if (tmp)
++		seq_printf(m, " tx_pend:%lu/%lu",
++			   (unsigned long)tmp,
++			   (unsigned long)SERIAL_XMIT_SIZE);
++
++	seq_printf(m, " rx_pend:%lu/%lu",
++		   (unsigned long)info->recv_cnt,
++		   (unsigned long)info->max_recv_cnt);
+ 
+ #if 1
+ 	if (info->port.tty) {
+-
+ 		if (info->port.tty->stopped)
+-			ret += sprintf(buf+ret, " stopped:%i",
+-				       (int)info->port.tty->stopped);
++			seq_printf(m, " stopped:%i",
++				   (int)info->port.tty->stopped);
+ 		if (info->port.tty->hw_stopped)
+-			ret += sprintf(buf+ret, " hw_stopped:%i",
+-				       (int)info->port.tty->hw_stopped);
++			seq_printf(m, " hw_stopped:%i",
++				   (int)info->port.tty->hw_stopped);
+ 	}
+ 
+ 	{
+ 		unsigned char rstat = info->ioport[REG_STATUS];
+-		if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) )
+-			ret += sprintf(buf+ret, " xoff_detect:1");
++		if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect))
++			seq_printf(m, " xoff_detect:1");
+ 	}
+ 
+ #endif
+ 
+-
+-
+-
+ 	if (info->icount.frame)
+-		ret += sprintf(buf+ret, " fe:%lu",
+-			       (unsigned long)info->icount.frame);
++		seq_printf(m, " fe:%lu", (unsigned long)info->icount.frame);
+ 
+ 	if (info->icount.parity)
+-		ret += sprintf(buf+ret, " pe:%lu",
+-			       (unsigned long)info->icount.parity);
++		seq_printf(m, " pe:%lu", (unsigned long)info->icount.parity);
+ 
+ 	if (info->icount.brk)
+-		ret += sprintf(buf+ret, " brk:%lu",
+-			       (unsigned long)info->icount.brk);
++		seq_printf(m, " brk:%lu", (unsigned long)info->icount.brk);
+ 
+ 	if (info->icount.overrun)
+-		ret += sprintf(buf+ret, " oe:%lu",
+-			       (unsigned long)info->icount.overrun);
++		seq_printf(m, " oe:%lu", (unsigned long)info->icount.overrun);
+ 
+ 	/*
+ 	 * Last thing is the RS-232 status lines
+ 	 */
+-	ret += sprintf(buf+ret, " %s\n", stat_buf+1);
+-	return ret;
++	if (!E100_RTS_GET(info))
++		seq_puts(m, "|RTS");
++	if (!E100_CTS_GET(info))
++		seq_puts(m, "|CTS");
++	if (!E100_DTR_GET(info))
++		seq_puts(m, "|DTR");
++	if (!E100_DSR_GET(info))
++		seq_puts(m, "|DSR");
++	if (!E100_CD_GET(info))
++		seq_puts(m, "|CD");
++	if (!E100_RI_GET(info))
++		seq_puts(m, "|RI");
++	seq_puts(m, "\n");
+ }
+ 
+-int rs_read_proc(char *page, char **start, off_t off, int count,
+-		 int *eof, void *data)
++
++static int crisv10_proc_show(struct seq_file *m, void *v)
+ {
+-	int i, len = 0, l;
+-	off_t	begin = 0;
++	int i;
++
++	seq_printf(m, "serinfo:1.0 driver:%s\n", serial_version);
+ 
+-	len += sprintf(page, "serinfo:1.0 driver:%s\n",
+-		       serial_version);
+-	for (i = 0; i < NR_PORTS && len < 4000; i++) {
++	for (i = 0; i < NR_PORTS; i++) {
+ 		if (!rs_table[i].enabled)
+ 			continue;
+-		l = line_info(page + len, &rs_table[i]);
+-		len += l;
+-		if (len+begin > off+count)
+-			goto done;
+-		if (len+begin < off) {
+-			begin += len;
+-			len = 0;
+-		}
++		seq_line_info(m, &rs_table[i]);
+ 	}
+ #ifdef DEBUG_LOG_INCLUDED
+ 	for (i = 0; i < debug_log_pos; i++) {
+-		len += sprintf(page + len, "%-4i %lu.%lu ", i, debug_log[i].time, timer_data_to_ns(debug_log[i].timer_data));
+-		len += sprintf(page + len, debug_log[i].string, debug_log[i].value);
+-		if (len+begin > off+count)
+-			goto done;
+-		if (len+begin < off) {
+-			begin += len;
+-			len = 0;
+-		}
++		seq_printf(m, "%-4i %lu.%lu ",
++			 i, debug_log[i].time,
++			 timer_data_to_ns(debug_log[i].timer_data));
++		seq_printf(m, debug_log[i].string, debug_log[i].value);
+ 	}
+-	len += sprintf(page + len, "debug_log %i/%i  %li bytes\n",
+-		       i, DEBUG_LOG_SIZE, begin+len);
++	seq_printf(m, "debug_log %i/%i\n", i, DEBUG_LOG_SIZE);
+ 	debug_log_pos = 0;
+ #endif
++	return 0;
++}
+ 
+-	*eof = 1;
+-done:
+-	if (off >= len+begin)
+-		return 0;
+-	*start = page + (off-begin);
+-	return ((count < begin+len-off) ? count : begin+len-off);
++static int crisv10_proc_open(struct inode *inode, struct file *file)
++{
++	return single_open(file, crisv10_proc_show, NULL);
+ }
+ 
++static const struct file_operations crisv10_proc_fops = {
++	.owner		= THIS_MODULE,
++	.open		= crisv10_proc_open,
++	.read		= seq_read,
++	.llseek		= seq_lseek,
++	.release	= single_release,
++};
++#endif
++
++
+ /* Finally, routines used to initialize the serial driver. */
+ 
+-static void
+-show_serial_version(void)
++static void show_serial_version(void)
+ {
+ 	printk(KERN_INFO
+-	       "ETRAX 100LX serial-driver %s, (c) 2000-2004 Axis Communications AB\r\n",
++	       "ETRAX 100LX serial-driver %s, "
++	       "(c) 2000-2004 Axis Communications AB\r\n",
+ 	       &serial_version[11]); /* "$Revision: x.yy" */
+ }
+ 
+@@ -4389,9 +4372,11 @@
+ 	.break_ctl = rs_break,
+ 	.send_xchar = rs_send_xchar,
+ 	.wait_until_sent = rs_wait_until_sent,
+-	.read_proc = rs_read_proc,
+ 	.tiocmget = rs_tiocmget,
+-	.tiocmset = rs_tiocmset
++	.tiocmset = rs_tiocmset,
++#ifdef CONFIG_PROC_FS
++	.proc_fops = &crisv10_proc_fops,
++#endif
+ };
+ 
+ static struct class *rs_class;