diff options
Diffstat (limited to 'arch/cris/arch-v10')
29 files changed, 2018 insertions, 704 deletions
diff --git a/arch/cris/arch-v10/Kconfig b/arch/cris/arch-v10/Kconfig index 2ca64cc40c6..44eb1b9accb 100644 --- a/arch/cris/arch-v10/Kconfig +++ b/arch/cris/arch-v10/Kconfig @@ -260,6 +260,37 @@ config ETRAX_DEBUG_PORT_NULL endchoice choice + prompt "Kernel GDB port" + depends on ETRAX_KGDB + default ETRAX_KGDB_PORT0 + help + Choose a serial port for kernel debugging. NOTE: This port should + not be enabled under Drivers for built-in interfaces (as it has its + own initialization code) and should not be the same as the debug port. + +config ETRAX_KGDB_PORT0 + bool "Serial-0" + help + Use serial port 0 for kernel debugging. + +config ETRAX_KGDB_PORT1 + bool "Serial-1" + help + Use serial port 1 for kernel debugging. + +config ETRAX_KGDB_PORT2 + bool "Serial-2" + help + Use serial port 2 for kernel debugging. + +config ETRAX_KGDB_PORT3 + bool "Serial-3" + help + Use serial port 3 for kernel debugging. + +endchoice + +choice prompt "Product rescue-port" depends on ETRAX_ARCH_V10 default ETRAX_RESCUE_SER0 diff --git a/arch/cris/arch-v10/boot/Makefile b/arch/cris/arch-v10/boot/Makefile index fe6650368e6..e5b10585110 100644 --- a/arch/cris/arch-v10/boot/Makefile +++ b/arch/cris/arch-v10/boot/Makefile @@ -1,12 +1,13 @@ # # arch/cris/boot/Makefile # +target = $(target_boot_dir) +src = $(src_boot_dir) zImage: compressed/vmlinuz -compressed/vmlinuz: $(TOPDIR)/vmlinux - @$(MAKE) -C compressed vmlinuz +compressed/vmlinuz: + @$(MAKE) -f $(src)/compressed/Makefile $(target_compressed_dir)/vmlinuz clean: - rm -f zImage tools/build compressed/vmlinux.out - @$(MAKE) -C compressed clean + @$(MAKE) -f $(src)/compressed/Makefile clean diff --git a/arch/cris/arch-v10/boot/compressed/Makefile b/arch/cris/arch-v10/boot/compressed/Makefile index 5f71c2c819e..6584a44820f 100644 --- a/arch/cris/arch-v10/boot/compressed/Makefile +++ b/arch/cris/arch-v10/boot/compressed/Makefile @@ -1,40 +1,45 @@ # -# linux/arch/etrax100/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux files and romfs +# create a compressed vmlinuz image from the binary vmlinux.bin file # +target = $(target_compressed_dir) +src = $(src_compressed_dir) -CC = gcc-cris -melf -I $(TOPDIR)/include +CC = gcc-cris -melf $(LINUXINCLUDE) CFLAGS = -O2 LD = ld-cris OBJCOPY = objcopy-cris OBJCOPYFLAGS = -O binary --remove-section=.bss -OBJECTS = head.o misc.o +OBJECTS = $(target)/head.o $(target)/misc.o # files to compress -SYSTEM = $(TOPDIR)/vmlinux.bin +SYSTEM = $(objtree)/vmlinux.bin -all: vmlinuz +all: $(target_compressed_dir)/vmlinuz -decompress.bin: $(OBJECTS) - $(LD) -T decompress.ld -o decompress.o $(OBJECTS) - $(OBJCOPY) $(OBJCOPYFLAGS) decompress.o decompress.bin -# save it for mkprod in the topdir. - cp decompress.bin $(TOPDIR) +$(target)/decompress.bin: $(OBJECTS) + $(LD) -T $(src)/decompress.ld -o $(target)/decompress.o $(OBJECTS) + $(OBJCOPY) $(OBJCOPYFLAGS) $(target)/decompress.o $(target)/decompress.bin +# Create vmlinuz image in top-level build directory +$(target_compressed_dir)/vmlinuz: $(target) piggy.img $(target)/decompress.bin + @echo " COMPR vmlinux.bin --> vmlinuz" + @cat $(target)/decompress.bin piggy.img > $(target_compressed_dir)/vmlinuz + @rm -f piggy.img -vmlinuz: piggy.img decompress.bin - cat decompress.bin piggy.img > vmlinuz - rm -f piggy.img +$(target)/head.o: $(src)/head.S + $(CC) -D__ASSEMBLY__ -traditional -c $< -o $@ -head.o: head.S - $(CC) -D__ASSEMBLY__ -traditional -c head.S -o head.o +$(target)/misc.o: $(src)/misc.c + $(CC) -D__KERNEL__ -c $< -o $@ # gzip the kernel image piggy.img: $(SYSTEM) - cat $(SYSTEM) | gzip -f -9 > piggy.img + @cat $(SYSTEM) | gzip -f -9 > piggy.img + +$(target): + mkdir -p $(target) clean: - rm -f piggy.img vmlinuz vmlinuz.o + rm -f piggy.img $(objtree)/vmlinuz diff --git a/arch/cris/arch-v10/boot/compressed/head.S b/arch/cris/arch-v10/boot/compressed/head.S index 4cbdd4b1d9d..e73f44c998d 100644 --- a/arch/cris/arch-v10/boot/compressed/head.S +++ b/arch/cris/arch-v10/boot/compressed/head.S @@ -13,7 +13,8 @@ #include <asm/arch/sv_addr_ag.h> #define RAM_INIT_MAGIC 0x56902387 - +#define COMMAND_LINE_MAGIC 0x87109563 + ;; Exported symbols .globl _input_data @@ -88,6 +89,12 @@ basse: move.d pc, r5 cmp.d r2, r1 bcs 1b nop + + ;; Save command line magic and address. + move.d _cmd_line_magic, $r12 + move.d $r10, [$r12] + move.d _cmd_line_addr, $r12 + move.d $r11, [$r12] ;; Do the decompression and save compressed size in _inptr @@ -98,7 +105,13 @@ basse: move.d pc, r5 move.d [_input_data], r9 ; flash address of compressed kernel add.d [_inptr], r9 ; size of compressed kernel - + + ;; Restore command line magic and address. + move.d _cmd_line_magic, $r10 + move.d [$r10], $r10 + move.d _cmd_line_addr, $r11 + move.d [$r11], $r11 + ;; Enter the decompressed kernel move.d RAM_INIT_MAGIC, r8 ; Tell kernel that DRAM is initialized jump 0x40004000 ; kernel is linked to this address @@ -107,5 +120,8 @@ basse: move.d pc, r5 _input_data: .dword 0 ; used by the decompressor - +_cmd_line_magic: + .dword 0 +_cmd_line_addr: + .dword 0 #include "../../lib/hw_settings.S" diff --git a/arch/cris/arch-v10/boot/rescue/Makefile b/arch/cris/arch-v10/boot/rescue/Makefile index e9f2ba2ad02..8be9b313031 100644 --- a/arch/cris/arch-v10/boot/rescue/Makefile +++ b/arch/cris/arch-v10/boot/rescue/Makefile @@ -1,52 +1,53 @@ # # Makefile for rescue code # -ifndef TOPDIR -TOPDIR = ../../../.. -endif -CC = gcc-cris -mlinux -I $(TOPDIR)/include +target = $(target_rescue_dir) +src = $(src_rescue_dir) + +CC = gcc-cris -mlinux $(LINUXINCLUDE) CFLAGS = -O2 LD = gcc-cris -mlinux -nostdlib OBJCOPY = objcopy-cris OBJCOPYFLAGS = -O binary --remove-section=.bss -all: rescue.bin testrescue.bin kimagerescue.bin - -rescue: rescue.bin - # do nothing +all: $(target)/rescue.bin $(target)/testrescue.bin $(target)/kimagerescue.bin -rescue.bin: head.o - $(LD) -T rescue.ld -o rescue.o head.o - $(OBJCOPY) $(OBJCOPYFLAGS) rescue.o rescue.bin - cp rescue.bin $(TOPDIR) +$(target)/rescue.bin: $(target) $(target)/head.o + $(LD) -T $(src)/rescue.ld -o $(target)/rescue.o $(target)/head.o + $(OBJCOPY) $(OBJCOPYFLAGS) $(target)/rescue.o $(target)/rescue.bin +# Place a copy in top-level build directory + cp -p $(target)/rescue.bin $(objtree) -testrescue.bin: testrescue.o - $(OBJCOPY) $(OBJCOPYFLAGS) testrescue.o tr.bin +$(target)/testrescue.bin: $(target) $(target)/testrescue.o + $(OBJCOPY) $(OBJCOPYFLAGS) $(target)/testrescue.o tr.bin # Pad it to 784 bytes dd if=/dev/zero of=tmp2423 bs=1 count=784 cat tr.bin tmp2423 >testrescue_tmp.bin - dd if=testrescue_tmp.bin of=testrescue.bin bs=1 count=784 + dd if=testrescue_tmp.bin of=$(target)/testrescue.bin bs=1 count=784 rm tr.bin tmp2423 testrescue_tmp.bin -kimagerescue.bin: kimagerescue.o - $(OBJCOPY) $(OBJCOPYFLAGS) kimagerescue.o ktr.bin +$(target)/kimagerescue.bin: $(target) $(target)/kimagerescue.o + $(OBJCOPY) $(OBJCOPYFLAGS) $(target)/kimagerescue.o ktr.bin # Pad it to 784 bytes, that's what the rescue loader expects dd if=/dev/zero of=tmp2423 bs=1 count=784 cat ktr.bin tmp2423 >kimagerescue_tmp.bin - dd if=kimagerescue_tmp.bin of=kimagerescue.bin bs=1 count=784 + dd if=kimagerescue_tmp.bin of=$(target)/kimagerescue.bin bs=1 count=784 rm ktr.bin tmp2423 kimagerescue_tmp.bin -head.o: head.S +$(target): + mkdir -p $(target) + +$(target)/head.o: $(src)/head.S $(CC) -D__ASSEMBLY__ -traditional -c $< -o $*.o -testrescue.o: testrescue.S +$(target)/testrescue.o: $(src)/testrescue.S $(CC) -D__ASSEMBLY__ -traditional -c $< -o $*.o -kimagerescue.o: kimagerescue.S +$(target)/kimagerescue.o: $(src)/kimagerescue.S $(CC) -D__ASSEMBLY__ -traditional -c $< -o $*.o clean: - rm -f *.o *.bin + rm -f $(target)/*.o $(target)/*.bin fastdep: diff --git a/arch/cris/arch-v10/boot/rescue/head.S b/arch/cris/arch-v10/boot/rescue/head.S index 8689ea972c4..addb2194de0 100644 --- a/arch/cris/arch-v10/boot/rescue/head.S +++ b/arch/cris/arch-v10/boot/rescue/head.S @@ -1,4 +1,4 @@ -/* $Id: head.S,v 1.6 2003/04/09 08:12:43 pkj Exp $ +/* $Id: head.S,v 1.7 2005/03/07 12:11:06 starvik Exp $ * * Rescue code, made to reside at the beginning of the * flash-memory. when it starts, it checks a partition @@ -121,12 +121,13 @@ ;; 0x80000000 if loaded in flash (as it should be) ;; since etrax actually starts at address 2 when booting from flash, we ;; put a nop (2 bytes) here first so we dont accidentally skip the di - + nop di jump in_cache ; enter cached area instead -in_cache: +in_cache: + ;; first put a jump test to give a possibility of upgrading the rescue code ;; without erasing/reflashing the sector. we put a longword of -1 here and if @@ -325,9 +326,29 @@ flash_ok: ;; result will be in r0 checksum: moveq 0, $r0 -1: addu.b [$r1+], $r0 - subq 1, $r2 - bne 1b + moveq CONFIG_ETRAX_FLASH1_SIZE, $r6 + + ;; If the first physical flash memory is exceeded wrap to the second one. + btstq 26, $r1 ; Are we addressing first flash? + bpl 1f + nop + clear.d $r6 + +1: test.d $r6 ; 0 = no wrapping + beq 2f + nop + lslq 20, $r6 ; Convert MB to bytes + sub.d $r1, $r6 + +2: addu.b [$r1+], $r0 + subq 1, $r6 ; Flash memory left + beq 3f + subq 1, $r2 ; Length left + bne 2b nop ret nop + +3: move.d MEM_CSE1_START, $r1 ; wrap to second flash + ba 2b + nop diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig index 748374f25b8..8b50e840295 100644 --- a/arch/cris/arch-v10/drivers/Kconfig +++ b/arch/cris/arch-v10/drivers/Kconfig @@ -1,17 +1,11 @@ config ETRAX_ETHERNET bool "Ethernet support" depends on ETRAX_ARCH_V10 + select NET_ETHERNET help This option enables the ETRAX 100LX built-in 10/100Mbit Ethernet controller. -# this is just so that the user does not have to go into the -# normal ethernet driver section just to enable ethernetworking -config NET_ETHERNET - bool - depends on ETRAX_ETHERNET - default y - choice prompt "Network LED behavior" depends on ETRAX_ETHERNET @@ -20,26 +14,26 @@ choice config ETRAX_NETWORK_LED_ON_WHEN_LINK bool "LED_on_when_link" help - Selecting LED_on_when_link will light the LED when there is a - connection and will flash off when there is activity. + Selecting LED_on_when_link will light the LED when there is a + connection and will flash off when there is activity. - Selecting LED_on_when_activity will light the LED only when + Selecting LED_on_when_activity will light the LED only when there is activity. - This setting will also affect the behaviour of other activity LEDs - e.g. Bluetooth. + This setting will also affect the behaviour of other activity LEDs + e.g. Bluetooth. config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY bool "LED_on_when_activity" help - Selecting LED_on_when_link will light the LED when there is a - connection and will flash off when there is activity. + Selecting LED_on_when_link will light the LED when there is a + connection and will flash off when there is activity. - Selecting LED_on_when_activity will light the LED only when + Selecting LED_on_when_activity will light the LED only when there is activity. - This setting will also affect the behaviour of other activity LEDs - e.g. Bluetooth. + This setting will also affect the behaviour of other activity LEDs + e.g. Bluetooth. endchoice @@ -91,11 +85,11 @@ choice depends on ETRAX_SERIAL_PORT0 default ETRAX_SERIAL_PORT0_DMA6_OUT -config CONFIG_ETRAX_SERIAL_PORT0_NO_DMA_OUT - bool "No DMA out" +config ETRAX_SERIAL_PORT0_NO_DMA_OUT + bool "No DMA out" -config CONFIG_ETRAX_SERIAL_PORT0_DMA6_OUT - bool "DMA 6" +config ETRAX_SERIAL_PORT0_DMA6_OUT + bool "DMA 6" endchoice @@ -104,11 +98,11 @@ choice depends on ETRAX_SERIAL_PORT0 default ETRAX_SERIAL_PORT0_DMA7_IN -config CONFIG_ETRAX_SERIAL_PORT0_NO_DMA_IN - bool "No DMA in" +config ETRAX_SERIAL_PORT0_NO_DMA_IN + bool "No DMA in" -config CONFIG_ETRAX_SERIAL_PORT0_DMA7_IN - bool "DMA 7" +config ETRAX_SERIAL_PORT0_DMA7_IN + bool "DMA 7" endchoice @@ -205,11 +199,11 @@ choice depends on ETRAX_SERIAL_PORT1 default ETRAX_SERIAL_PORT1_DMA8_OUT -config CONFIG_ETRAX_SERIAL_PORT1_NO_DMA_OUT - bool "No DMA out" +config ETRAX_SERIAL_PORT1_NO_DMA_OUT + bool "No DMA out" -config CONFIG_ETRAX_SERIAL_PORT1_DMA8_OUT - bool "DMA 8" +config ETRAX_SERIAL_PORT1_DMA8_OUT + bool "DMA 8" endchoice @@ -218,11 +212,11 @@ choice depends on ETRAX_SERIAL_PORT1 default ETRAX_SERIAL_PORT1_DMA9_IN -config CONFIG_ETRAX_SERIAL_PORT1_NO_DMA_IN - bool "No DMA in" +config ETRAX_SERIAL_PORT1_NO_DMA_IN + bool "No DMA in" -config CONFIG_ETRAX_SERIAL_PORT1_DMA9_IN - bool "DMA 9" +config ETRAX_SERIAL_PORT1_DMA9_IN + bool "DMA 9" endchoice @@ -308,7 +302,7 @@ config ETRAX_SER1_CD_ON_PB_BIT Specify the pin of the PB port to carry the CD signal for serial port 1. -comment "Make sure you dont have the same PB bits more than once!" +comment "Make sure you do not have the same PB bits more than once!" depends on ETRAX_SERIAL && ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && ETRAX_SER1_DTR_RI_DSR_CD_ON_PB config ETRAX_SERIAL_PORT2 @@ -322,11 +316,11 @@ choice depends on ETRAX_SERIAL_PORT2 default ETRAX_SERIAL_PORT2_DMA2_OUT -config CONFIG_ETRAX_SERIAL_PORT2_NO_DMA_OUT - bool "No DMA out" +config ETRAX_SERIAL_PORT2_NO_DMA_OUT + bool "No DMA out" -config CONFIG_ETRAX_SERIAL_PORT2_DMA2_OUT - bool "DMA 2" +config ETRAX_SERIAL_PORT2_DMA2_OUT + bool "DMA 2" endchoice @@ -335,11 +329,11 @@ choice depends on ETRAX_SERIAL_PORT2 default ETRAX_SERIAL_PORT2_DMA3_IN -config CONFIG_ETRAX_SERIAL_PORT2_NO_DMA_IN - bool "No DMA in" +config ETRAX_SERIAL_PORT2_NO_DMA_IN + bool "No DMA in" -config CONFIG_ETRAX_SERIAL_PORT2_DMA3_IN - bool "DMA 3" +config ETRAX_SERIAL_PORT2_DMA3_IN + bool "DMA 3" endchoice @@ -436,11 +430,11 @@ choice depends on ETRAX_SERIAL_PORT3 default ETRAX_SERIAL_PORT3_DMA4_OUT -config CONFIG_ETRAX_SERIAL_PORT3_NO_DMA_OUT - bool "No DMA out" +config ETRAX_SERIAL_PORT3_NO_DMA_OUT + bool "No DMA out" -config CONFIG_ETRAX_SERIAL_PORT3_DMA4_OUT - bool "DMA 4" +config ETRAX_SERIAL_PORT3_DMA4_OUT + bool "DMA 4" endchoice @@ -449,11 +443,11 @@ choice depends on ETRAX_SERIAL_PORT3 default ETRAX_SERIAL_PORT3_DMA5_IN -config CONFIG_ETRAX_SERIAL_PORT3_NO_DMA_IN - bool "No DMA in" +config ETRAX_SERIAL_PORT3_NO_DMA_IN + bool "No DMA in" -config CONFIG_ETRAX_SERIAL_PORT3_DMA5_IN - bool "DMA 5" +config ETRAX_SERIAL_PORT3_DMA5_IN + bool "DMA 5" endchoice @@ -554,7 +548,6 @@ config ETRAX_IDE select BLK_DEV_IDEDISK select BLK_DEV_IDECD select BLK_DEV_IDEDMA - select DMA_NONPCI help Enable this to get support for ATA/IDE. You can't use paralell ports or SCSI ports @@ -579,7 +572,7 @@ config ETRAX_IDE_PB7_RESET IDE reset on pin 7 on port B config ETRAX_IDE_G27_RESET - bool "Port_G_Bit_27" + bool "Port_G_Bit_27" help IDE reset on pin 27 on port G @@ -588,30 +581,36 @@ endchoice config ETRAX_USB_HOST bool "USB host" + select USB help This option enables the host functionality of the ETRAX 100LX built-in USB controller. In host mode the controller is designed for CTRL and BULK traffic only, INTR traffic may work as well however (depending on the requirements of timeliness). -config USB - tristate - depends on ETRAX_USB_HOST - default y - config ETRAX_USB_HOST_PORT1 - bool " USB port 1 enabled" - depends on ETRAX_USB_HOST - default n + bool "USB port 1 enabled" + depends on ETRAX_USB_HOST + default n config ETRAX_USB_HOST_PORT2 - bool " USB port 2 enabled" - depends on ETRAX_USB_HOST - default n + bool "USB port 2 enabled" + depends on ETRAX_USB_HOST + default n config ETRAX_AXISFLASHMAP bool "Axis flash-map support" depends on ETRAX_ARCH_V10 + select MTD + select MTD_CFI + select MTD_CFI_AMDSTD + select MTD_OBSOLETE_CHIPS + select MTD_AMDSTD + select MTD_CHAR + select MTD_BLOCK + select MTD_PARTITIONS + select MTD_CONCAT + select MTD_COMPLEX_MAPPINGS help This option enables MTD mapping of flash devices. Needed to use flash memories. If unsure, say Y. @@ -627,119 +626,6 @@ config ETRAX_PTABLE_SECTOR for changing this is when the flash block size is bigger than 64kB (e.g. when using two parallel 16 bit flashes). -# here we define the CONFIG_'s necessary to enable MTD support -# for the flash -config MTD - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - Memory Technology Devices are flash, RAM and similar chips, often - used for solid state file systems on embedded devices. This option - will provide the generic support for MTD drivers to register - themselves with the kernel and for potential users of MTD devices - to enumerate the devices which are present and obtain a handle on - them. It will also allow you to select individual drivers for - particular hardware and users of MTD devices. If unsure, say N. - -config MTD_CFI - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - The Common Flash Interface specification was developed by Intel, - AMD and other flash manufactures that provides a universal method - for probing the capabilities of flash devices. If you wish to - support any device that is CFI-compliant, you need to enable this - option. Visit <http://www.amd.com/products/nvd/overview/cfi.html> - for more information on CFI. - -config MTD_CFI_AMDSTD - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - The Common Flash Interface defines a number of different command - sets which a CFI-compliant chip may claim to implement. This code - provides support for one of those command sets, used on chips - chips including the AMD Am29LV320. - -config MTD_OBSOLETE_CHIPS - bool - depends on ETRAX_AXISFLASHMAP - default y - help - This option does not enable any code directly, but will allow you to - select some other chip drivers which are now considered obsolete, - because the generic CONFIG_JEDEC_PROBE code above should now detect - the chips which are supported by these drivers, and allow the generic - CFI-compatible drivers to drive the chips. Say 'N' here unless you have - already tried the CONFIG_JEDEC_PROBE method and reported its failure - to the MTD mailing list at <linux-mtd@lists.infradead.org> - -config MTD_AMDSTD - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - This option enables support for flash chips using AMD-compatible - commands, including some which are not CFI-compatible and hence - cannot be used with the CONFIG_MTD_CFI_AMDSTD option. - - It also works on AMD compatible chips that do conform to CFI. - -config MTD_CHAR - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - This provides a character device for each MTD device present in - the system, allowing the user to read and write directly to the - memory chips, and also use ioctl() to obtain information about - the device, or to erase parts of it. - -config MTD_BLOCK - tristate - depends on ETRAX_AXISFLASHMAP - default y - ---help--- - Although most flash chips have an erase size too large to be useful - as block devices, it is possible to use MTD devices which are based - on RAM chips in this manner. This block device is a user of MTD - devices performing that function. - - At the moment, it is also required for the Journalling Flash File - System(s) to obtain a handle on the MTD device when it's mounted - (although JFFS and JFFS2 don't actually use any of the functionality - of the mtdblock device). - - Later, it may be extended to perform read/erase/modify/write cycles - on flash chips to emulate a smaller block size. Needless to say, - this is very unsafe, but could be useful for file systems which are - almost never written to. - - You do not need this option for use with the DiskOnChip devices. For - those, enable NFTL support (CONFIG_NFTL) instead. - -config MTD_PARTITIONS - tristate - depends on ETRAX_AXISFLASHMAP - default y - help - If you have a device which needs to divide its flash chip(s) up - into multiple 'partitions', each of which appears to the user as - a separate MTD device, you require this option to be enabled. If - unsure, say 'Y'. - - Note, however, that you don't need this option for the DiskOnChip - devices. Partitioning on NFTL 'devices' is a different - that's the - 'normal' form of partitioning used on a block device. - -config MTD_CONCAT - tristate - depends on ETRAX_AXISFLASHMAP - default y - config ETRAX_I2C bool "I2C support" depends on ETRAX_ARCH_V10 @@ -752,7 +638,7 @@ config ETRAX_I2C val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg); # this is true for most products since PB-I2C seems to be somewhat -# flawed.. +# flawed.. config ETRAX_I2C_USES_PB_NOT_PB_I2C bool "I2C uses PB not PB-I2C" depends on ETRAX_I2C @@ -886,7 +772,7 @@ config ETRAX_RTC bool "Real Time Clock support" depends on ETRAX_ARCH_V10 help - Enables drivers for the Real-Time Clock battery-backed chips on + Enables drivers for the Real-Time Clock battery-backed chips on some products. The kernel reads the time when booting, and the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc @@ -903,13 +789,13 @@ config ETRAX_DS1302 bool "DS1302" help Enables the driver for the DS1302 Real-Time Clock battery-backed - chip on some products. + chip on some products. config ETRAX_PCF8563 bool "PCF8563" help Enables the driver for the PCF8563 Real-Time Clock battery-backed - chip on some products. + chip on some products. endchoice @@ -954,10 +840,8 @@ config ETRAX_DS1302_TRICKLE_CHARGE help This controls the initial value of the trickle charge register. 0 = disabled (use this if you are unsure or have a non rechargable battery) - Otherwise the following values can be OR:ed together to control the + Otherwise the following values can be OR:ed together to control the charge current: 1 = 2kohm, 2 = 4kohm, 3 = 4kohm 4 = 1 diode, 8 = 2 diodes Allowed values are (increasing current): 0, 11, 10, 9, 7, 6, 5 - - diff --git a/arch/cris/arch-v10/drivers/axisflashmap.c b/arch/cris/arch-v10/drivers/axisflashmap.c index fb7d4855ea6..11ab3836aac 100644 --- a/arch/cris/arch-v10/drivers/axisflashmap.c +++ b/arch/cris/arch-v10/drivers/axisflashmap.c @@ -11,6 +11,9 @@ * partition split defined below. * * $Log: axisflashmap.c,v $ + * Revision 1.11 2004/11/15 10:27:14 starvik + * Corrected typo (Thanks to Milton Miller <miltonm@bga.com>). + * * Revision 1.10 2004/08/16 12:37:22 starvik * Merge of Linux 2.6.8 * @@ -161,7 +164,7 @@ #elif CONFIG_ETRAX_FLASH_BUSWIDTH==2 #define flash_data __u16 #elif CONFIG_ETRAX_FLASH_BUSWIDTH==4 -#define flash_data __u16 +#define flash_data __u32 #endif /* From head.S */ diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c index fba530fcfae..10795f67f68 100644 --- a/arch/cris/arch-v10/drivers/ds1302.c +++ b/arch/cris/arch-v10/drivers/ds1302.c @@ -7,6 +7,15 @@ *! Functions exported: ds1302_readreg, ds1302_writereg, ds1302_init *! *! $Log: ds1302.c,v $ +*! Revision 1.18 2005/01/24 09:11:26 mikaelam +*! Minor changes to get DS1302 RTC chip driver to work +*! +*! Revision 1.17 2005/01/05 06:11:22 starvik +*! No need to do local_irq_disable after local_irq_save. +*! +*! Revision 1.16 2004/12/13 12:21:52 starvik +*! Added I/O and DMA allocators from Linux 2.4 +*! *! Revision 1.14 2004/08/24 06:48:43 starvik *! Whitespace cleanup *! @@ -124,9 +133,9 @@ *! *! --------------------------------------------------------------------------- *! -*! (C) Copyright 1999, 2000, 2001 Axis Communications AB, LUND, SWEDEN +*! (C) Copyright 1999, 2000, 2001, 2002, 2003, 2004 Axis Communications AB, LUND, SWEDEN *! -*! $Id: ds1302.c,v 1.14 2004/08/24 06:48:43 starvik Exp $ +*! $Id: ds1302.c,v 1.18 2005/01/24 09:11:26 mikaelam Exp $ *! *!***************************************************************************/ @@ -145,6 +154,7 @@ #include <asm/arch/svinto.h> #include <asm/io.h> #include <asm/rtc.h> +#include <asm/arch/io_interface_mux.h> #define RTC_MAJOR_NR 121 /* local major, change later */ @@ -320,7 +330,6 @@ get_rtc_time(struct rtc_time *rtc_tm) unsigned long flags; local_irq_save(flags); - local_irq_disable(); rtc_tm->tm_sec = CMOS_READ(RTC_SECONDS); rtc_tm->tm_min = CMOS_READ(RTC_MINUTES); @@ -358,7 +367,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { - unsigned long flags; + unsigned long flags; switch(cmd) { case RTC_RD_TIME: /* read the time/date from RTC */ @@ -382,7 +391,7 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, return -EPERM; if (copy_from_user(&rtc_tm, (struct rtc_time*)arg, sizeof(struct rtc_time))) - return -EFAULT; + return -EFAULT; yrs = rtc_tm.tm_year + 1900; mon = rtc_tm.tm_mon + 1; /* tm_mon starts at zero */ @@ -419,7 +428,6 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, BIN_TO_BCD(yrs); local_irq_save(flags); - local_irq_disable(); CMOS_WRITE(yrs, RTC_YEAR); CMOS_WRITE(mon, RTC_MONTH); CMOS_WRITE(day, RTC_DAY_OF_MONTH); @@ -438,7 +446,7 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, case RTC_SET_CHARGE: /* set the RTC TRICKLE CHARGE register */ { - int tcs_val; + int tcs_val; if (!capable(CAP_SYS_TIME)) return -EPERM; @@ -492,8 +500,8 @@ print_rtc_status(void) /* The various file operations we support. */ static struct file_operations rtc_fops = { - .owner = THIS_MODULE, - .ioctl = rtc_ioctl, + .owner = THIS_MODULE, + .ioctl = rtc_ioctl, }; /* Probe for the chip by writing something to its RAM and try reading it back. */ @@ -532,7 +540,7 @@ ds1302_probe(void) "PB", #endif CONFIG_ETRAX_DS1302_RSTBIT); - print_rtc_status(); + print_rtc_status(); retval = 1; } else { stop(); @@ -548,7 +556,9 @@ ds1302_probe(void) int __init ds1302_init(void) { +#ifdef CONFIG_ETRAX_I2C i2c_init(); +#endif i |