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2008-02-08CRIS v10: Fix bugs in i2c_init and i2c_readregJesper Nilsson
- Set the variable first to zero after first setup, so we can stop multiple calls to i2c_init from trying to setup i2c. - The last byte read by the master in an i2c transfer needs to be NACKed, not ACKed. - Also, remove useless CVS log and CVS id tags.
2008-02-08CRIS v10: Cleanup drivers/eeprom.c to avoid import conflicts.Jesper Nilsson
- Remove useless CVS log and CVS id tags. - Whitespace fix and remove C++ comment.
2008-02-08CRIS v10: Correct and cleanup boot/rescue/testrescue.SJesper Nilsson
- Correct include path for sv_addr_ag.h, should be asm/arch/ - Fix some whitespace errors. - Remove useless CVS id tag.
2008-02-08CRIS v10: Correct and cleanup boot/rescue/kimagerescue.SJesper Nilsson
- Correct include path for sv_addr_ag.h, should be included from asm/arch/ - Remove useless CVS id tag. - Correct whitespace errors and some formatting.
2008-02-08CRIS v10: Change boot/rescue/Makefile to use ccflags-y, asflags-y and ldflags-y.Jesper Nilsson
Replace EXTRA_CFLAGS with ccflags-y. Change ASFLAGS and LDFLAGS into asflags-y and ldflags-y, we only need these flags in this makefile.
2008-02-08CRIS v10: Update boot/compressed/Makefile to use ccflags-y and ldflags-yJesper Nilsson
Replace use of EXTRA_CFLAGS with ccflags-y and LDFLAGS with ldflags-y, (we only need to change linker flags for this makefile)
2008-02-08CRIS: Add architecture dependent bug.h for CRIS v10 and CRIS v32Jesper Nilsson
2008-02-08CRIS v32: Update and improve kernel/time.cJesper Nilsson
- Shorten include paths to machine dependent header files. - Register name for first timer is now regi_timer0. - Remove raw_printk hack, use oops_in_progress instead. - Add handling of CPU frequency scaling for CRIS. - Remove regs parameter to timer_interrupt, get them from get_irq_regs instead. - Whitespace and formatting changes.
2008-02-08CRIS v10: New default config.Jesper Nilsson
2008-02-08CRIS v32: Minor fixes for io.hJesper Nilsson
- Shorten include paths for machine dependent header files. - Add volatile to hardeware register pointers. - Add spinlocks around critical region. - Expand macros for handling of leds.
2008-02-08CRIS v32: Update and improve kernel/traps.cJesper Nilsson
- Remove watchdog handling, handled elsewhere. - Shorten include paths to machine dependent header files. - Remove raw_printk hack, we now use oops_in_progress instead. - Add handling of BUG for exception handlers (break 14). - Formatting and whitespace changes.
2008-02-08CRIS v32: Minor updates to kernel/process.cJesper Nilsson
- Shorten include paths for machine dependent header files. - Remove unused extern declaration of etrax_gpio_wake_up_check. - Register name for first timer is now regi_timer0.
2008-02-08CRIS v32: Update and simplify kernel/irq.c.Jesper Nilsson
- First timer register has changed name to timer0. - Build IRQs with only IRQ number, mask bit will be calculated instead. - Add more IRQs, up to 64 supported. - Use arrays to hold which IRQs triggered instead of trying to do magic with two 32 bit values now that more than 32 IRQs are supported.
2008-02-08CRIS v32: Update kernel/head.SJesper Nilsson
- Shorten include paths for machine specific header files. - Add magic for booting NAND flash. - Change CONFIG_ETRAXFS_SIM to CONFIG_ETRAX_VCS_SIM. - Use assembler macros for initializing hardware (clocks) - Add stubs for SMP slave CPUs. - Search for cramfs or jffs2 if no romfs found. - Initialize l2cache.
2008-02-08CRIS v32: Update and improve fasttimer.cJesper Nilsson
- Change include path to machine dependent header files. - Remove __INLINE__, it expands to inline anyway. - Don't initialize static variables. - Change timers to use fasttimer_t instead of timevals. - Change name of timeval_cmp to fasttime_cmp to highlight this. - Register name for first timer is regi_timer0, not regi_timer. - Whitespace and formatting changes. - Don't return if we're blocking interrupts, goto done and restore interrupts. - Disable interrupts while walking the fasttimer list, only restore while doing the callback. - Remove #ifdef DECLARE_WAITQUEUE, this code won't be used in another OS. - Remove CVS log.
2008-02-08CRIS v32: Include path fix for timex.hJesper Nilsson
- Shorten include path for machine dependent header files. - Correct some formatting issues.
2008-02-08CRIS v32: Update debugport.Jesper Nilsson
- Shorten include paths to machine dependent headers. - Add support for fifth serial port. - Remove CONFIG_ETRAXFS_SIM and CONFIG_ETRAX_DEBUG_PORT_NULL, no longer used. - Remove raw_printk and stupid_debug hack, no longer needed. - Remove dummy console stuff, no longer needed. - Correct some register type names. - Correct some whitespace errors and formatting.
2008-02-08CRIS v32: Update boot/rescue/head.S code.Jesper Nilsson
- Add ifdef for ETRAX_AXISFLASHMAP to avoid compiling file unless it is set. - Use assembler macros for setting up clocks. - Don't copy image, just jump to it (only works for NOR flash)
2008-02-08CRIS v32: Update boot/compressed/misc.cJesper Nilsson
- Shorten include paths to machine specific headers. - Remove fill_inbuf, not defined here. - Return __dest as value from memcpy. - Enable serial port hardware transmitter and receiver in serial_setup. - Correct baudrate divisor calculation, changed from 4800 to 115200. - Add support for Artpec-3 specific serial port setup. - Initialize pinmux for the correct serial port.
2008-02-08CRIS v32: Update compressed head.SJesper Nilsson
- Fixes for NAND and NOR flash booting. - Use assembler macros for common tasks (clocks, general io etc) - Use (EtraxFS or Artpec-3) machine specific include for dram and hardware init.
2008-02-08CRIS v32: Remove common gpio and nandflash, add mach-fs and mach-a3 as subdirs.Jesper Nilsson
Also add board_mmcspi to build if ETRAX_SPI_MMC_BOARD is set. (Generic MMC SPI implementation)
2008-02-08CRIS v32: Update boot rescue Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead. - Use if_changed to avoid creating new images when no change. - Use EXTRA_CFLAGS instead of CFLAGS.
2008-02-08CRIS v32: Update boot compressed Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead. - Use if_changed to avoid creating new images when no change. - Use KBUILD_CFLAGS instead of CFLAGS.
2008-02-08CRIS v32: Update boot Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead. - Use if_changed to avoid creating new images when no change.
2008-02-08CRIS v32: Update traps.cJesper Nilsson
- Remove raw_prink hack, use oops_in_progress instead. - When ETRAX_WATCHDOG_NICE_DOGGY is set, loop in trap after oops dump instead of rebooting. - Break long lines to less than 80 chars. - Fix whitespace errors. - Remove unnecessary comments.
2008-02-08CRIS v10: Update and improve axisflashmap.cJesper Nilsson
- Add config to use mtd0 as whole flash device. - Fix whitespace errors. - Remove braces around single statement ifs. - Break long lines. - Remove unnecessary CVS log.
2008-02-08CRIS v10: Update rescue head.sJesper Nilsson
- Correct whitespace problems. - Add ifdef for ETRAX_AXISFLASHMAP to avoid compile error when not set.
2008-02-08CRIS v10: Update rescue Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead. - Use if_changed to avoid creating new images when no change. Removes a lot of cruft. - Use EXTRA_CFLAGS instead of CFLAGS.
2008-02-08CRIS v10: Update boot/compressed Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead. - Use if_changed to avoid creating new images when no change. - Use EXTRA_CFLAGS instead of CFLAGS.
2008-02-08CRIS v10: Update boot Kbuild makefile.Jesper Nilsson
- Remove old specific targets, use more generic ones instead.
2008-02-08CRIS: Update main Kbuild makefile.Jesper Nilsson
- Remove old and non-generic targets, use generic ones instead. - Add sub-arch as mach-fs or mach-a3 for EtraxFS and Artpec-3 respectively. - Add links to sub-arch directories, and erase before trying to create them. - Include from sub-arch specific include directory "mach". - Add files to be cleaned in CLEAN_FILES instead of as archclean target.
2008-02-08CRIS v32: Update and improve axisflashmapJesper Nilsson
- Use default partition table when no partition is found (for initial tests) - Add config ETRAX_AXISFLASHMAP_MTD0WHOLE to allow whole flash as mtd0. - Add config for VCS simulator connection.
2008-02-08CRIS v32: New version of I2C driver.Jesper Nilsson
- Add i2c_write and i2c_read as functions. - Use spinlocks for critical regions. - Add config item to set I2C data and clock port. - Put unneeded testcode inside #if 0. - Remove CVS id tag.
2008-02-08CRIS v32: Fixup kernel Makefile.Jesper Nilsson
- Remove CRISv32 common arbiter, dma, io and pinmux files, they are now defined in machine dependent directories. - Add cache and cacheflush files for working around cache problems in CRISv32 chips.
2008-02-08CRIS v32: Update entry.S to working order.Jesper Nilsson
- Remove oldset parameter. - Utilise delay-slot for parameter moving. - Add kernel_execve as break 13. - Add new kernel syscalls.
2008-02-08CRIS: Remove define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORYJesper Nilsson
2008-02-08CRIS v32: Whitespace and formatting changes for kernel/ptrace.cJesper Nilsson
2008-02-08CRIS: Minor generic kernel/traps.c changes.Jesper Nilsson
- Collect extern declarations at top of file. - Change raw_printk to printk, use oops_in_progress instead. - Fix formatting and whitespace. - Allow the watchdog to be disabled during oops.
2008-02-08CRIS: Minor fixes to mm/fault.cJesper Nilsson
- Only disallow oops if we're in_interrupt context (was in_atomic before) - Use the generic oops_in_progress instead of the raw_printk hack. - Fix whitespace/formatting. - Remove CVS log entries.
2008-02-08CRIS v32: Add headers for EtraxFS and Artpec-3 chips.Jesper Nilsson
2008-02-08CRIS v32: Add prototypes for cache flushingJesper Nilsson
We need these to work around some cache bugs in CRISv32 chips.
2008-02-08CRIS: Remove unnecessary CVS log from cris/mm/init.cJesper Nilsson
2008-02-08CRIS v32: Update asm-cris/arch-v32/irq.h for ETRAX FS and ARTPEC-3Jesper Nilsson
- Correct include to use <> - Rework calculation of number of IRQs and exceptions we have. - Remove useless "mask" argument to BUILD_IRQ macro
2008-02-08CRIS: Merge axisflashmap.h with Axis internal changes.Jesper Nilsson
- Add partition table struct to be used to parse partition table in flash. - Add JFFS2 as a type, and add readoly flag. - Improve some comments. - Lindent has been run, fixing whitespace and formatting issues.
2008-02-08CRIS v32: Update synchronous serial driver.Jesper Nilsson
Now uses a DMA descriptor ring, which should avoid any unnecessary pauses in the streams.
2008-02-08CRIS v32: Add SECOND_WORD_SYNC, used in sync_serial.Jesper Nilsson
2008-02-08CRIS v32: Add L2 cache initialization code.Jesper Nilsson
2008-02-08CRIS v32: Add hardware dependent include files and defconfigs for ETRAX FS ↵Jesper Nilsson
and ARTPEC-3 chips. The header files describe the hardware registers available in both these chips, note that most of this documentation is automatically generated from the hardware implementation.
2008-02-08CRIS v32: Add new machine dependent files for Etrax-FS and Artpec-3.Jesper Nilsson
The two chips are somewhat different, and needs different handling. Adds handing of the dma, dram initialization, hardware settings, io, memory arbiter and pinmux Also moves the dma, dram initialization and io from CRIS v32 common files.
2008-02-08CRIS v32: Add new driver files for Etrax-FSJesper Nilsson
Adds gpio and nandflash handling for Etrax-FS