Patches by David Snowdon, 07 Sep 2004:

[karo-tx-uboot.git] / README

diff --git a/README b/README
index ddb58c351f7bf39386481b02b8fd3a2e31642c27..32341f42b92df21dc57e1000bb7ccb7bbb45834c 100644 (file)
--- a/README
+++ b/README
@@ -25,9 +25,10 @@ Summary:
 ========
 
 This directory contains the source code for U-Boot, a boot loader for
 ========
 
 This directory contains the source code for U-Boot, a boot loader for

-Embedded boards based on PowerPC and ARM processors, which can be
-installed in a boot ROM and used to initialize and test the hardware
-or to download and run application code.
+Embedded boards based on PowerPC, ARM, MIPS and several other
+processors, which can be installed in a boot ROM and used to
+initialize and test the hardware or to download and run application
+code.

 
 The development of U-Boot is closely related to Linux: some parts of
 the source code originate in the Linux source tree, we have some
 
 The development of U-Boot is closely related to Linux: some parts of
 the source code originate in the Linux source tree, we have some


@@ -122,23 +123,27 @@ Directory Hierarchy:
 - board                Board dependent files
 - common       Misc architecture independent functions
 - cpu          CPU specific files
 - board                Board dependent files
 - common       Misc architecture independent functions
 - cpu          CPU specific files

-  - 74xx_7xx   Files specific to Motorola MPC74xx and 7xx CPUs
+  - 74xx_7xx   Files specific to Freescale MPC74xx and 7xx CPUs

   - arm720t    Files specific to ARM 720 CPUs
   - arm920t    Files specific to ARM 920 CPUs
   - arm720t    Files specific to ARM 720 CPUs
   - arm920t    Files specific to ARM 920 CPUs

+    - imx      Files specific to Freescale MC9328 i.MX CPUs
+    - s3c24x0  Files specific to Samsung S3C24X0 CPUs

   - arm925t    Files specific to ARM 925 CPUs
   - arm926ejs  Files specific to ARM 926 CPUs
   - at91rm9200 Files specific to Atmel AT91RM9200 CPUs
   - i386       Files specific to i386 CPUs
   - ixp                Files specific to Intel XScale IXP CPUs
   - arm925t    Files specific to ARM 925 CPUs
   - arm926ejs  Files specific to ARM 926 CPUs
   - at91rm9200 Files specific to Atmel AT91RM9200 CPUs
   - i386       Files specific to i386 CPUs
   - ixp                Files specific to Intel XScale IXP CPUs

-  - mcf52x2    Files specific to Motorola ColdFire MCF52x2 CPUs
+  - mcf52x2    Files specific to Freescale ColdFire MCF52x2 CPUs

   - mips       Files specific to MIPS CPUs
   - mips       Files specific to MIPS CPUs

-  - mpc5xx     Files specific to Motorola MPC5xx  CPUs
-  - mpc5xxx    Files specific to Motorola MPC5xxx CPUs
-  - mpc8xx     Files specific to Motorola MPC8xx  CPUs
-  - mpc824x    Files specific to Motorola MPC824x CPUs
-  - mpc8260    Files specific to Motorola MPC8260 CPUs
-  - mpc85xx    Files specific to Motorola MPC85xx CPUs
+  - mpc5xx     Files specific to Freescale MPC5xx  CPUs
+  - mpc5xxx    Files specific to Freescale MPC5xxx CPUs
+  - mpc8xx     Files specific to Freescale MPC8xx  CPUs
+  - mpc8220    Files specific to Freescale MPC8220 CPUs
+  - mpc824x    Files specific to Freescale MPC824x CPUs
+  - mpc8260    Files specific to Freescale MPC8260 CPUs
+  - mpc85xx    Files specific to Freescale MPC85xx CPUs

   - nios       Files specific to Altera NIOS CPUs
   - nios       Files specific to Altera NIOS CPUs

+  - nios2      Files specific to Altera Nios-II CPUs

   - ppc4xx     Files specific to IBM PowerPC 4xx CPUs
   - pxa                Files specific to Intel XScale PXA CPUs
   - s3c44b0    Files specific to Samsung S3C44B0 CPUs
   - ppc4xx     Files specific to IBM PowerPC 4xx CPUs
   - pxa                Files specific to Intel XScale PXA CPUs
   - s3c44b0    Files specific to Samsung S3C44B0 CPUs


@@ -225,6 +230,7 @@ The following options need to be configured:
                -------------------
                CONFIG_MPC823,  CONFIG_MPC850,  CONFIG_MPC855,  CONFIG_MPC860
        or      CONFIG_MPC5xx
                -------------------
                CONFIG_MPC823,  CONFIG_MPC850,  CONFIG_MPC855,  CONFIG_MPC860
        or      CONFIG_MPC5xx

+       or      CONFIG_MPC8220

        or      CONFIG_MPC824X, CONFIG_MPC8260
        or      CONFIG_MPC85xx
        or      CONFIG_IOP480
        or      CONFIG_MPC824X, CONFIG_MPC8260
        or      CONFIG_MPC85xx
        or      CONFIG_IOP480


@@ -242,7 +248,11 @@ The following options need to be configured:
 
                MicroBlaze based CPUs:
                ----------------------
 
                MicroBlaze based CPUs:
                ----------------------

-               CONFIG_MICROBLZE
+               CONFIG_MICROBLAZE
+
+               Nios-2 based CPUs:
+               ----------------------
+               CONFIG_NIOS2

 
 
 - Board Type:  Define exactly one of
 
 
 - Board Type:  Define exactly one of


@@ -250,57 +260,65 @@ The following options need to be configured:
                PowerPC based boards:
                ---------------------
 
                PowerPC based boards:
                ---------------------
 

-               CONFIG_ADCIOP,          CONFIG_ADS860,          CONFIG_AMX860,
-               CONFIG_AR405,           CONFIG_BAB7xx,          CONFIG_c2mon,
-               CONFIG_CANBT,           CONFIG_CCM,             CONFIG_CMI,
-               CONFIG_cogent_mpc8260,  CONFIG_cogent_mpc8xx,   CONFIG_CPCI405,
-               CONFIG_CPCI4052,        CONFIG_CPCIISER4,       CONFIG_CPU86,
-               CONFIG_CRAYL1,          CONFIG_CU824,           CONFIG_DASA_SIM,
-               CONFIG_DB64360,         CONFIG_DB64460,         CONFIG_DU405,
-               CONFIG_DUET_ADS,        CONFIG_EBONY,           CONFIG_ELPPC,
-               CONFIG_ELPT860,         CONFIG_ep8260,          CONFIG_ERIC,
-               CONFIG_ESTEEM192E,      CONFIG_ETX094,          CONFIG_EVB64260,
-               CONFIG_FADS823,         CONFIG_FADS850SAR,      CONFIG_FADS860T,
-               CONFIG_FLAGADM,         CONFIG_FPS850L,         CONFIG_FPS860L,
-               CONFIG_GEN860T,         CONFIG_GENIETV,         CONFIG_GTH,
-               CONFIG_gw8260,          CONFIG_hermes,          CONFIG_hymod,
-               CONFIG_IAD210,          CONFIG_ICU862,          CONFIG_IP860,
-               CONFIG_IPHASE4539,      CONFIG_IVML24,          CONFIG_IVML24_128,
-               CONFIG_IVML24_256,      CONFIG_IVMS8,           CONFIG_IVMS8_128,
-               CONFIG_IVMS8_256,       CONFIG_JSE,             CONFIG_LANTEC,
-               CONFIG_lwmon,           CONFIG_MBX,             CONFIG_MBX860T,
-               CONFIG_MHPC,            CONFIG_MIP405,          CONFIG_MOUSSE,
-               CONFIG_MPC8260ADS,      CONFIG_MPC8540ADS,      CONFIG_MPC8560ADS,
-               CONFIG_MUSENKI,         CONFIG_MVS1,            CONFIG_NETPHONE,
-               CONFIG_NETTA,           CONFIG_NETVIA,          CONFIG_NX823,
-               CONFIG_OCRTC,           CONFIG_ORSG,            CONFIG_OXC,
-               CONFIG_PCI405,          CONFIG_PCIPPC2,         CONFIG_PCIPPC6,
-               CONFIG_pcu_e,           CONFIG_PIP405,          CONFIG_PM826,
-               CONFIG_ppmc8260,        CONFIG_QS823,           CONFIG_QS850,
-               CONFIG_QS860T,          CONFIG_RBC823,          CONFIG_RPXClassic,
-               CONFIG_RPXlite,         CONFIG_RPXsuper,        CONFIG_rsdproto,
-               CONFIG_sacsng,          CONFIG_Sandpoint8240,   CONFIG_Sandpoint8245,
-               CONFIG_sbc8260,         CONFIG_SM850,           CONFIG_SPD823TS,
-               CONFIG_STXGP3,          CONFIG_SXNI855T,        CONFIG_TQM823L,
-               CONFIG_TQM8260,         CONFIG_TQM850L,         CONFIG_TQM855L,
-               CONFIG_TQM860L,         CONFIG_TTTech,          CONFIG_UTX8245,
-               CONFIG_V37,             CONFIG_W7OLMC,          CONFIG_W7OLMG,
-               CONFIG_WALNUT405,       CONFIG_ZPC1900,         CONFIG_ZUMA,
+               CONFIG_ADCIOP           CONFIG_GEN860T          CONFIG_PCI405
+               CONFIG_ADS860           CONFIG_GENIETV          CONFIG_PCIPPC2
+               CONFIG_AMX860           CONFIG_GTH              CONFIG_PCIPPC6
+               CONFIG_AR405            CONFIG_gw8260           CONFIG_pcu_e
+               CONFIG_BAB7xx           CONFIG_hermes           CONFIG_PIP405
+               CONFIG_c2mon            CONFIG_hymod            CONFIG_PM826
+               CONFIG_CANBT            CONFIG_IAD210           CONFIG_ppmc8260
+               CONFIG_CCM              CONFIG_ICU862           CONFIG_QS823
+               CONFIG_CMI              CONFIG_IP860            CONFIG_QS850
+               CONFIG_cogent_mpc8260   CONFIG_IPHASE4539       CONFIG_QS860T
+               CONFIG_cogent_mpc8xx    CONFIG_IVML24           CONFIG_RBC823
+               CONFIG_CPCI405          CONFIG_IVML24_128       CONFIG_RPXClassic
+               CONFIG_CPCI4052         CONFIG_IVML24_256       CONFIG_RPXlite
+               CONFIG_CPCIISER4        CONFIG_IVMS8            CONFIG_RPXsuper
+               CONFIG_CPU86            CONFIG_IVMS8_128        CONFIG_rsdproto
+               CONFIG_CRAYL1           CONFIG_IVMS8_256        CONFIG_sacsng
+               CONFIG_CSB272           CONFIG_JSE              CONFIG_Sandpoint8240
+               CONFIG_CU824            CONFIG_LANTEC           CONFIG_Sandpoint8245
+               CONFIG_DASA_SIM         CONFIG_lwmon            CONFIG_sbc8260
+               CONFIG_DB64360          CONFIG_MBX              CONFIG_sbc8560
+               CONFIG_DB64460          CONFIG_MBX860T          CONFIG_SM850
+               CONFIG_DU405            CONFIG_MHPC             CONFIG_SPD823TS
+               CONFIG_DUET_ADS         CONFIG_MIP405           CONFIG_STXGP3
+               CONFIG_EBONY            CONFIG_MOUSSE           CONFIG_SXNI855T
+               CONFIG_ELPPC            CONFIG_MPC8260ADS       CONFIG_TQM823L
+               CONFIG_ELPT860          CONFIG_MPC8540ADS       CONFIG_TQM8260
+               CONFIG_ep8260           CONFIG_MPC8560ADS       CONFIG_TQM850L
+               CONFIG_ERIC             CONFIG_MUSENKI          CONFIG_TQM855L
+               CONFIG_ESTEEM192E       CONFIG_MVS1             CONFIG_TQM860L
+               CONFIG_ETX094           CONFIG_NETPHONE         CONFIG_TTTech
+               CONFIG_EVB64260         CONFIG_NETTA            CONFIG_UTX8245
+               CONFIG_FADS823          CONFIG_NETVIA           CONFIG_V37
+               CONFIG_FADS850SAR       CONFIG_NX823            CONFIG_W7OLMC
+               CONFIG_FADS860T         CONFIG_OCRTC            CONFIG_W7OLMG
+               CONFIG_FLAGADM          CONFIG_ORSG             CONFIG_WALNUT405
+               CONFIG_FPS850L          CONFIG_OXC              CONFIG_ZPC1900
+               CONFIG_FPS860L                                  CONFIG_ZUMA

 
                ARM based boards:
                -----------------
 
 
                ARM based boards:
                -----------------
 

-               CONFIG_AT91RM9200DK,            CONFIG_DNP1110,         CONFIG_EP7312,
-               CONFIG_H2_OMAP1610,             CONFIG_HHP_CRADLE,      CONFIG_IMPA7,
-               CONFIG_INNOVATOROMAP1510,   CONFIG_INNOVATOROMAP1610,   CONFIG_LART,
-               CONFIG_LUBBOCK,                 CONFIG_SHANNON,         CONFIG_SMDK2400,
-               CONFIG_SMDK2410,                CONFIG_TRAB,            CONFIG_VCMA9,
+               CONFIG_AT91RM9200DK,            CONFIG_CERF250,         CONFIG_DNP1110,
+               CONFIG_EP7312,                  CONFIG_H2_OMAP1610,     CONFIG_HHP_CRADLE,
+               CONFIG_IMPA7,           CONFIG_INNOVATOROMAP1510,       CONFIG_INNOVATOROMAP1610,
+               CONFIG_LART,                    CONFIG_LPD7A400         CONFIG_LUBBOCK,
+               CONFIG_OSK_OMAP5912,            CONFIG_SHANNON,         CONFIG_P2_OMAP730,
+               CONFIG_SMDK2400,                CONFIG_SMDK2410,        CONFIG_TRAB,
+               CONFIG_VCMA9

 
                MicroBlaze based boards:
                ------------------------
 
                CONFIG_SUZAKU
 
 
                MicroBlaze based boards:
                ------------------------
 
                CONFIG_SUZAKU
 

+               Nios-2 based boards:
+               ------------------------
+
+               CONFIG_PCI5441 CONFIG_PK1C20
+

 
 - CPU Module Type: (if CONFIG_COGENT is defined)
                Define exactly one of
 
 - CPU Module Type: (if CONFIG_COGENT is defined)
                Define exactly one of


@@ -336,16 +354,17 @@ The following options need to be configured:
                CONFIG_MPC8240, CONFIG_MPC8245
 
 - 8xx CPU Options: (if using an MPC8xx cpu)
                CONFIG_MPC8240, CONFIG_MPC8245
 
 - 8xx CPU Options: (if using an MPC8xx cpu)

-               Define one or more of
-               CONFIG_8xx_GCLK_FREQ    - if get_gclk_freq() cannot work
+               CONFIG_8xx_GCLK_FREQ    - deprecated: CPU clock if
+                                         get_gclk_freq() cannot work

                                          e.g. if there is no 32KHz
                                          reference PIT/RTC clock
                                          e.g. if there is no 32KHz
                                          reference PIT/RTC clock

+               CONFIG_8xx_OSCLK        - PLL input clock (either EXTCLK
+                                         or XTAL/EXTAL)

 
 

-- 859/866 CPU options: (if using a MPC859 or MPC866 CPU):
-               CFG_866_OSCCLK
-               CFG_866_CPUCLK_MIN
-               CFG_866_CPUCLK_MAX
-               CFG_866_CPUCLK_DEFAULT
+- 859/866/885 CPU options: (if using a MPC859 or MPC866 or MPC885 CPU):
+               CFG_8xx_CPUCLK_MIN
+               CFG_8xx_CPUCLK_MAX
+               CONFIG_8xx_CPUCLK_DEFAULT

                        See doc/README.MPC866
 
                CFG_MEASURE_CPUCLK
                        See doc/README.MPC866
 
                CFG_MEASURE_CPUCLK


@@ -355,7 +374,7 @@ The following options need to be configured:
                values. Mostly useful for board bringup to make sure
                the PLL is locked at the intended frequency. Note
                that this requires a (stable) reference clock (32 kHz
                values. Mostly useful for board bringup to make sure
                the PLL is locked at the intended frequency. Note
                that this requires a (stable) reference clock (32 kHz

-               RTC clock),
+               RTC clock or CFG_8XX_XIN)

 
 - Linux Kernel Interface:
                CONFIG_CLOCKS_IN_MHZ
 
 - Linux Kernel Interface:
                CONFIG_CLOCKS_IN_MHZ


@@ -377,6 +396,27 @@ The following options need to be configured:
                expect it to be in bytes, others in MB.
                Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes.
 
                expect it to be in bytes, others in MB.
                Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes.
 

+- Serial Ports:
+               CFG_PL010_SERIAL
+
+               Define this if you want support for Amba PrimeCell PL010 UARTs.
+
+               CFG_PL011_SERIAL
+
+               Define this if you want support for Amba PrimeCell PL011 UARTs.
+
+               CONFIG_PL011_CLOCK
+
+               If you have Amba PrimeCell PL011 UARTs, set this variable to
+               the clock speed of the UARTs.
+
+               CONFIG_PL01x_PORTS
+
+               If you have Amba PrimeCell PL010 or PL011 UARTs on your board,
+               define this to a list of base addresses for each (supported)
+               port. See e.g. include/configs/versatile.h
+
+

 - Console Interface:
                Depending on board, define exactly one serial port
                (like CONFIG_8xx_CONS_SMC1, CONFIG_8xx_CONS_SMC2,
 - Console Interface:
                Depending on board, define exactly one serial port
                (like CONFIG_8xx_CONS_SMC1, CONFIG_8xx_CONS_SMC2,


@@ -538,22 +578,23 @@ The following options need to be configured:
                CFG_CMD_ASKENV  * ask for env variable
                CFG_CMD_AUTOSCRIPT Autoscript Support
                CFG_CMD_BDI       bdinfo
                CFG_CMD_ASKENV  * ask for env variable
                CFG_CMD_AUTOSCRIPT Autoscript Support
                CFG_CMD_BDI       bdinfo

-               CFG_CMD_BEDBUG    Include BedBug Debugger
+               CFG_CMD_BEDBUG  * Include BedBug Debugger

                CFG_CMD_BMP     * BMP support
                CFG_CMD_BMP     * BMP support

+               CFG_CMD_BSP     * Board specific commands

                CFG_CMD_BOOTD     bootd
                CFG_CMD_BOOTD     bootd

-               CFG_CMD_CACHE     icache, dcache
+               CFG_CMD_CACHE   * icache, dcache

                CFG_CMD_CONSOLE   coninfo
                CFG_CMD_DATE    * support for RTC, date/time...
                CFG_CMD_CONSOLE   coninfo
                CFG_CMD_DATE    * support for RTC, date/time...

-               CFG_CMD_DHCP      DHCP support
+               CFG_CMD_DHCP    * DHCP support

                CFG_CMD_DIAG    * Diagnostics
                CFG_CMD_DOC     * Disk-On-Chip Support
                CFG_CMD_DIAG    * Diagnostics
                CFG_CMD_DOC     * Disk-On-Chip Support

-               CFG_CMD_DTT       Digital Therm and Thermostat
+               CFG_CMD_DTT     * Digital Therm and Thermostat

                CFG_CMD_ECHO    * echo arguments
                CFG_CMD_EEPROM  * EEPROM read/write support
                CFG_CMD_ECHO    * echo arguments
                CFG_CMD_EEPROM  * EEPROM read/write support

-               CFG_CMD_ELF       bootelf, bootvx
+               CFG_CMD_ELF     * bootelf, bootvx

                CFG_CMD_ENV       saveenv
                CFG_CMD_FDC     * Floppy Disk Support
                CFG_CMD_ENV       saveenv
                CFG_CMD_FDC     * Floppy Disk Support

-               CFG_CMD_FAT       FAT partition support
+               CFG_CMD_FAT     * FAT partition support

                CFG_CMD_FDOS    * Dos diskette Support
                CFG_CMD_FLASH     flinfo, erase, protect
                CFG_CMD_FPGA      FPGA device initialization support
                CFG_CMD_FDOS    * Dos diskette Support
                CFG_CMD_FLASH     flinfo, erase, protect
                CFG_CMD_FPGA      FPGA device initialization support


@@ -564,16 +605,16 @@ The following options need to be configured:
                CFG_CMD_IMLS      List all found images
                CFG_CMD_IMMAP   * IMMR dump support
                CFG_CMD_IRQ     * irqinfo
                CFG_CMD_IMLS      List all found images
                CFG_CMD_IMMAP   * IMMR dump support
                CFG_CMD_IRQ     * irqinfo

-               CFG_CMD_ITEST   * Integer/string test of 2 values
+               CFG_CMD_ITEST     Integer/string test of 2 values

                CFG_CMD_JFFS2   * JFFS2 Support
                CFG_CMD_KGDB    * kgdb
                CFG_CMD_LOADB     loadb
                CFG_CMD_LOADS     loads
                CFG_CMD_MEMORY    md, mm, nm, mw, cp, cmp, crc, base,
                CFG_CMD_JFFS2   * JFFS2 Support
                CFG_CMD_KGDB    * kgdb
                CFG_CMD_LOADB     loadb
                CFG_CMD_LOADS     loads
                CFG_CMD_MEMORY    md, mm, nm, mw, cp, cmp, crc, base,

-                                 loop, mtest
+                                 loop, loopw, mtest

                CFG_CMD_MISC      Misc functions like sleep etc
                CFG_CMD_MISC      Misc functions like sleep etc

-               CFG_CMD_MMC       MMC memory mapped support
-               CFG_CMD_MII       MII utility commands
+               CFG_CMD_MMC     * MMC memory mapped support
+               CFG_CMD_MII     * MII utility commands

                CFG_CMD_NAND    * NAND support
                CFG_CMD_NET       bootp, tftpboot, rarpboot
                CFG_CMD_PCI     * pciinfo
                CFG_CMD_NAND    * NAND support
                CFG_CMD_NET       bootp, tftpboot, rarpboot
                CFG_CMD_PCI     * pciinfo


@@ -582,7 +623,7 @@ The following options need to be configured:
                CFG_CMD_PORTIO  * Port I/O
                CFG_CMD_REGINFO * Register dump
                CFG_CMD_RUN       run command in env variable
                CFG_CMD_PORTIO  * Port I/O
                CFG_CMD_REGINFO * Register dump
                CFG_CMD_RUN       run command in env variable

-               CFG_CMD_SAVES     save S record dump
+               CFG_CMD_SAVES   * save S record dump

                CFG_CMD_SCSI    * SCSI Support
                CFG_CMD_SDRAM   * print SDRAM configuration information
                CFG_CMD_SETGETDCR Support for DCR Register access (4xx only)
                CFG_CMD_SCSI    * SCSI Support
                CFG_CMD_SDRAM   * print SDRAM configuration information
                CFG_CMD_SETGETDCR Support for DCR Register access (4xx only)


@@ -594,13 +635,13 @@ The following options need to be configured:
                -----------------------------------------------
                CFG_CMD_ALL     all
 
                -----------------------------------------------
                CFG_CMD_ALL     all
 

-               CFG_CMD_DFL     Default configuration; at the moment
+               CONFIG_CMD_DFL  Default configuration; at the moment

                                this is includes all commands, except
                                the ones marked with "*" in the list
                                above.
 
                If you don't define CONFIG_COMMANDS it defaults to
                                this is includes all commands, except
                                the ones marked with "*" in the list
                                above.
 
                If you don't define CONFIG_COMMANDS it defaults to

-               CFG_CMD_DFL in include/cmd_confdefs.h. A board can
+               CONFIG_CMD_DFL in include/cmd_confdefs.h. A board can

                override the default settings in the respective
                include file.
 
                override the default settings in the respective
                include file.
 


@@ -650,6 +691,7 @@ The following options need to be configured:
                CONFIG_RTC_DS1337       - use Maxim, Inc. DS1337 RTC
                CONFIG_RTC_DS1338       - use Maxim, Inc. DS1338 RTC
                CONFIG_RTC_DS164x       - use Dallas DS164x RTC
                CONFIG_RTC_DS1337       - use Maxim, Inc. DS1337 RTC
                CONFIG_RTC_DS1338       - use Maxim, Inc. DS1338 RTC
                CONFIG_RTC_DS164x       - use Dallas DS164x RTC

+               CONFIG_RTC_MAX6900      - use Maxim, Inc. MAX6900 RTC

 
                Note that if the RTC uses I2C, then the I2C interface
                must also be configured. See I2C Support, below.
 
                Note that if the RTC uses I2C, then the I2C interface
                must also be configured. See I2C Support, below.


@@ -739,12 +781,26 @@ The following options need to be configured:
                        CONFIG_LAN91C96_USE_32_BIT
                        Define this to enable 32 bit addressing
 
                        CONFIG_LAN91C96_USE_32_BIT
                        Define this to enable 32 bit addressing
 

+               CONFIG_DRIVER_SMC91111
+               Support for SMSC's LAN91C111 chip
+
+                       CONFIG_SMC91111_BASE
+                       Define this to hold the physical address
+                       of the device (I/O space)
+
+                       CONFIG_SMC_USE_32_BIT
+                       Define this if data bus is 32 bits
+
+                       CONFIG_SMC_USE_IOFUNCS
+                       Define this to use i/o functions instead of macros
+                       (some hardware wont work with macros)
+

 - USB Support:
                At the moment only the UHCI host controller is
                supported (PIP405, MIP405, MPC5200); define
                CONFIG_USB_UHCI to enable it.
                define CONFIG_USB_KEYBOARD to enable the USB Keyboard
 - USB Support:
                At the moment only the UHCI host controller is
                supported (PIP405, MIP405, MPC5200); define
                CONFIG_USB_UHCI to enable it.
                define CONFIG_USB_KEYBOARD to enable the USB Keyboard

-               end define CONFIG_USB_STORAGE to enable the USB
+               and define CONFIG_USB_STORAGE to enable the USB

                storage devices.
                Note:
                Supported are USB Keyboards and USB Floppy drives
                storage devices.
                Note:
                Supported are USB Keyboards and USB Floppy drives


@@ -765,6 +821,24 @@ The following options need to be configured:
                enabled with CFG_CMD_MMC. The MMC driver also works with
                the FAT fs. This is enabled with CFG_CMD_FAT.
 
                enabled with CFG_CMD_MMC. The MMC driver also works with
                the FAT fs. This is enabled with CFG_CMD_FAT.
 

+- Journaling Flash filesystem support:
+               CONFIG_JFFS2_NAND, CONFIG_JFFS2_NAND_OFF, CONFIG_JFFS2_NAND_SIZE,
+               CONFIG_JFFS2_NAND_DEV
+               Define these for a default partition on a NAND device
+
+               CFG_JFFS2_FIRST_SECTOR,
+               CFG_JFFS2_FIRST_BANK, CFG_JFFS2_NUM_BANKS
+               Define these for a default partition on a NOR device
+
+               CFG_JFFS_CUSTOM_PART
+               Define this to create an own partition. You have to provide a
+               function struct part_info* jffs2_part_info(int part_num)
+
+               If you define only one JFFS2 partition you may also want to
+               #define CFG_JFFS_SINGLE_PART    1
+               to disable the command chpart. This is the default when you
+               have not defined a custom partition
+

 - Keyboard Support:
                CONFIG_ISA_KEYBOARD
 
 - Keyboard Support:
                CONFIG_ISA_KEYBOARD
 


@@ -878,7 +952,7 @@ The following options need to be configured:
                If this option is set, the environment is checked for
                a variable "splashimage". If found, the usual display
                of logo, copyright and system information on the LCD
                If this option is set, the environment is checked for
                a variable "splashimage". If found, the usual display
                of logo, copyright and system information on the LCD

-               is supressed and the BMP image at the address
+               is suppressed and the BMP image at the address

                specified in "splashimage" is loaded instead. The
                console is redirected to the "nulldev", too. This
                allows for a "silent" boot where a splash screen is
                specified in "splashimage" is loaded instead. The
                console is redirected to the "nulldev", too. This
                allows for a "silent" boot where a splash screen is


@@ -895,6 +969,32 @@ The following options need to be configured:
                the malloc area (as defined by CFG_MALLOC_LEN) should
                be at least 4MB.
 
                the malloc area (as defined by CFG_MALLOC_LEN) should
                be at least 4MB.
 

+- MII/PHY support:
+               CONFIG_PHY_ADDR
+
+               The address of PHY on MII bus.
+
+               CONFIG_PHY_CLOCK_FREQ (ppc4xx)
+
+               The clock frequency of the MII bus
+
+               CONFIG_PHY_GIGE
+
+               If this option is set, support for speed/duplex
+               detection of Gigabit PHY is included.
+
+               CONFIG_PHY_RESET_DELAY
+
+               Some PHY like Intel LXT971A need extra delay after
+               reset before any MII register access is possible.
+               For such PHY, set this option to the usec delay
+               required. (minimum 300usec for LXT971A)
+
+               CONFIG_PHY_CMD_DELAY (ppc4xx)
+
+               Some PHY like Intel LXT971A need extra delay after
+               command issued before MII status register can be read
+

 - Ethernet address:
                CONFIG_ETHADDR
                CONFIG_ETH2ADDR
 - Ethernet address:
                CONFIG_ETHADDR
                CONFIG_ETH2ADDR


@@ -1129,6 +1229,12 @@ The following options need to be configured:
                custom i2c_init_board() routine in boards/xxx/board.c
                is run early in the boot sequence.
 
                custom i2c_init_board() routine in boards/xxx/board.c
                is run early in the boot sequence.
 

+               CONFIG_I2CFAST (PPC405GP|PPC405EP only)
+
+               This option enables configuration of bi_iic_fast[] flags
+               in u-boot bd_info structure based on u-boot environment
+               variable "i2cfast". (see also i2cfast)
+

 - SPI Support: CONFIG_SPI
 
                Enables SPI driver (so far only tested with
 - SPI Support: CONFIG_SPI
 
                Enables SPI driver (so far only tested with


@@ -1779,6 +1885,16 @@ to save the current settings.
          environment area within the total memory of your DataFlash placed
          at the specified address.
 
          environment area within the total memory of your DataFlash placed
          at the specified address.
 

+- CFG_ENV_IS_IN_NAND:
+
+       Define this if you have a NAND device which you want to use
+       for the environment.
+
+       - CFG_ENV_OFFSET:
+       - CFG_ENV_SIZE:
+
+         These two #defines specify the offset and size of the environment
+         area within the first NAND device.

 
 - CFG_SPI_INIT_OFFSET
 
 
 - CFG_SPI_INIT_OFFSET
 


@@ -1861,9 +1977,9 @@ Low Level (hardware related) configuration options:
                source code. It is used to make hardware dependant
                initializations.
 
                source code. It is used to make hardware dependant
                initializations.
 

-- CFG_IMMR:    Physical address of the Internal Memory Mapped
-               Register; DO NOT CHANGE! (11-4)
-               [MPC8xx systems only]
+- CFG_IMMR:    Physical address of the Internal Memory.
+               DO NOT CHANGE unless you know exactly what you're
+               doing! (11-4) [MPC8xx/82xx systems only]

 
 - CFG_INIT_RAM_ADDR:
 
 
 - CFG_INIT_RAM_ADDR:
 


@@ -1993,6 +2109,24 @@ Low Level (hardware related) configuration options:
                and crc32 is the correct crc32 which the
                area should have.
 
                and crc32 is the correct crc32 which the
                area should have.
 

+- CONFIG_LOOPW
+               Add the "loopw" memory command. This only takes effect if
+               the memory commands are activated globally (CFG_CMD_MEM).
+
+- CONFIG_MX_CYCLIC
+               Add the "mdc" and "mwc" memory commands. These are cyclic
+               "md/mw" commands.
+               Examples:
+
+               => mdc.b 10 4 500
+               This command will print 4 bytes (10,11,12,13) each 500 ms.
+
+               => mwc.l 100 12345678 10
+               This command will write 12345678 to address 100 all 10 ms.
+
+               This only takes effect if the memory commands are activated
+               globally (CFG_CMD_MEM).
+

 Building the Software:
 ======================
 
 Building the Software:
 ======================
 


@@ -2020,27 +2154,32 @@ is done by typing:
 where "NAME_config" is the name of one of the existing
 configurations; the following names are supported:
 
 where "NAME_config" is the name of one of the existing
 configurations; the following names are supported:
 

-       ADCIOP_config           ADS860_config           AR405_config
-       at91rm9200dk_config     CANBT_config            cmi_mpc5xx_config
-       cogent_common_config    cogent_mpc8260_config   cogent_mpc8xx_config
-       CPCI405_config          CPCIISER4_config        CU824_config
-       DUET_ADS_config         EBONY_config            ELPT860_config
-       ESTEEM192E_config       ETX094_config           FADS823_config
-       FADS850SAR_config       FADS860T_config         FPS850L_config
-       FPS860L_config          GEN860T_config          GENIETV_config
-       GTH_config              hermes_config           hymod_config
-       IP860_config            IVML24_config           IVMS8_config
-       JSE_config              LANTEC_config           lwmon_config
-       MBX860T_config          MBX_config              MPC8260ADS_config
-       MPC8540ADS_config       MPC8560ADS_config       NETVIA_config
-       omap1510inn_config      omap1610h2_config       omap1610inn_config
-       pcu_e_config            PIP405_config           QS823_config
-       QS850_config            QS860T_config           RPXlite_config
-       RPXsuper_config         rsdproto_config         Sandpoint8240_config
-       sbc8260_config          SM850_config            SPD823TS_config
-       stxgp3_config           SXNI855T_config         TQM823L_config
-       TQM850L_config          TQM855L_config          TQM860L_config
-       WALNUT405_config        ZPC1900_config
+       ADCIOP_config           FPS860L_config          omap730p2_config
+       ADS860_config           GEN860T_config          pcu_e_config
+       Alaska8220_config
+       AR405_config            GENIETV_config          PIP405_config
+       at91rm9200dk_config     GTH_config              QS823_config
+       CANBT_config            hermes_config           QS850_config
+       cmi_mpc5xx_config       hymod_config            QS860T_config
+       cogent_common_config    IP860_config            RPXlite_config
+       cogent_mpc8260_config   IVML24_config           RPXlite_DW_config
+       cogent_mpc8xx_config    IVMS8_config            RPXsuper_config
+       CPCI405_config          JSE_config              rsdproto_config
+       CPCIISER4_config        LANTEC_config           Sandpoint8240_config
+       csb272_config           lwmon_config            sbc8260_config
+       CU824_config            MBX860T_config          sbc8560_33_config
+       DUET_ADS_config         MBX_config              sbc8560_66_config
+       EBONY_config            MPC8260ADS_config       SM850_config
+       ELPT860_config          MPC8540ADS_config       SPD823TS_config
+       ESTEEM192E_config       MPC8560ADS_config       stxgp3_config
+       ETX094_config           NETVIA_config           SXNI855T_config
+       FADS823_config          omap1510inn_config      TQM823L_config
+       FADS850SAR_config       omap1610h2_config       TQM850L_config
+       FADS860T_config         omap1610inn_config      TQM855L_config
+       FPS850L_config          omap5912osk_config      TQM860L_config
+                                                       WALNUT405_config
+                                                       Yukon8220_config
+                                                       ZPC1900_config

 
 Note: for some board special configuration names may exist; check if
       additional information is available from the board vendor; for
 
 Note: for some board special configuration names may exist; check if
       additional information is available from the board vendor; for


@@ -2162,6 +2301,7 @@ iminfo    - print header information for application image
 coninfo - print console devices and informations
 ide    - IDE sub-system
 loop   - infinite loop on address range
 coninfo - print console devices and informations
 ide    - IDE sub-system
 loop   - infinite loop on address range

+loopw  - infinite write loop on address range

 mtest  - simple RAM test
 icache - enable or disable instruction cache
 dcache - enable or disable data cache
 mtest  - simple RAM test
 icache - enable or disable instruction cache
 dcache - enable or disable data cache


@@ -2221,6 +2361,12 @@ Some configuration options can be set using Environment Variables:
                  This can be used to load and uncompress arbitrary
                  data.
 
                  This can be used to load and uncompress arbitrary
                  data.
 

+  i2cfast      - (PPC405GP|PPC405EP only)
+                 if set to 'y' configures Linux I2C driver for fast
+                 mode (400kHZ). This environment variable is used in
+                 initialization code. So, for changes to be effective
+                 it must be saved and board must be reset.
+

   initrd_high  - restrict positioning of initrd images:
                  If this variable is not set, initrd images will be
                  copied to the highest possible address in RAM; this
   initrd_high  - restrict positioning of initrd images:
                  If this variable is not set, initrd images will be
                  copied to the highest possible address in RAM; this