diff options
Diffstat (limited to 'doc')
-rw-r--r-- | doc/README.ebony | 20 | ||||
-rw-r--r-- | doc/README.m52277evb | 8 | ||||
-rw-r--r-- | doc/README.m5373evb | 8 | ||||
-rw-r--r-- | doc/README.m54455evb | 8 | ||||
-rw-r--r-- | doc/README.m5475evb | 8 | ||||
-rw-r--r-- | doc/README.ppc440 | 4 | ||||
-rw-r--r-- | doc/README.xpedite1k | 6 |
7 files changed, 19 insertions, 43 deletions
diff --git a/doc/README.ebony b/doc/README.ebony index a395a49..a8479a4 100644 --- a/doc/README.ebony +++ b/doc/README.ebony @@ -31,17 +31,17 @@ J42: open All others are factory default. -I2C iprobe +I2C probe ===================== The i2c utilities have been tested on both Rev B. and Rev C. and look good. The CONFIG_SYS_I2C_NOPROBES macro is defined to prevent probing the CDCV850 clock controller at address 0x69 (since reading it causes the i2c implementation to misbehave. The output of -iprobe should look like this (assuming you are only using a single +'i2c probe' should look like this (assuming you are only using a single SO-DIMM: -=> iprobe +=> i2c probe Valid chip addresses: 50 53 54 Excluded chip addresses: 69 @@ -63,13 +63,13 @@ J42 - strapped This will select the default sys0 and sys1 settings (the serial eeproms are not used). Then power up the board and fix the serial -eeprom using the imm command. Here are the values I currently +eeprom using the 'i2c mm' command. Here are the values I currently use: -=> imd 50 0 10 +=> i2c md 50 0 10 0000: bf a2 04 01 ae 94 11 00 00 00 00 00 00 00 00 00 ................ -=> imd 54 0 10 +=> i2c md 54 0 10 0000: 8f b3 24 01 4d 14 11 00 00 00 00 00 00 00 00 00 ..$.M........... Once you have the eeproms set correctly change the @@ -83,8 +83,8 @@ the SPD to initialize the DDR SDRAM control registers. So if the SPD eeprom is corrupted, U-Boot will never get into ram. Here's how I got out of this situation: -0. First, _before_ playing with the i2c utilities, do an iprobe, then -use imd to capture the various device contents to a file. Some day +0. First, _before_ playing with the i2c utilities, do an 'i2c probe', then +use 'i2c md' to capture the various device contents to a file. Some day you may be glad you did this ... trust me :-). Otherwise try the following: @@ -100,12 +100,12 @@ settings without using the SPD eeprom. 3. Load the new U-Boot image and reboot ebony. -4. Repair the SPD eeprom using the imm command. Here's the eeprom +4. Repair the SPD eeprom using the 'i2c mm' command. Here's the eeprom contents that work with the default SO-DIMM that comes with the ebony board (micron 8VDDT164AG-265A1). Note: these are probably _not_ the factory settings ... but they work. -=> imd 53 0 10 80 +=> i2c md 53 0 10 80 0000: 80 08 07 0c 0a 01 40 00 04 75 75 00 80 08 00 01 ......@..uu..... 0010: 0e 04 0c 01 02 20 00 a0 75 00 00 50 3c 50 2d 20 ..... ..u..P<P- 0020: 90 90 50 50 00 00 00 00 00 41 4b 34 32 75 00 00 ..PP.....AK42u.. diff --git a/doc/README.m52277evb b/doc/README.m52277evb index e002947..bec77b4 100644 --- a/doc/README.m52277evb +++ b/doc/README.m52277evb @@ -204,16 +204,10 @@ erase - erase FLASH memory flinfo - print FLASH memory information go - start application at address 'addr' help - print online help +i2c - I2C sub-system icache - enable or disable instruction cache -icrc32 - checksum calculation -iloop - infinite loop on address range -imd - i2c memory display iminfo - print header information for application image imls - list all images found in flash -imm - i2c memory modify (auto-incrementing) -imw - memory write (fill) -inm - memory modify (constant address) -iprobe - probe to discover valid I2C chip addresses itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line diff --git a/doc/README.m5373evb b/doc/README.m5373evb index 4781d94..0bd1101 100644 --- a/doc/README.m5373evb +++ b/doc/README.m5373evb @@ -215,16 +215,10 @@ erase - erase FLASH memory flinfo - print FLASH memory information go - start application at address 'addr' help - print online help +i2c - I2C sub-system icache - enable or disable instruction cache -icrc32 - checksum calculation -iloop - infinite loop on address range -imd - i2c memory display iminfo - print header information for application image imls - list all images found in flash -imm - i2c memory modify (auto-incrementing) -imw - memory write (fill) -inm - memory modify (constant address) -iprobe - probe to discover valid I2C chip addresses itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line diff --git a/doc/README.m54455evb b/doc/README.m54455evb index f695da5..b769ff9 100644 --- a/doc/README.m54455evb +++ b/doc/README.m54455evb @@ -304,17 +304,11 @@ fsinfo - print information about filesystems fsload - load binary file from a filesystem image go - start application at address 'addr' help - print online help +i2c - I2C sub-system icache - enable or disable instruction cache -icrc32 - checksum calculation ide - IDE sub-system -iloop - infinite loop on address range -imd - i2c memory display iminfo - print header information for application image imls - list all images found in flash -imm - i2c memory modify (auto-incrementing) -imw - memory write (fill) -inm - memory modify (constant address) -iprobe - probe to discover valid I2C chip addresses itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line diff --git a/doc/README.m5475evb b/doc/README.m5475evb index dc9a605..936c018 100644 --- a/doc/README.m5475evb +++ b/doc/README.m5475evb @@ -234,16 +234,10 @@ erase - erase FLASH memory flinfo - print FLASH memory information go - start application at address 'addr' help - print online help +i2c - I2C sub-system icache - enable or disable instruction cache -icrc32 - checksum calculation -iloop - infinite loop on address range -imd - i2c memory display iminfo - print header information for application image imls - list all images found in flash -imm - i2c memory modify (auto-incrementing) -imw - memory write (fill) -inm - memory modify (constant address) -iprobe - probe to discover valid I2C chip addresses itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line diff --git a/doc/README.ppc440 b/doc/README.ppc440 index 0a5f99f..1b96458 100644 --- a/doc/README.ppc440 +++ b/doc/README.ppc440 @@ -88,7 +88,7 @@ I2C ================= The i2c utilities have been tested on both Rev B. and Rev C. and -look good. The iprobe command implementation has been updated to +look good. The 'i2c probe' command implementation has been updated to allow for 'skipped' addresses. Some i2c slaves are write only and cause problems when a probe (read) is performed (for example the CDCV850 clock controller at address 0x69 on the ebony board). @@ -97,7 +97,7 @@ To prevent probing certain addresses you can define the CONFIG_SYS_I2C_NOPROBES macro in your board-specific header file. When defined, all specified addresses are skipped during a probe. The addresses that are skipped will be displayed in the output -of the iprobe command. +of the 'i2c probe' command. For example, to prevent probing address 0x69, define the macro as follows: diff --git a/doc/README.xpedite1k b/doc/README.xpedite1k index 34bba13..1da8b80 100644 --- a/doc/README.xpedite1k +++ b/doc/README.xpedite1k @@ -23,7 +23,7 @@ strappings and the 2 EMAC HW Ethernet addresses. Be careful not to change the 1st page of the EEPROM! Unpopulated jumper J560 can get you out of trouble as it disables the strapping read from EEPROM. -I2C iprobe +I2C probe ===================== The i2c utilities work and have been tested on Rev B. of the 440GX. See @@ -47,10 +47,10 @@ J560 - closed This will select the default sys0 and sys1 settings (the serial eeproms are not used). Then power up the board and fix the serial -eeprom using the imm command. Here are the values I currently +eeprom using the 'i2c mm' command. Here are the values I currently use: -=> imd 50 0 10 +=> i2c md 50 0 10 0000: 85 7d 42 06 07 80 11 00 00 00 00 00 00 00 00 00 .}B............. |