X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=doc%2FREADME.ppc440;h=dd8ccaad0e7ae32ef25636faa4403c44143047c0;hb=HEAD;hp=0a5f99fb1343013c60f0ba47fd7ea7a5329195d9;hpb=cb5473205206c7f14cbb1e747f28ec75b48826e2;p=kernel%2Fu-boot.git diff --git a/doc/README.ppc440 b/doc/README.ppc440 index 0a5f99f..dd8ccaa 100644 --- a/doc/README.ppc440 +++ b/doc/README.ppc440 @@ -77,18 +77,12 @@ This is controlled with the CONFIG_SYS_EXT_SERIAL_CLOCK flag. When using internal clocking, the "ideal baud rate" settings in the 440GP user manual are automatically calculated. -CONFIG_SERIAL_SOFTWARE_FIFO enables interrupt-driven serial operation. -But the last time I checked, interrupts were initialized after the -serial port causing the interrupt handler to be removed from the -handler table. This will probably be fixed soon ... or fix it -yourself and submit a patch :-) - 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 +91,7 @@ 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: