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authorEvgeniy Polyakov <johnpol@2ka.mipt.ru>2005-08-17 15:24:37 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2005-09-08 14:41:27 -0700
commit0a25e4d5647003a32ba5496f9d0f40ba9c1e3863 (patch)
tree678a0f192d7b72270ea3431f642baca9566a249b /drivers/w1/Kconfig
parenta45f105ad4b456f99f622642056ae533f70710b7 (diff)
downloadlinux-0a25e4d5647003a32ba5496f9d0f40ba9c1e3863.tar.bz2
[PATCH] w1_ds2433: Added crc16 protection and read caching.
The changes to ds2433 to add CRC16 protection and read caching. Signed-off-by: Ben Gardner <bgardner@wabtec.com> Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/w1/Kconfig')
-rw-r--r--drivers/w1/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/w1/Kconfig b/drivers/w1/Kconfig
index 1d5d0872eb4d..9a1e00dd3e02 100644
--- a/drivers/w1/Kconfig
+++ b/drivers/w1/Kconfig
@@ -61,4 +61,13 @@ config W1_DS2433
Say Y here if you want to use a 1-wire
4kb EEPROM family device (DS2433).
+config W1_DS2433_CRC
+ bool "Protect DS2433 data with a CRC16"
+ depends on W1_DS2433
+ select CRC16
+ help
+ Say Y here to protect DS2433 data with a CRC16.
+ Each block has 30 bytes of data and a two byte CRC16.
+ Full block writes are only allowed if the CRC is valid.
+
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