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Diffstat (limited to 'Documentation/ABI/testing/sysfs-platform-at91')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-platform-at91 | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/Documentation/ABI/testing/sysfs-platform-at91 b/Documentation/ABI/testing/sysfs-platform-at91 deleted file mode 100644 index 4cc6a86..0000000 --- a/Documentation/ABI/testing/sysfs-platform-at91 +++ /dev/null @@ -1,25 +0,0 @@ -What: /sys/devices/platform/at91_can/net/<iface>/mb0_id -Date: January 2011 -KernelVersion: 2.6.38 -Contact: Marc Kleine-Budde <kernel@pengutronix.de> -Description: - Value representing the can_id of mailbox 0. - - Default: 0x7ff (standard frame) - - Due to a chip bug (errata 50.2.6.3 & 50.3.5.3 in - "AT91SAM9263 Preliminary 6249H-ATARM-27-Jul-09") the - contents of mailbox 0 may be send under certain - conditions (even if disabled or in rx mode). - - The workaround in the errata suggests not to use the - mailbox and load it with an unused identifier. - - In order to use an extended can_id add the - CAN_EFF_FLAG (0x80000000U) to the can_id. Example: - - - standard id 0x7ff: - echo 0x7ff > /sys/class/net/can0/mb0_id - - - extended id 0x1fffffff: - echo 0x9fffffff > /sys/class/net/can0/mb0_id |