diff options
| author | Guodong Xu <guodong.xu@linaro.org> | 2012-08-10 10:07:57 +0800 |
|---|---|---|
| committer | Ryan Harkin <ryan.harkin@linaro.org> | 2012-08-10 11:44:49 +0100 |
| commit | 05a941246794127815ac8b4ed7da0fe70a2b779e (patch) | |
| tree | c3b940ce13700471b0a1d1c080ed59b178e798a6 | |
| parent | dc2ceb1a35d0245c17496632d5c1bba95ac06997 (diff) | |
drivers/stm: Update Kconfig for STM Dummy driverguodong-stm-update
| -rw-r--r-- | drivers/stm/Kconfig | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/stm/Kconfig b/drivers/stm/Kconfig index a53e8e253cf..50746a1e7ac 100644 --- a/drivers/stm/Kconfig +++ b/drivers/stm/Kconfig @@ -23,8 +23,11 @@ config STM_ARM config STM_DUMMY tristate "STM Dummy Driver" depends on STM_FW + select TRACE_SINK default n help STM Dummy Driver - provides System Trace Macrocell - support for verification purpose, no STM hardware required - + support for verification purpose, no STM hardware required. It uses + TRACE_SINK (n_tracesink line discipline) to route STM messages to + TTY devices, such as /dev/ttyprintk or ttyUSB. When n_tracesink is not + attached to TTY device, all STM messages are simply thrown away. |