Subject: [PATCH v6 05/16] OMAP2+: UART: Cleanup part of clock gating mechanism for uart

From: [email-masked] (Kevin Hilman)
Date: Mon, 10 Oct 2011 15:30:43 -0700

"Govindraj.R" <[email-masked]> writes:

> Currently we use a shared irq handler to identify uart activity and then
> trigger a timer. 

OK.

> Based the timeout value set from sysfs the timer used to expire.

Please re-phrase as I'm not sure what is being said here.

> If no uart-activity was detected timer-expiry func sets can_sleep
> flag. Based on this we will disable the uart clocks in idle path.
>
> Since the clock gating mechanism is outside the uart driver, we currently
> use this mechanism. In preparation to runtime implementation for omap-serial
> driver we can cleanup this mechanism and use runtime API's to gate uart clocks.
>
> Also remove timer related info from local uart_state struct and remove
> the code used to set timeout value from sysfs. Remove un-used function
> omap_uart_check_wakeup.
>
> Signed-off-by: Govindraj.R <[email-masked]>

The patch itself fine, and is a well-neede cleanup, but changelog
(especially the first part) does not read well.

Kevin