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OMAP3: PM debug: allow runtime toggle of PM features

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Allow enable/disable of low-power states during idle.  To
enable low-power idle:

   echo 1 > /debug/pm_debug/sleep_while_idle

 to disable:

   echo 0 > /debug/pm_debug/sleep_while_idle

Also allow enable/disable of OFF-mode.  To enable:

   echo 1 > /debug/pm_debug/enable_off_mode

 to disable:

   echo 0 > /debug/pm_debug/enable_off_mode

Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Kevin Hilman
2009-10-06 14:25:09 -07:00
parent 89139dce8a
commit c40552bc82
4 changed files with 53 additions and 2 deletions
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2
arch/arm/mach-omap2/serial.c
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@@ -155,8 +155,6 @@ static inline void __init omap_uart_reset(struct omap_uart_state *uart)
#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
static int enable_off_mode; /* to be removed by full off-mode patches */
static void omap_uart_save_context(struct omap_uart_state *uart)
{
u16 lcr = 0;