diff options
author | Paul Mundt <lethal@linux-sh.org> | 2010-12-01 16:39:08 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-12-01 16:39:08 +0900 |
commit | fa3c9f3de2504bb09f8ad512f89837751a3eb741 (patch) | |
tree | 656df0e4ea62d1c5a45bb7bfd1b4714f4936d63b /arch/arm/mach-omap2/pm34xx.c | |
parent | 193006f7e3b1abd42d7a3677b54fa2996461a842 (diff) | |
parent | 55661fc1f105ed75852e937bf8ea408270eb0cca (diff) |
Merge branch 'sh/cachetlb' into sh-fixes-for-linus
Diffstat (limited to 'arch/arm/mach-omap2/pm34xx.c')
-rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 75c0cd13ad8e..0ec8a04b7473 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -28,6 +28,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/slab.h> +#include <linux/console.h> #include <plat/sram.h> #include <plat/clockdomain.h> @@ -385,6 +386,12 @@ void omap_sram_idle(void) omap3_enable_io_chain(); } + /* Block console output in case it is on one of the OMAP UARTs */ + if (per_next_state < PWRDM_POWER_ON || + core_next_state < PWRDM_POWER_ON) + if (try_acquire_console_sem()) + goto console_still_active; + /* PER */ if (per_next_state < PWRDM_POWER_ON) { omap_uart_prepare_idle(2); @@ -463,6 +470,9 @@ void omap_sram_idle(void) omap_uart_resume_idle(3); } + release_console_sem(); + +console_still_active: /* Disable IO-PAD and IO-CHAIN wakeup */ if (omap3_has_io_wakeup() && (per_next_state < PWRDM_POWER_ON || |