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author | Takashi Iwai <tiwai@suse.de> | 2012-08-20 21:26:04 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-08-20 21:26:04 +0200 |
commit | f0b433e9f362e0b7f0ce7d1489dd7feba068605d (patch) | |
tree | d4bfd9489cf4a96a55d83af20919f477a846d585 /arch/arm/mach-shmobile/pm-r8a7740.c | |
parent | Merge branch 'topic/ca0132-fix' into for-linus (diff) | |
parent | ASoC: wm9712: Fix inverted capture volume (diff) | |
download | linux-f0b433e9f362e0b7f0ce7d1489dd7feba068605d.tar.xz linux-f0b433e9f362e0b7f0ce7d1489dd7feba068605d.zip |
Merge tag 'asoc-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Additional updates for 3.6
A batch more bugfixes, all driver-specific and fairly small and
unremarkable in a global context. The biggest batch are for the newly
added Arizona drivers.
Diffstat (limited to 'arch/arm/mach-shmobile/pm-r8a7740.c')
-rw-r--r-- | arch/arm/mach-shmobile/pm-r8a7740.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/pm-r8a7740.c b/arch/arm/mach-shmobile/pm-r8a7740.c new file mode 100644 index 000000000000..893504d012a6 --- /dev/null +++ b/arch/arm/mach-shmobile/pm-r8a7740.c @@ -0,0 +1,54 @@ +/* + * r8a7740 power management support + * + * Copyright (C) 2012 Renesas Solutions Corp. + * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/console.h> +#include <mach/pm-rmobile.h> + +#ifdef CONFIG_PM +static int r8a7740_pd_a4s_suspend(void) +{ + /* + * The A4S domain contains the CPU core and therefore it should + * only be turned off if the CPU is in use. + */ + return -EBUSY; +} + +struct rmobile_pm_domain r8a7740_pd_a4s = { + .genpd.name = "A4S", + .bit_shift = 10, + .gov = &pm_domain_always_on_gov, + .no_debug = true, + .suspend = r8a7740_pd_a4s_suspend, +}; + +static int r8a7740_pd_a3sp_suspend(void) +{ + /* + * Serial consoles make use of SCIF hardware located in A3SP, + * keep such power domain on if "no_console_suspend" is set. + */ + return console_suspend_enabled ? 0 : -EBUSY; +} + +struct rmobile_pm_domain r8a7740_pd_a3sp = { + .genpd.name = "A3SP", + .bit_shift = 11, + .gov = &pm_domain_always_on_gov, + .no_debug = true, + .suspend = r8a7740_pd_a3sp_suspend, +}; + +struct rmobile_pm_domain r8a7740_pd_a4lc = { + .genpd.name = "A4LC", + .bit_shift = 1, +}; + +#endif /* CONFIG_PM */ |