diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 15:33:25 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 15:33:25 -0700 |
commit | 4e8a780ed6e1fdb8af203f61718212d5739bc4a0 (patch) | |
tree | 2f3b28f400932d72c3940ff360a1be1fed8b0f87 /arch/arm/mach-shmobile/suspend.c | |
parent | 90ff1f30c0f401e325d6b2747618b7e3a0addaf8 (diff) | |
parent | 66ee3bef3ce0bab155de082805388bd6ec2785f8 (diff) |
Merge branch 'rmobile-latest' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* 'rmobile-latest' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (34 commits)
ARM: mach-shmobile: mackerel: add renesas_usbhs support for USB1
ARM: mach-shmobile: Correct the G4EVM SDHI0 I/O range.
ARM: arch-shmobile: sh7372: add renesas_usbhs irq support
ARM: mach-shmobile: sh73a0: mark DMA slave ID 0 as invalid
ARM: mach-shmobile: mark DMA slave ID 0 as invalid
ARM: mach-shmobile: Enable DMAEngine for SDHI on AG5EVM
ARM: mach-shmobile: Enable DMAEngine for MMCIF on AG5EVM
ARM: mach-shmobile: sh73a0 DMA Engine support for SY-DMAC
dmaengine: shdma: Update SH_DMAC_MAX_CHANNELS to 20
dmaengine: shdma: Fix SH_DMAC_MAX_CHANNELS handling
dmaengine: shdma: Make second memory window optional
ARM: mach-shmobile: Tidy up after SH7372 pm changes.
ARM: mach-shmobile: sh7372 Core Standby CPUIdle
ARM: mach-shmobile: CPUIdle support
ARM: mach-shmobile: sh7372 Core Standby Suspend-to-RAM
ARM: mach-shmobile: Suspend-to-RAM support
mailmap: Add entry for Damian Hobson-Garcia.
ARM: switch mackerel to dynamically manage the platform camera
ARM: mach-shmobile: Add SDHI support for AG5EVM and sh73a0
ARM: arch-shmobile: Use multiple irq vectors for SDHI
...
Diffstat (limited to 'arch/arm/mach-shmobile/suspend.c')
-rw-r--r-- | arch/arm/mach-shmobile/suspend.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/suspend.c b/arch/arm/mach-shmobile/suspend.c new file mode 100644 index 00000000000..c1febe13f70 --- /dev/null +++ b/arch/arm/mach-shmobile/suspend.c @@ -0,0 +1,47 @@ +/* + * Suspend-to-RAM support code for SH-Mobile ARM + * + * Copyright (C) 2011 Magnus Damm + * + * 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/pm.h> +#include <linux/suspend.h> +#include <linux/module.h> +#include <linux/err.h> +#include <asm/system.h> +#include <asm/io.h> + +static int shmobile_suspend_default_enter(suspend_state_t suspend_state) +{ + cpu_do_idle(); + return 0; +} + +static int shmobile_suspend_begin(suspend_state_t state) +{ + disable_hlt(); + return 0; +} + +static void shmobile_suspend_end(void) +{ + enable_hlt(); +} + +struct platform_suspend_ops shmobile_suspend_ops = { + .begin = shmobile_suspend_begin, + .end = shmobile_suspend_end, + .enter = shmobile_suspend_default_enter, + .valid = suspend_valid_only_mem, +}; + +static int __init shmobile_suspend_init(void) +{ + suspend_set_ops(&shmobile_suspend_ops); + return 0; +} +late_initcall(shmobile_suspend_init); |