diff options
| author | Seongho Joo <sjoo@nvidia.com> | 2012-03-07 12:32:46 +0900 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2012-04-16 14:22:33 -0700 |
| commit | b3c06d9f3b9b2764edfa56816899b5d124af3c1f (patch) | |
| tree | 0a68faf6006556277774f72e3e90f96eeb496c1a /arch | |
| parent | ebfeba91c85ee4d6559a8549d8ce7f41dc2e72d2 (diff) | |
arm: tegra: xmm: add shutdown handler to off cp
add shutdown handler to turn off CP when power off
and disable irq for ap wake.
Bug 942968
Signed-off-by: Seongho Joo <sjoo@nvidia.com>
Reviewed-on: http://git-master/r/88188
(cherry picked from commit d37a1900afb9982115f18989b0114bad8f2602bd)
Change-Id: I1541453e21b46149bba08eafb0eadf9a598aa182
Reviewed-on: http://git-master/r/96455
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/baseband-xmm-power.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/baseband-xmm-power.c b/arch/arm/mach-tegra/baseband-xmm-power.c index 21f62a0849c5..0e642d8ebcb3 100644 --- a/arch/arm/mach-tegra/baseband-xmm-power.c +++ b/arch/arm/mach-tegra/baseband-xmm-power.c @@ -1131,9 +1131,24 @@ static const struct dev_pm_ops baseband_xmm_power_dev_pm_ops = { }; #endif +static int baseband_xmm_power_driver_shutdown(struct platform_device *device) +{ + struct baseband_power_platform_data *data = + (struct baseband_power_platform_data *) + device->dev.platform_data; + + pr_debug("%s\n", __func__); + disable_irq(gpio_to_irq(data->modem.xmm.ipc_ap_wake)); + /* bb_on is already down, to make sure set 0 again */ + gpio_set_value(data->modem.xmm.bb_on, 0); + gpio_set_value(data->modem.xmm.bb_rst, 0); + return 0; +} + static struct platform_driver baseband_power_driver = { .probe = baseband_xmm_power_driver_probe, .remove = baseband_xmm_power_driver_remove, + .shutdown = baseband_xmm_power_driver_shutdown, .driver = { .name = "baseband_xmm_power", #ifdef CONFIG_PM |