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| author | Philippe Rétornaz <philippe.retornaz@epfl.ch> | 2011-09-18 18:10:53 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2011-10-24 14:09:14 +0200 |
| commit | 30fc7ac3f62945a714d9842edae313a757efb49d (patch) | |
| tree | 1ded2a47f35e465785c9dcea562e52b96da845ec /drivers/mfd | |
| parent | 5ab9059d7f2055f434140046e74d3d811e4cbb15 (diff) | |
| download | linux-3.10-30fc7ac3f62945a714d9842edae313a757efb49d.tar.gz linux-3.10-30fc7ac3f62945a714d9842edae313a757efb49d.tar.bz2 linux-3.10-30fc7ac3f62945a714d9842edae313a757efb49d.zip | |
input: Add power button support for mc13783
This adds support for the power-on buttons of MC13783 PMIC.
Signed-off-by: Philippe Rétornaz <philippe.retornaz@epfl.ch>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/mc13xxx-core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index e55b2213623..edcd397cae1 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -703,6 +703,11 @@ static int mc13xxx_probe(struct spi_device *spi) enum mc13xxx_id id; int ret; + if (!pdata) { + dev_err(&spi->dev, "invalid platform data\n"); + return -EINVAL; + } + mc13xxx = kzalloc(sizeof(*mc13xxx), GFP_KERNEL); if (!mc13xxx) return -ENOMEM; @@ -763,6 +768,10 @@ err_revision: mc13xxx_add_subdevice_pdata(mc13xxx, "%s-led", pdata->leds, sizeof(*pdata->leds)); + if (pdata->buttons) + mc13xxx_add_subdevice_pdata(mc13xxx, "%s-pwrbutton", + pdata->buttons, sizeof(*pdata->buttons)); + return 0; } |