mfd: cros_ec_spi: Set wakeup capability

Set the device as wakeup capable and register the wakeup source.

Note: Though it makes more sense to have the SPI framework do this,
(either via device tree or by board_info)
this change is as per an existing mail chain:
https://lkml.org/lkml/2009/8/27/291

Signed-off-by: Prathyush K <prathyush.k@samsung.com>
Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mfd/cros_ec_spi.c b/drivers/mfd/cros_ec_spi.c
index 0cbc3dbeb37f..1fcc65ecad0e 100644
--- a/drivers/mfd/cros_ec_spi.c
+++ b/drivers/mfd/cros_ec_spi.c
@@ -381,6 +381,8 @@ static int cros_ec_spi_probe(struct spi_device *spi)
                 return err;
         }
 
+        device_init_wakeup(&spi->dev, true);
+
         return 0;
 }