mfd: Enable onkey on max8925

Enable onkey feature in max8925 driver.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index f621bcea3d0..04028a9ee08 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -90,6 +90,24 @@ static struct mfd_cell rtc_devs[] = {
         },
 };
 
+static struct resource onkey_resources[] = {
+        {
+                .name   = "max8925-onkey",
+                .start  = MAX8925_IRQ_GPM_SW_3SEC,
+                .end    = MAX8925_IRQ_GPM_SW_3SEC,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct mfd_cell onkey_devs[] = {
+        {
+                .name           = "max8925-onkey",
+                .num_resources  = 1,
+                .resources      = &onkey_resources[0],
+                .id             = -1,
+        },
+};
+
 #define MAX8925_REG_RESOURCE(_start, _end)      \
 {                                               \
         .start  = MAX8925_##_start,             \
@@ -596,6 +614,15 @@ int __devinit max8925_device_init(struct max8925_chip *chip,
                 dev_err(chip->dev, "Failed to add rtc subdev\n");
                 goto out;
         }
+
+        ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0],
+                              ARRAY_SIZE(onkey_devs),
+                              &onkey_resources[0], 0);
+        if (ret < 0) {
+                dev_err(chip->dev, "Failed to add onkey subdev\n");
+                goto out_dev;
+        }
+
         if (pdata && pdata->regulator[0]) {
                 ret = mfd_add_devices(chip->dev, 0, &regulator_devs[0],
                                       ARRAY_SIZE(regulator_devs),