Input: add support for PowerOn button on the AB8500 MFD

Add the PowerOn (PonKey) button support to detect power on/off events.

Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Sundar R Iyer <sundar.iyer@stericsson.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index defa786dee34..b8c4b80e4c43 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -338,6 +338,21 @@ static struct resource ab8500_rtc_resources[] = {
         },
 };
 
+static struct resource ab8500_poweronkey_db_resources[] = {
+        {
+                .name   = "ONKEY_DBF",
+                .start  = AB8500_INT_PON_KEY1DB_F,
+                .end    = AB8500_INT_PON_KEY1DB_F,
+                .flags  = IORESOURCE_IRQ,
+        },
+        {
+                .name   = "ONKEY_DBR",
+                .start  = AB8500_INT_PON_KEY1DB_R,
+                .end    = AB8500_INT_PON_KEY1DB_R,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
 static struct mfd_cell ab8500_devs[] = {
         {
                 .name = "ab8500-gpadc",
@@ -354,6 +369,11 @@ static struct mfd_cell ab8500_devs[] = {
         { .name = "ab8500-usb", },
         { .name = "ab8500-pwm", },
         { .name = "ab8500-regulator", },
+        {
+                .name = "ab8500-poweron-key",
+                .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
+                .resources = ab8500_poweronkey_db_resources,
+        },
 };
 
 int __devinit ab8500_init(struct ab8500 *ab8500)