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-rw-r--r--drivers/mfd/wm831x-irq.c8
-rw-r--r--include/linux/mfd/wm831x/pdata.h3
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index 2691648e607..90ad3fa9132 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -520,6 +520,14 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
return 0;
}
+ if (pdata->irq_cmos)
+ i = 0;
+ else
+ i = WM831X_IRQ_OD;
+
+ wm831x_set_bits(wm831x, WM831X_IRQ_CONFIG,
+ WM831X_IRQ_OD, i);
+
/* Try to flag /IRQ as a wake source; there are a number of
* unconditional wake sources in the PMIC so this isn't
* conditional but we don't actually care *too* much if it
diff --git a/include/linux/mfd/wm831x/pdata.h b/include/linux/mfd/wm831x/pdata.h
index 173086d42af..ac3aa73943e 100644
--- a/include/linux/mfd/wm831x/pdata.h
+++ b/include/linux/mfd/wm831x/pdata.h
@@ -109,6 +109,9 @@ struct wm831x_pdata {
/** Called after subdevices are set up */
int (*post_init)(struct wm831x *wm831x);
+ /** Put the /IRQ line into CMOS mode */
+ bool irq_cmos;
+
int irq_base;
int gpio_base;
struct wm831x_backlight_pdata *backlight;