[PATCH 2/3] cap1106: support for active-high interrupt option
From: Matt Ranostay <hidden>
Date: 2014-09-21 03:00:55
Also in:
linux-input, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
Some applications need to use the active-high push-pull interrupt option. This allows it be enabled in the device tree child node. Signed-off-by: Matt Ranostay <redacted> --- drivers/input/keyboard/cap1106.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/input/keyboard/cap1106.c b/drivers/input/keyboard/cap1106.c
index b9c43b5..33e2590 100644
--- a/drivers/input/keyboard/cap1106.c
+++ b/drivers/input/keyboard/cap1106.c@@ -234,6 +234,12 @@ static int cap1106_i2c_probe(struct i2c_client *i2c_client, dev_err(dev, "Invalid sensor-gain value %d\n", gain32); } + if (of_property_read_bool(node, "microchip,active-high")) { + error = regmap_write(priv->regmap, CAP1106_REG_CONFIG2, 0); + if (error) + return error; + } + /* Provide some useful defaults */ for (i = 0; i < priv->num_channels; i++) priv->keycodes[i] = KEY_A + i;
--
1.9.1