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authorShawn Guo <shawn.guo@linaro.org>2011-07-31 19:56:10 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-07-31 20:08:15 -0700
commit71ff069c3d6a2b23eaf516bc714a20ce0cdc3609 (patch)
tree39bc2afb8791c01c4202c5838f7895ee908463b6
parent1f4bb066433322f6f189b084ceebdfb4add77292 (diff)
downloadlwn-71ff069c3d6a2b23eaf516bc714a20ce0cdc3609.tar.gz
lwn-71ff069c3d6a2b23eaf516bc714a20ce0cdc3609.zip
Input: mma8450 - add device tree probe support
It adds device tree probe support for mma8450 driver. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Eric Miao <eric.miao@linaro.org> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--Documentation/devicetree/bindings/input/fsl-mma8450.txt11
-rw-r--r--drivers/input/misc/mma8450.c8
2 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/input/fsl-mma8450.txt b/Documentation/devicetree/bindings/input/fsl-mma8450.txt
new file mode 100644
index 000000000000..a00c94ccbdee
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/fsl-mma8450.txt
@@ -0,0 +1,11 @@
+* Freescale MMA8450 3-Axis Accelerometer
+
+Required properties:
+- compatible : "fsl,mma8450".
+
+Example:
+
+accelerometer: mma8450@1c {
+ compatible = "fsl,mma8450";
+ reg = <0x1c>;
+};
diff --git a/drivers/input/misc/mma8450.c b/drivers/input/misc/mma8450.c
index 20f8f9284f02..6c76cf792991 100644
--- a/drivers/input/misc/mma8450.c
+++ b/drivers/input/misc/mma8450.c
@@ -24,6 +24,7 @@
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/input-polldev.h>
+#include <linux/of_device.h>
#define MMA8450_DRV_NAME "mma8450"
@@ -229,10 +230,17 @@ static const struct i2c_device_id mma8450_id[] = {
};
MODULE_DEVICE_TABLE(i2c, mma8450_id);
+static const struct of_device_id mma8450_dt_ids[] = {
+ { .compatible = "fsl,mma8450", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(i2c, mma8450_dt_ids);
+
static struct i2c_driver mma8450_driver = {
.driver = {
.name = MMA8450_DRV_NAME,
.owner = THIS_MODULE,
+ .of_match_table = mma8450_dt_ids,
},
.probe = mma8450_probe,
.remove = __devexit_p(mma8450_remove),