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Input: mma8450 - add device tree probe support

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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>
This commit is contained in:
Shawn Guo 2011-07-31 19:56:10 -07:00 committed by Dmitry Torokhov
parent 1f4bb06643
commit 71ff069c3d
2 changed files with 19 additions and 0 deletions
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11
Documentation/devicetree/bindings/input/fsl-mma8450.txt Normal file
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@ -0,0 +1,11 @@
* Freescale MMA8450 3-Axis Accelerometer
Required properties:
- compatible : "fsl,mma8450".
Example:
accelerometer: mma8450@1c {
compatible = "fsl,mma8450";
reg = <0x1c>;
};

8
drivers/input/misc/mma8450.c
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@ -24,6 +24,7 @@
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/input-polldev.h> #include <linux/input-polldev.h>
#include <linux/of_device.h>
#define MMA8450_DRV_NAME "mma8450" #define MMA8450_DRV_NAME "mma8450"
@ -229,10 +230,17 @@ static const struct i2c_device_id mma8450_id[] = {
}; };
MODULE_DEVICE_TABLE(i2c, 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 = { static struct i2c_driver mma8450_driver = {
.driver = { .driver = {
.name = MMA8450_DRV_NAME, .name = MMA8450_DRV_NAME,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.of_match_table = mma8450_dt_ids,
}, },
.probe = mma8450_probe, .probe = mma8450_probe,
.remove = __devexit_p(mma8450_remove), .remove = __devexit_p(mma8450_remove),