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misc: bh1780: probe from compatible string 

Currently the BH1780GLI I2C driver relies on the device tree node
having the right name, but this is fragile. Use the compatible
string to probe the driver instead.

Acked-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Linus Walleij 2013-10-02 13:46:47 +02:00 committed by Greg Kroah-Hartman
parent 6078e0bef2
commit bc34268976
1 changed files with 11 additions and 0 deletions
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11
drivers/misc/bh1780gli.c
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@ -23,6 +23,7 @@
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/of.h>
#define BH1780_REG_CONTROL 0x80 #define BH1780_REG_CONTROL 0x80
#define BH1780_REG_PARTID 0x8A #define BH1780_REG_PARTID 0x8A
@ -244,6 +245,15 @@ static const struct i2c_device_id bh1780_id[] = {
{ }, { },
}; };
#ifdef CONFIG_OF
static const struct of_device_id of_bh1780_match[] = {
{ .compatible = "rohm,bh1780gli", },
{},
};
MODULE_DEVICE_TABLE(of, of_bh1780_match);
#endif
static struct i2c_driver bh1780_driver = { static struct i2c_driver bh1780_driver = {
.probe = bh1780_probe, .probe = bh1780_probe,
.remove = bh1780_remove, .remove = bh1780_remove,
@ -251,6 +261,7 @@ static struct i2c_driver bh1780_driver = {
.driver = { .driver = {
.name = "bh1780", .name = "bh1780",
.pm = &bh1780_pm, .pm = &bh1780_pm,
.of_match_table = of_match_ptr(of_bh1780_match),
}, },
}; };