diff options
| author | Shawn Guo <shawn.guo@linaro.org> | 2012-05-12 13:43:32 +0800 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2012-05-13 08:27:44 +0800 |
| commit | b2378668489d16eb1a1ac722e84cc6a9a1513ba0 (patch) | |
| tree | 2cd477d1d479d861133e6e89b9af162c66a1e649 /drivers/i2c | |
| parent | 35d23047f8ba1b7cc9a067b9506352fd257c8df5 (diff) | |
i2c: mxs: add device tree probe support
Add device tree probe support for i2c-mxs driver. So far, it's only
been tested on imx28.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mxs.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 7fa73eed84a7..7dca58b0e746 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -27,6 +27,9 @@ #include <linux/jiffies.h> #include <linux/io.h> #include <linux/pinctrl/consumer.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/of_i2c.h> #include <mach/common.h> @@ -371,6 +374,7 @@ static int __devinit mxs_i2c_probe(struct platform_device *pdev) adap->algo = &mxs_i2c_algo; adap->dev.parent = dev; adap->nr = pdev->id; + adap->dev.of_node = pdev->dev.of_node; i2c_set_adapdata(adap, i2c); err = i2c_add_numbered_adapter(adap); if (err) { @@ -380,6 +384,8 @@ static int __devinit mxs_i2c_probe(struct platform_device *pdev) return err; } + of_i2c_register_devices(adap); + return 0; } @@ -399,10 +405,17 @@ static int __devexit mxs_i2c_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id mxs_i2c_dt_ids[] = { + { .compatible = "fsl,imx28-i2c", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mxs_i2c_dt_ids); + static struct platform_driver mxs_i2c_driver = { .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, + .of_match_table = mxs_i2c_dt_ids, }, .remove = __devexit_p(mxs_i2c_remove), }; |