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| author | Sean MacLennan <smaclennan@pikatech.com> | 2008-07-14 22:38:36 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@mahadeva.delvare> | 2008-07-14 22:38:36 +0200 |
| commit | b1204e6ec16468ebf89d9d818bfe425ca7adcdf3 (patch) | |
| tree | 9648bdd1222645a20c4b574ee62e00b3f78bd1cb /drivers | |
| parent | 2b7a5056a0a7ff17d5d2004c29c852a92a6bd632 (diff) | |
| download | lwn-b1204e6ec16468ebf89d9d818bfe425ca7adcdf3.tar.gz lwn-b1204e6ec16468ebf89d9d818bfe425ca7adcdf3.zip | |
i2c-ibm_iic: Register child nodes
This patch completes the conversion of the IBM IIC driver to an
of-platform driver.
It removes the index from the IBM IIC driver and makes it an unnumbered
driver. It then calls of_register_i2c_devices to properly register all
the child nodes in the DTS.
Signed-off-by: Sean MacLennan <smaclennan@pikatech.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-ibm_iic.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c index 070f078b5f5c..651f2f1ae5b7 100644 --- a/drivers/i2c/busses/i2c-ibm_iic.c +++ b/drivers/i2c/busses/i2c-ibm_iic.c @@ -43,6 +43,7 @@ #include <linux/i2c.h> #include <linux/i2c-id.h> #include <linux/of_platform.h> +#include <linux/of_i2c.h> #include "i2c-ibm_iic.h" @@ -696,7 +697,7 @@ static int __devinit iic_probe(struct of_device *ofdev, struct device_node *np = ofdev->node; struct ibm_iic_private *dev; struct i2c_adapter *adap; - const u32 *indexp, *freq; + const u32 *freq; int ret; dev = kzalloc(sizeof(*dev), GFP_KERNEL); @@ -707,14 +708,6 @@ static int __devinit iic_probe(struct of_device *ofdev, dev_set_drvdata(&ofdev->dev, dev); - indexp = of_get_property(np, "index", NULL); - if (!indexp) { - dev_err(&ofdev->dev, "no index specified\n"); - ret = -EINVAL; - goto error_cleanup; - } - dev->idx = *indexp; - dev->vaddr = of_iomap(np, 0); if (dev->vaddr == NULL) { dev_err(&ofdev->dev, "failed to iomap device\n"); @@ -757,14 +750,16 @@ static int __devinit iic_probe(struct of_device *ofdev, adap->class = I2C_CLASS_HWMON | I2C_CLASS_SPD; adap->algo = &iic_algo; adap->timeout = 1; - adap->nr = dev->idx; - ret = i2c_add_numbered_adapter(adap); + ret = i2c_add_adapter(adap); if (ret < 0) { dev_err(&ofdev->dev, "failed to register i2c adapter\n"); goto error_cleanup; } + /* Now register all the child nodes */ + of_register_i2c_devices(adap, np); + dev_info(&ofdev->dev, "using %s mode\n", dev->fast_mode ? "fast (400 kHz)" : "standard (100 kHz)"); |