diff options
| author |   Wolfram Sang <w.sang@pengutronix.de> | 2009-03-28 21:34:45 +0100 |
|---|---|---|
| committer |   Jean Delvare <khali@linux-fr.org> | 2009-03-28 21:34:45 +0100 |
| commit | 6b110d13aacc9c4ef5f01af12a5e2b7f1d23f106 (patch) | |
| tree | b4706343f7ddf73c803225e2f952a57216a2bedf /drivers | |
| parent | i2c-algo-pca: Use timeout for checking the state machine (diff) | |
| download | linux-dev-6b110d13aacc9c4ef5f01af12a5e2b7f1d23f106.tar.xz linux-dev-6b110d13aacc9c4ef5f01af12a5e2b7f1d23f106.zip | |
i2c-pca-platform: Use defaults if no platform_data given
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-pca-platform.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c index df5e593a1d76..7b23891b7d59 100644 --- a/drivers/i2c/busses/i2c-pca-platform.c +++ b/drivers/i2c/busses/i2c-pca-platform.c @@ -177,10 +177,20 @@ static int __devinit i2c_pca_pf_probe(struct platform_device *pdev) (unsigned long) res->start); i2c->adap.algo_data = &i2c->algo_data; i2c->adap.dev.parent = &pdev->dev; - i2c->adap.timeout = platform_data->timeout; - i2c->algo_data.i2c_clock = platform_data->i2c_clock_speed; + if (platform_data) { + i2c->adap.timeout = platform_data->timeout; + i2c->algo_data.i2c_clock = platform_data->i2c_clock_speed; + i2c->gpio = platform_data->gpio; + } else { + i2c->adap.timeout = HZ; + i2c->algo_data.i2c_clock = 59000; + i2c->gpio = -1; + } + i2c->algo_data.data = i2c; + i2c->algo_data.wait_for_completion = i2c_pca_pf_waitforcompletion; + i2c->algo_data.reset_chip = i2c_pca_pf_dummyreset; switch (res->flags & IORESOURCE_MEM_TYPE_MASK) { case IORESOURCE_MEM_32BIT: @@ -198,11 +208,6 @@ static int __devinit i2c_pca_pf_probe(struct platform_device *pdev) break; } - i2c->algo_data.wait_for_completion = i2c_pca_pf_waitforcompletion; - - i2c->gpio = platform_data->gpio; - i2c->algo_data.reset_chip = i2c_pca_pf_dummyreset; - /* Use gpio_is_valid() when in mainline */ if (i2c->gpio > -1) { ret = gpio_request(i2c->gpio, i2c->adap.name); |