提交 6b110d13 编写于 作者: W Wolfram Sang 提交者: Jean Delvare

i2c-pca-platform: Use defaults if no platform_data given

Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
Signed-off-by: NJean Delvare <khali@linux-fr.org>
上级 2378bc09
......@@ -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;
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);
......
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