diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-pca-platform.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-pca-platform.c | 34 |
1 files changed, 10 insertions, 24 deletions
diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c index 853a2abedb05..bc2707ffd409 100644 --- a/drivers/i2c/busses/i2c-pca-platform.c +++ b/drivers/i2c/busses/i2c-pca-platform.c @@ -173,33 +173,19 @@ static int i2c_pca_pf_probe(struct platform_device *pdev) i2c->adap.dev.parent = &pdev->dev; i2c->adap.dev.of_node = np; + i2c->gpio = devm_gpiod_get_optional(&pdev->dev, "reset-gpios", GPIOD_OUT_LOW); + if (IS_ERR(i2c->gpio)) + return PTR_ERR(i2c->gpio); + + i2c->adap.timeout = HZ; + ret = device_property_read_u32(&pdev->dev, "clock-frequency", + &i2c->algo_data.i2c_clock); + if (ret) + i2c->algo_data.i2c_clock = 59000; + if (platform_data) { i2c->adap.timeout = platform_data->timeout; i2c->algo_data.i2c_clock = platform_data->i2c_clock_speed; - if (gpio_is_valid(platform_data->gpio)) { - ret = devm_gpio_request_one(&pdev->dev, - platform_data->gpio, - GPIOF_ACTIVE_LOW, - i2c->adap.name); - if (ret == 0) { - i2c->gpio = gpio_to_desc(platform_data->gpio); - gpiod_direction_output(i2c->gpio, 0); - } else { - dev_warn(&pdev->dev, "Registering gpio failed!\n"); - i2c->gpio = NULL; - } - } - } else if (np) { - i2c->adap.timeout = HZ; - i2c->gpio = devm_gpiod_get_optional(&pdev->dev, "reset-gpios", GPIOD_OUT_LOW); - if (IS_ERR(i2c->gpio)) - return PTR_ERR(i2c->gpio); - of_property_read_u32_index(np, "clock-frequency", 0, - &i2c->algo_data.i2c_clock); - } else { - i2c->adap.timeout = HZ; - i2c->algo_data.i2c_clock = 59000; - i2c->gpio = NULL; } i2c->algo_data.data = i2c; |