diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-lpc2k.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-lpc2k.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/i2c/busses/i2c-lpc2k.c b/drivers/i2c/busses/i2c-lpc2k.c index 8fff6fbb7065..5c6d96554753 100644 --- a/drivers/i2c/busses/i2c-lpc2k.c +++ b/drivers/i2c/busses/i2c-lpc2k.c @@ -365,23 +365,17 @@ static int i2c_lpc2k_probe(struct platform_device *pdev) init_waitqueue_head(&i2c->wait); - i2c->clk = devm_clk_get(&pdev->dev, NULL); + i2c->clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(i2c->clk)) { - dev_err(&pdev->dev, "error getting clock\n"); + dev_err(&pdev->dev, "failed to enable clock.\n"); return PTR_ERR(i2c->clk); } - ret = clk_prepare_enable(i2c->clk); - if (ret) { - dev_err(&pdev->dev, "unable to enable clock.\n"); - return ret; - } - ret = devm_request_irq(&pdev->dev, i2c->irq, i2c_lpc2k_handler, 0, dev_name(&pdev->dev), i2c); if (ret < 0) { dev_err(&pdev->dev, "can't request interrupt.\n"); - goto fail_clk; + return ret; } disable_irq_nosync(i2c->irq); @@ -397,8 +391,7 @@ static int i2c_lpc2k_probe(struct platform_device *pdev) clkrate = clk_get_rate(i2c->clk); if (clkrate == 0) { dev_err(&pdev->dev, "can't get I2C base clock\n"); - ret = -EINVAL; - goto fail_clk; + return -EINVAL; } /* Setup I2C dividers to generate clock with proper duty cycle */ @@ -424,25 +417,18 @@ static int i2c_lpc2k_probe(struct platform_device *pdev) ret = i2c_add_adapter(&i2c->adap); if (ret < 0) - goto fail_clk; + return ret; dev_info(&pdev->dev, "LPC2K I2C adapter\n"); return 0; - -fail_clk: - clk_disable_unprepare(i2c->clk); - return ret; } -static int i2c_lpc2k_remove(struct platform_device *dev) +static void i2c_lpc2k_remove(struct platform_device *dev) { struct lpc2k_i2c *i2c = platform_get_drvdata(dev); i2c_del_adapter(&i2c->adap); - clk_disable_unprepare(i2c->clk); - - return 0; } #ifdef CONFIG_PM @@ -483,7 +469,7 @@ MODULE_DEVICE_TABLE(of, lpc2k_i2c_match); static struct platform_driver i2c_lpc2k_driver = { .probe = i2c_lpc2k_probe, - .remove = i2c_lpc2k_remove, + .remove_new = i2c_lpc2k_remove, .driver = { .name = "lpc2k-i2c", .pm = I2C_LPC2K_DEV_PM_OPS, |