diff options
Diffstat (limited to 'drivers/pwm/pwm-bcm2835.c')
| -rw-r--r-- | drivers/pwm/pwm-bcm2835.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c index af318a35d510..8c69ddfea2d0 100644 --- a/drivers/pwm/pwm-bcm2835.c +++ b/drivers/pwm/pwm-bcm2835.c @@ -146,39 +146,21 @@ static int bcm2835_pwm_probe(struct platform_device *pdev) if (IS_ERR(pc->base)) return PTR_ERR(pc->base); - pc->clk = devm_clk_get(&pdev->dev, NULL); + pc->clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(pc->clk)) return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk), "clock not found\n"); - ret = clk_prepare_enable(pc->clk); - if (ret) - return ret; - pc->chip.dev = &pdev->dev; pc->chip.ops = &bcm2835_pwm_ops; pc->chip.npwm = 2; - platform_set_drvdata(pdev, pc); - - ret = pwmchip_add(&pc->chip); + ret = devm_pwmchip_add(&pdev->dev, &pc->chip); if (ret < 0) - goto add_fail; + return dev_err_probe(&pdev->dev, ret, + "failed to add pwmchip\n"); return 0; - -add_fail: - clk_disable_unprepare(pc->clk); - return ret; -} - -static void bcm2835_pwm_remove(struct platform_device *pdev) -{ - struct bcm2835_pwm *pc = platform_get_drvdata(pdev); - - pwmchip_remove(&pc->chip); - - clk_disable_unprepare(pc->clk); } static const struct of_device_id bcm2835_pwm_of_match[] = { @@ -193,7 +175,6 @@ static struct platform_driver bcm2835_pwm_driver = { .of_match_table = bcm2835_pwm_of_match, }, .probe = bcm2835_pwm_probe, - .remove_new = bcm2835_pwm_remove, }; module_platform_driver(bcm2835_pwm_driver); |