diff options
Diffstat (limited to 'drivers/pwm/pwm-brcmstb.c')
-rw-r--r-- | drivers/pwm/pwm-brcmstb.c | 47 |
1 files changed, 10 insertions, 37 deletions
diff --git a/drivers/pwm/pwm-brcmstb.c b/drivers/pwm/pwm-brcmstb.c index a7d529bf76..b723c2d4f4 100644 --- a/drivers/pwm/pwm-brcmstb.c +++ b/drivers/pwm/pwm-brcmstb.c @@ -220,7 +220,6 @@ static int brcmstb_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, static const struct pwm_ops brcmstb_pwm_ops = { .apply = brcmstb_pwm_apply, - .owner = THIS_MODULE, }; static const struct of_device_id brcmstb_pwm_of_match[] = { @@ -238,17 +237,10 @@ static int brcmstb_pwm_probe(struct platform_device *pdev) if (!p) return -ENOMEM; - p->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(p->clk)) { - dev_err(&pdev->dev, "failed to obtain clock\n"); - return PTR_ERR(p->clk); - } - - ret = clk_prepare_enable(p->clk); - if (ret < 0) { - dev_err(&pdev->dev, "failed to enable clock: %d\n", ret); - return ret; - } + p->clk = devm_clk_get_enabled(&pdev->dev, NULL); + if (IS_ERR(p->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(p->clk), + "failed to obtain clock\n"); platform_set_drvdata(pdev, p); @@ -257,30 +249,14 @@ static int brcmstb_pwm_probe(struct platform_device *pdev) p->chip.npwm = 2; p->base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(p->base)) { - ret = PTR_ERR(p->base); - goto out_clk; - } + if (IS_ERR(p->base)) + return PTR_ERR(p->base); - ret = pwmchip_add(&p->chip); - if (ret) { - dev_err(&pdev->dev, "failed to add PWM chip: %d\n", ret); - goto out_clk; - } + ret = devm_pwmchip_add(&pdev->dev, &p->chip); + if (ret) + return dev_err_probe(&pdev->dev, ret, "failed to add PWM chip\n"); return 0; - -out_clk: - clk_disable_unprepare(p->clk); - return ret; -} - -static void brcmstb_pwm_remove(struct platform_device *pdev) -{ - struct brcmstb_pwm *p = platform_get_drvdata(pdev); - - pwmchip_remove(&p->chip); - clk_disable_unprepare(p->clk); } #ifdef CONFIG_PM_SLEEP @@ -297,9 +273,7 @@ static int brcmstb_pwm_resume(struct device *dev) { struct brcmstb_pwm *p = dev_get_drvdata(dev); - clk_prepare_enable(p->clk); - - return 0; + return clk_prepare_enable(p->clk); } #endif @@ -308,7 +282,6 @@ static SIMPLE_DEV_PM_OPS(brcmstb_pwm_pm_ops, brcmstb_pwm_suspend, static struct platform_driver brcmstb_pwm_driver = { .probe = brcmstb_pwm_probe, - .remove_new = brcmstb_pwm_remove, .driver = { .name = "pwm-brcmstb", .of_match_table = brcmstb_pwm_of_match, |