Commit 2b8e30b1 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Thierry Reding
Browse files

pwm: clk: Use the devm_clk_get_prepared() helper function 



Use the devm_clk_get_prepared() helper function instead of hand-writing it.
It saves some line of codes.

Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent ac9a7868

drivers/pwm/pwm-clk.c

+2 −10
Original line number Diff line number Diff line
@@ -89,7 +89,7 @@ static int pwm_clk_probe(struct platform_device *pdev) 
	if (!pcchip)

		return -ENOMEM;



	pcchip->clk = devm_clk_get(&pdev->dev, NULL);

	pcchip->clk = devm_clk_get_prepared(&pdev->dev, NULL);

	if (IS_ERR(pcchip->clk))

		return dev_err_probe(&pdev->dev, PTR_ERR(pcchip->clk),

				     "Failed to get clock\n");
@@ -98,15 +98,9 @@ static int pwm_clk_probe(struct platform_device *pdev) 
	pcchip->chip.ops = &pwm_clk_ops;

	pcchip->chip.npwm = 1;



	ret = clk_prepare(pcchip->clk);

	if (ret < 0)

		return dev_err_probe(&pdev->dev, ret, "Failed to prepare clock\n");



	ret = pwmchip_add(&pcchip->chip);

	if (ret < 0) {

		clk_unprepare(pcchip->clk);

	if (ret < 0)

		return dev_err_probe(&pdev->dev, ret, "Failed to add pwm chip\n");

	}



	platform_set_drvdata(pdev, pcchip);

	return 0;
@@ -120,8 +114,6 @@ static void pwm_clk_remove(struct platform_device *pdev) 


	if (pcchip->clk_enabled)

		clk_disable(pcchip->clk);



	clk_unprepare(pcchip->clk);

}



static const struct of_device_id pwm_clk_dt_ids[] = {