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Commit f2e6142c authored by Hien Dang's avatar Hien Dang Committed by Thierry Reding
Browse files

pwm: rcar: Use PM Runtime to control module clock 



Runtime PM API (pm_runtime_get_sync/pm_runtime_put) should be used
to control module clock instead of clk_prepare_enable and
clk_disable_unprepare.

Signed-off-by: default avatarHien Dang <hien.dang.eb@renesas.com>
Signed-off-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent aa7c4932

drivers/pwm/pwm-rcar.c

+2 −6
Original line number Diff line number Diff line
@@ -134,16 +134,12 @@ static int rcar_pwm_set_counter(struct rcar_pwm_chip *rp, int div, int duty_ns, 


static int rcar_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)

{

	struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip);



	return clk_prepare_enable(rp->clk);

	return pm_runtime_get_sync(chip->dev);

}



static void rcar_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)

{

	struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip);



	clk_disable_unprepare(rp->clk);

	pm_runtime_put(chip->dev);

}



static int rcar_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,