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| author | Hien Dang <hien.dang.eb@renesas.com> | 2018-03-13 11:18:17 +0300 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2018-03-28 02:26:15 +0300 |
| commit | f2e6142cdc10b1b7edea8d65b07293f152e4d110 (patch) | |
| tree | 19a3b4396e782441b97b9c9534669e29f306b90d /drivers/pwm/pwm-rcar.c | |
| parent | aa7c49328bd84cda3c4674b70eb10db0a94f89ab (diff) | |
| download | linux-f2e6142cdc10b1b7edea8d65b07293f152e4d110.tar.xz | |
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: Hien Dang <hien.dang.eb@renesas.com>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-rcar.c')
| -rw-r--r-- | drivers/pwm/pwm-rcar.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c index 0fcf94ffad32..f4d8767f804e 100644 --- a/drivers/pwm/pwm-rcar.c +++ b/drivers/pwm/pwm-rcar.c @@ -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, |