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Subject[RFC PATCH 30/50] pwm: atmel-tcb: prepare clk before calling enable
Date
Replace clk_enable/disable with clk_prepare_enable/disable_unprepare to
avoid common clk framework warnings.

Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
---
drivers/pwm/pwm-atmel-tcb.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c
index 0a7b658..09be626 100644
--- a/drivers/pwm/pwm-atmel-tcb.c
+++ b/drivers/pwm/pwm-atmel-tcb.c
@@ -76,7 +76,7 @@ static int atmel_tcb_pwm_request(struct pwm_chip *chip,
if (!tcbpwm)
return -ENOMEM;

- ret = clk_enable(tc->clk[group]);
+ ret = clk_prepare_enable(tc->clk[group]);
if (ret) {
devm_kfree(chip->dev, tcbpwm);
return ret;
@@ -124,7 +124,7 @@ static void atmel_tcb_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
struct atmel_tcb_pwm_device *tcbpwm = pwm_get_chip_data(pwm);
struct atmel_tc *tc = tcbpwmc->tc;

- clk_disable(tc->clk[pwm->hwpwm / 2]);
+ clk_disable_unprepare(tc->clk[pwm->hwpwm / 2]);
tcbpwmc->pwms[pwm->hwpwm] = NULL;
devm_kfree(chip->dev, tcbpwm);
}
--
1.7.9.5


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