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path: root/drivers/pwm/pwm-pxa.c
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Diffstat (limited to 'drivers/pwm/pwm-pxa.c')
-rw-r--r--drivers/pwm/pwm-pxa.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/pwm/pwm-pxa.c b/drivers/pwm/pwm-pxa.c
index 9ee9b41d62b8..cf4d22c91929 100644
--- a/drivers/pwm/pwm-pxa.c
+++ b/drivers/pwm/pwm-pxa.c
@@ -64,7 +64,6 @@ static int pxa_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
unsigned long long c;
unsigned long period_cycles, prescale, pv, dc;
unsigned long offset;
- int rc;
offset = pwm->hwpwm ? 0x10 : 0;
@@ -86,18 +85,10 @@ static int pxa_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
else
dc = mul_u64_u64_div_u64(pv + 1, duty_ns, period_ns);
- /* NOTE: the clock to PWM has to be enabled first
- * before writing to the registers
- */
- rc = clk_prepare_enable(pc->clk);
- if (rc < 0)
- return rc;
-
writel(prescale, pc->mmio_base + offset + PWMCR);
writel(dc, pc->mmio_base + offset + PWMDCR);
writel(pv, pc->mmio_base + offset + PWMPCR);
- clk_disable_unprepare(pc->clk);
return 0;
}