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path: root/drivers/pwm/pwm-tiecap.c
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Diffstat (limited to 'drivers/pwm/pwm-tiecap.c')
-rw-r--r--drivers/pwm/pwm-tiecap.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-tiecap.c b/drivers/pwm/pwm-tiecap.c
index 0b66d0f..4b66889 100644
--- a/drivers/pwm/pwm-tiecap.c
+++ b/drivers/pwm/pwm-tiecap.c
@@ -100,6 +100,13 @@ static int ecap_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
writel(period_cycles, pc->mmio_base + CAP3);
}
+ if (!test_bit(PWMF_ENABLED, &pwm->flags)) {
+ reg_val = readw(pc->mmio_base + ECCTL2);
+ /* Disable APWM mode to put APWM output Low */
+ reg_val &= ~ECCTL2_APWM_MODE;
+ writew(reg_val, pc->mmio_base + ECCTL2);
+ }
+
pm_runtime_put_sync(pc->chip.dev);
return 0;
}