From cd30798a6c17c1fa182e9b0bb85bd973776ff193 Mon Sep 17 00:00:00 2001 From: Zhi Mao Date: Fri, 30 Jun 2017 14:05:17 +0800 Subject: pwm: mediatek: Fix PWM source clock selection In original code, the PWM output frequency is not correct when set bit<3>=1 to PWMCON register. Signed-off-by: Zhi Mao Reviewed-by: Matthias Brugger Acked-by: John Crispin Signed-off-by: Thierry Reding --- drivers/pwm/pwm-mediatek.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/pwm') diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index 5c11bc7..d08b5b3 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -91,7 +91,7 @@ static int mtk_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, if (clkdiv > 7) return -EINVAL; - mtk_pwm_writel(pc, pwm->hwpwm, PWMCON, BIT(15) | BIT(3) | clkdiv); + mtk_pwm_writel(pc, pwm->hwpwm, PWMCON, BIT(15) | clkdiv); mtk_pwm_writel(pc, pwm->hwpwm, PWMDWIDTH, period_ns / resolution); mtk_pwm_writel(pc, pwm->hwpwm, PWMTHRES, duty_ns / resolution); -- cgit v1.1