From 487c53d3b909cbee287e153bc19885637235f495 Mon Sep 17 00:00:00 2001 From: Zhou weixin Date: Wed, 17 Aug 2016 10:18:30 +0800 Subject: [PATCH] pwm: rockchip: Make pwm polarity to be configured correctly If pwm polarity was configured with different values at uboot, the enable_conf would not be configured correctly. Change-Id: I55b9ccc262382951a8a82810f1be74ce9460f266 Signed-off-by: Zhou weixin --- drivers/pwm/pwm-rockchip.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index f11e1fc9f97b..beab624fb9d9 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -89,6 +89,7 @@ static void rockchip_pwm_set_enable_v2(struct pwm_chip *chip, enable_conf |= PWM_DUTY_POSITIVE | PWM_INACTIVE_NEGATIVE; val = readl_relaxed(pc->base + pc->data->regs.ctrl); + val &= ~(GENMASK(5, 0) | BIT(8)); if (enable) val |= enable_conf; -- 2.34.1