diff options
Diffstat (limited to 'firmware/target/arm/imx233/pwm-imx233.c')
| -rw-r--r-- | firmware/target/arm/imx233/pwm-imx233.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/firmware/target/arm/imx233/pwm-imx233.c b/firmware/target/arm/imx233/pwm-imx233.c index 00aba9320e..c434338a07 100644 --- a/firmware/target/arm/imx233/pwm-imx233.c +++ b/firmware/target/arm/imx233/pwm-imx233.c @@ -25,7 +25,7 @@ void imx233_pwm_init(void) { imx233_reset_block(&HW_PWM_CTRL); - imx233_clkctrl_enable_xtal(XTAM_PWM, true); + imx233_clkctrl_enable(CLK_PWM, true); } bool imx233_pwm_is_channel_enable(int channel) @@ -50,7 +50,8 @@ void imx233_pwm_setup_channel(int channel, int period, int cdiv, int active, imx233_pwm_enable_channel(channel, false); /* setup pin */ imx233_pinctrl_setup_vpin(VPIN_PWM(channel), "pwm", PINCTRL_DRIVE_4mA, false); - /* watch the order ! active THEN period */ + /* watch the order ! active THEN period + * NOTE: the register value is period-1 */ HW_PWM_ACTIVEn(channel) = BF_OR2(PWM_ACTIVEn, ACTIVE(active), INACTIVE(inactive)); HW_PWM_PERIODn(channel) = BF_OR4(PWM_PERIODn, PERIOD(period - 1), ACTIVE_STATE(active_state), INACTIVE_STATE(inactive_state), CDIV(cdiv)); |