svn commit: r366745 - stable/12/sys/arm/allwinner

[Andriy Gapon]

Author: avg
Date: Fri Oct 16 06:40:59 2020
New Revision: 366745
URL: https://svnweb.freebsd.org/changeset/base/366745

Log:
  MFC r366138: aw_pwm: remove the busy bit check
  
  The bit seems to always be set on my hardware, H3.
  However, programming the hardware seems to work just fine.

Modified:
  stable/12/sys/arm/allwinner/aw_pwm.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/arm/allwinner/aw_pwm.c
==============================================================================
--- stable/12/sys/arm/allwinner/aw_pwm.c	Fri Oct 16 02:19:33 2020	(r366744)
+++ stable/12/sys/arm/allwinner/aw_pwm.c	Fri Oct 16 06:40:59 2020	(r366745)
@@ -300,10 +300,6 @@ aw_pwm_channel_config(device_t dev, u_int channel, u_i
 	}
 
 	reg = AW_PWM_READ(sc, AW_PWM_CTRL);
-	if (reg & AW_PWM_CTRL_PERIOD_BUSY) {
-		device_printf(sc->dev, "pwm busy\n");
-		return (EBUSY);
-	}
 
 	/* Write the prescalar */
 	reg &= ~AW_PWM_CTRL_PRESCALE_MASK;