PWM channel 4 has its autoreload bit located at different position. This patch fixes the driver to account for that.
This fixes a problem with the clocksource hanging after it overflows because it is not reloaded any more. Signed-off-by: Tomasz Figa <tomasz.f...@gmail.com> Tested-by: Tomasz Figa <tomasz.f...@gmail.com> --- drivers/clocksource/samsung_pwm_timer.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/samsung_pwm_timer.c b/drivers/clocksource/samsung_pwm_timer.c index 3fa5b07..e238fb0 100644 --- a/drivers/clocksource/samsung_pwm_timer.c +++ b/drivers/clocksource/samsung_pwm_timer.c @@ -47,7 +47,8 @@ #define TCON_START(chan) (1 << (4 * (chan) + 0)) #define TCON_MANUALUPDATE(chan) (1 << (4 * (chan) + 1)) #define TCON_INVERT(chan) (1 << (4 * (chan) + 2)) -#define TCON_AUTORELOAD(chan) (1 << (4 * (chan) + 3)) +#define TCON_AUTORELOAD(chan) (1 << (4 * (chan) \ + + (((chan) < 5) ? 3 : 2))) DEFINE_SPINLOCK(samsung_pwm_lock); EXPORT_SYMBOL(samsung_pwm_lock); -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html