Hi Andy, Am Freitag, 15. Januar 2016, 21:23:43 schrieb Andy Yan: > I found the rayeager board always hang in the system boot > process or when cpufreq change. When check the BSP code[0] > from ChipSpark, I found the current vdd_arm voltage is too > low and so is the vdd_logic voltage, which should be modulated > by PWM3. > > So I increase the vdd_arm voltage and enabled pwm3 as a pwm > regulator here. applied both to my dts32 branch for 4.6 Thanks Heiko -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html