Hi Mark, On 2017/1/23 13:46, Mark Rutland wrote: > On Tue, Jan 10, 2017 at 03:55:15PM +0800, Chen Feng wrote: >> + memory@0 { >> + device_type = "memory"; >> + reg = <0x0 0x00400000 0x0 0xbfe00000>; >> + }; > > The unit-address here is incorrect. The base address of this memory is > not zero. > >> + timer { >> + compatible = "arm,armv8-timer"; >> + interrupt-parent = <&gic>; >> + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, >> + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, >> + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>, >> + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>; >> + clock-frequency = <1920000>; >> + }; > > This clock-frequency property should not be required; please remove it. > > Your FW should program CNTFRQ_EL0 with the timer frequency. Thanks! Hi Chen Feng, Can you send out the v3 to address above comments? And I will pick up it soon. Best Regards, Wei > > Thanks, > Mark. > > . > -- 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