Re: [PATCH v2 4/9] ARM: dts: Put Cygnus core components under core bus

From: Ray Jui
Date: Fri Sep 18 2015 - 17:57:21 EST




On 9/18/2015 2:30 PM, Arnd Bergmann wrote:
> On Friday 18 September 2015 14:24:09 Ray Jui wrote:
>>
>> + core {
>> + compatible = "simple-bus";
>> + ranges;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> +
>> + timer@19020200 {
>> + compatible = "arm,cortex-a9-global-timer";
>> + reg = <0x19020200 0x100>;
>> + interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&periph_clk>;
>> + };
>> +
>> + gic: interrupt-controller@19021000 {
>>
>
> Could it be that all 'core' components are in the 0x19xxxxxx address range?
> If so, please set up an appropriate ranges property for the bus. Also
> add the address field for the bus according to which addresses are routed
> to it.
>
> Arnd
>

Yes all 'core' components are in the 0x19xxxxx address range for Cygnus.
It's fine and makes sense to set up proper ranges for this bus. But I
might have some issues with the 'soc' components and the 'soc' bus,
which I'll explain and discuss on the next email.

Ray
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