On Mar 5, 2013, at 6:15 PM, Scott Wood wrote:
> On 03/05/2013 05:15:57 PM, Kumar Gala wrote:
>> Enable a baseline T4240 SoC to boot. There are several things missing
>> from the device trees for T4240:
>> * Thread support on e6500
>
> Why did threads get removed from the device tree? It's supposed to describe
> hardware, not what Linux currently supports.
will fix, was concerned if we'd be able to boot if they exited
>
>> * Proper PAMU topology information
>> * DPAA related nodes (Qman, Bman, Fman, Rman, DCE)
>> * Prefetch Manager
>> * Thermal monitor unit
>> * Interlaken
>
> The dts should be marked preliminary somehow -- we really should get out of
> the habit of letting device nodes trickle in as drivers get added.
agreed but forward progress always gets in the way
>
>> +/* controller at 0x240000 */
>> +&pci0 {
>> + compatible = "fsl,t4240-pcie", "fsl,qoriq-pcie-v3.0";
>
> We have a version register -- do we really need to keep sticking the version
> number in the compatible? Note that we've had device trees that specified
> the version incorrectly in the past.
>
>> + device_type = "pci";
>> + #size-cells = <2>;
>> + #address-cells = <3>;
>> + bus-range = <0x0 0xff>;
>> + clock-frequency = <33333333>;
>
> This clock-frequency is not correct (I doubt it's needed at all).
I can zero the field, but its spec'd by pci binding
>
>> + PowerPC,e6500@1 {
>> + device_type = "cpu";
>> + reg = <2>;
>> + next-level-cache = <&L2_1>;
>> + };
>> + PowerPC,e6500@2 {
>> + device_type = "cpu";
>> + reg = <4>;
>> + next-level-cache = <&L2_1>;
>> + };
>> + PowerPC,e6500@3 {
>> + device_type = "cpu";
>> + reg = <6>;
>> + next-level-cache = <&L2_1>;
>> + };
>> +
>> + PowerPC,e6500@4 {
>> + device_type = "cpu";
>> + reg = <8>;
>> + next-level-cache = <&L2_2>;
>> + };
>
> Inconsistent whitespace.
will kill the whitespace.
> As usual, the pre/post split is unnecessary. Everything in it can go in post.
>
> -Scott
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