Re: [PATCH v2 3/4] arm: dts: Add USB phy nodes for AM33XX

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On 07/19/2013 08:33 PM, Sergei Shtylyov wrote:
> Hello.

Hello,

>> usb: usb@47400000 {
>>     compatible = "ti,am33xx-usb";
>>     
>>     usb0_phy: phy@47401300 {
>>         compatible = "ti,am335x-usb-phy";
>>     }
>>     usb0: usb@47401000 {
>>         musb0: usb@47401400 {
>>             compatible = "mg,musbmhdrc";
>>         }
>>     }
>>     usb1_phy: phy@47402300 {
>>         compatible = "ti,am335x-usb-phy";
>>     }
>>     usb1: usb@47402000 {
>>         musb1: usb@47402400 {
>>             compatible = "mg,musbmhdrc";
>>         }
>>     }
>> }
> 
>> And you want usb0_phy to be child of usb0? In the TRM they are all in
>> the same block.
> 
>    Ah, the fact that PHYs didn't have the "reg" property got me muddled,
> I didn't pay attention to the address part of the node names... BTW,
> where is the "reg" prop?

I skipped it for the general idea. I planned to repost is today but I
messed up dsps and need to get it working first…

> I see PHYs share the address space with
> "omap-control-usb@44e10620" device -- what's the point with this?

I decided to get rid of this. Both phys have 8 bytes (2 registers)
which are exclusive for them.
There is one register for the wakeup which is shared by both.
I changed this to limit it only to the 8bytes per phy. I care about
wakeup later - hopefully George will take care of this :)

> 
>> Sebastian
> 
> WBR, Sergei
> 
Sebastian
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