Re: [PATCH v3 7/8] ARM: dts: omap4: update omap-control-usb nodes

[Roger Quadros <rogerq@ti.com>]

Hi Benoit,

On 08/16/2013 05:30 PM, Benoit Cousson wrote:
> Hi Roger,
> 
> Sorry I missed something in the previous revision :-(

no problem :)
> 
> On 16/08/2013 15:09, Roger Quadros wrote:
>> Split otghs_ctrl and USB2 PHY power down into separate
>> omap-control-usb nodes. Get rid of "ti,type" property.
> 
> You should add that you update the usb_otg_hs node accordingly as well.

OK.
> 
>> CC: Benoit Cousson <bcousson@baylibre.com>
>> Signed-off-by: Roger Quadros <rogerq@ti.com>
>> ---
>>   arch/arm/boot/dts/omap4.dtsi |   20 ++++++++++++--------
>>   1 files changed, 12 insertions(+), 8 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
>> index 22d9f2b..a77dd0a 100644
>> --- a/arch/arm/boot/dts/omap4.dtsi
>> +++ b/arch/arm/boot/dts/omap4.dtsi
>> @@ -519,7 +519,7 @@
>>               usb2_phy: usb2phy@4a0ad080 {
>>                   compatible = "ti,omap-usb2";
>>                   reg = <0x4a0ad080 0x58>;
>> -                ctrl-module = <&omap_control_usb>;
>> +                ctrl-module = <&omap_control_usb2phy>;
>>               };
>>           };
>>
>> @@ -643,12 +643,16 @@
>>               };
>>           };
>>
>> -        omap_control_usb: omap-control-usb@4a002300 {
>> -            compatible = "ti,omap-control-usb";
>> -            reg = <0x4a002300 0x4>,
>> -                  <0x4a00233c 0x4>;
>> -            reg-names = "control_dev_conf", "otghs_control";
>> -            ti,type = <1>;
>> +        omap_control_usb2phy: omap-control-usb@4a002300 {
>> +            compatible = "ti,usb2-control-usb";
>> +            reg = <0x4a002300 0x4>;
>> +            reg-names = "power";
>> +        };
>> +
>> +        omap_control_usbotg: omap-control-usb@4a00233c {
>> +            compatible = "ti,omap4-control-usb";
>> +            reg = <0x4a00233c 0x4>;
>> +            reg-names = "otghs_control";
>>           };
>>
>>           usb_otg_hs: usb_otg_hs@4a0ab000 {
>> @@ -661,7 +665,7 @@
>>               multipoint = <1>;
>>               num-eps = <16>;
>>               ram-bits = <12>;
>> -            ti,has-mailbox;
>> +            ctrl-module = <&omap_control_usbotg>;
> 
> In omap-usb.txt, ti,has-mailbox is still marked as mandatory whereas the ctrl-module is optional.
> 
> You should update the usb-otg-hs bindings as well.

Right, I removed it from the binding information, but missed the example.

> 
> BTW, why is that property not prefixed with "ti,"? Is ctrl-module really meaningful for other arch?

The ctrl-module thing is TI specific, but otg_hs is used by other platforms, maybe that's why
the "ti," prefix was used.

cheers,
-roger