[PATCH 2/3] Documentation: bindings: add usb3-host-disable and usb3-host-port for Rockchip USB Type-C PHY

Enric Balletbo Serra eballetbo at gmail.com
Thu Feb 8 13:23:33 PST 2018


Hi Rob,

2018-02-08 18:52 GMT+01:00 Rob Herring <robh at kernel.org>:
> On Thu, Feb 8, 2018 at 9:20 AM, Enric Balletbo i Serra
> <enric.balletbo at collabora.com> wrote:
>> From: William wu <wulf at rock-chips.com>
>>
>> rockchip,usb3-host-disable is the register of type-c phy disable usb3 host
>> rockchip,usb3-host-port is the register of type-c phy usb3 port number
>>
>> Signed-off-by: William wu <wulf at rock-chips.com>
>> Signed-off-by: Enric Balletbo i Serra <enric.balletbo at collabora.com>
>> ---
>>  Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt | 6 ++++++
>>  1 file changed, 6 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
>> index c3be83be9615..9085d95d0079 100644
>> --- a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
>> +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
>> @@ -36,6 +36,12 @@ offset, enable bit, write mask bit.
>>   - rockchip,uphy-dp-sel : the register of type-c phy enable DP function
>>     for type-c phy0, it must be <0x6268 19 19>;
>>     for type-c phy1, it must be <0x6268 3 19>;
>> + - rockchip,usb3-host-disable : the register of type-c phy disable usb3 host
>> +   for type-c phy0, it must be <0x2434 0 16>;
>> +   for type-c phy1, it must be <0x2444 0 16>;
>> + - rockchip,usb3-host-port : the register of type-c phy usb3 port number
>> +   for type-c phy0, it must be <0x2434 12 28>;
>> +   for type-c phy1, it must be <0x2444 12 28>;
>
> When does this list stop? Adding properties for various register
> fields doesn't scale. This information should be in the driver and
> based on the compatible string if necessary.
>

I see, seams reasonable to me, is this applicable to the new ones only
or I should get rid of all the proprieties like this from the DT
(including the old ones)?

Thanks,
  Enric

> Rob



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