Re: [Patch V8 6/8] arm64: tegra: Enable xudc on Jetson TX1

[Nagarjuna Kristam]

On 04-09-2019 15:17, Chunfeng Yun wrote:
> On Wed, 2019-09-04 at 13:53 +0530, Nagarjuna Kristam wrote:
>> Enable XUSB device mode driver for USB0 slot on Jetson TX1.
>>
>> Signed-off-by: Nagarjuna Kristam <nkris...@nvidia.com>
>> Reviewed-by: JC Kuo <jc...@nvidia.com>
>> ---
>>  arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 31 
>> +++++++++++++++++++++++++-
>>  1 file changed, 30 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi 
>> b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
>> index a7dc319..6aba1ba 100644
>> --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
>> +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
>> @@ -1362,7 +1362,7 @@
>>                              status = "okay";
>>  
>>                              lanes {
>> -                                    usb2-0 {
>> +                                    micro_b: usb2-0 {
>>                                              nvidia,function = "xusb";
>>                                              status = "okay";
>>                                      };
>> @@ -1483,6 +1483,21 @@
>>              vmmc-supply = <&vdd_3v3_sd>;
>>      };
>>  
>> +    usb@700d0000 {
>> +            status = "okay";
>> +            phys = <&micro_b>;
>> +            phy-names = "usb2";
>> +            avddio-usb-supply = <&vdd_3v3_sys>;
>> +            hvdd-usb-supply = <&vdd_1v8>;
>> +            usb-role-switch;
>> +
>> +            port {
>> +                    usb_role_switch: endpoint {
>> +                            remote-endpoint = <&usb_b_conn_ep>;
>> +                    };
>> +            };
>> +    };
>> +
>>      regulators {
>>              compatible = "simple-bus";
>>              #address-cells = <1>;
>> @@ -1641,4 +1656,18 @@
>>                      linux,code = <KEY_VOLUMEUP>;
>>              };
>>      };
>> +
>> +    usb_type_b: connector {
>> +            compatible = "linux,usb-conn-gpio", "gpio-usb-b-connector";
> please use "gpio-usb-b-connector" and "usb-b-connector", due to
> "linux,usb-conn-gpio" is not supported now
> 
> 

Thanks for info, will update accordingly.

>> +            label = "micro-USB";
>> +            type = "micro";
>> +            vbus-gpio = <&gpio TEGRA_GPIO(Z, 0) GPIO_ACTIVE_LOW>;
>> +
>> +            port {
>> +                    usb_b_conn_ep: endpoint {
>> +                            remote-endpoint = <&usb_role_switch>;
>> +                    };
>> +            };
>> +    };
>> +
>>  };
> 
>