[PATCH v5 05/16] arm64: dts: rk3399: Move u2phy into root port

Frank Wang frank.wang at rock-chips.com
Tue May 26 05:49:00 CEST 2020


Hi Jagan, Kever,

On 2020/5/15 10:40, Kever Yang wrote:
> Hi Jagan, Frank,
>
> On 2020/5/13 下午3:15, Frank Wang wrote:
>> From: Jagan Teki <jagan at amarulasolutions.com>
>>
>> Yes, This is changing the actual device tree u2phy
>> structure but the problem with the current Generic
>> PHY subsystem is unable to find PHY if the PHY node
>> is not part of the root structure.
>
> I don't understand for this, it should be able to bind the device when
>
> dm scan fdt.
>
> Rockchip code always can use this node directly without modify, could
>
> you check again?
>

Sub-nodes under grf were not scanned recursively since dm_scan_fdt_dev 
is not assigned to rk3399_syscon driver's bind in Upstream codes .

I have fixed it and updated all changed for patch v6, please refer to 
below links.

https://patchwork.ozlabs.org/project/uboot/cover/20200526033220.20047-1-frank.wang@rock-chips.com/


BR,
Frank

> Thanks,
>
> - Kever
>
>>
>> This will be reverted,
>> - Once we support the PHY subsystem to get the PHY
>>    even though it is not part of the root node or
>> - any other relevant solution that get the phy
>>    directly without traversing all nodes.
>>
>> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
>> ---
>>   arch/arm/dts/rk3399.dtsi | 108 +++++++++++++++++++--------------------
>>   1 file changed, 54 insertions(+), 54 deletions(-)
>>
>> diff --git a/arch/arm/dts/rk3399.dtsi b/arch/arm/dts/rk3399.dtsi
>> index 74f2c3d490..6c77f25f23 100644
>> --- a/arch/arm/dts/rk3399.dtsi
>> +++ b/arch/arm/dts/rk3399.dtsi
>> @@ -1387,60 +1387,6 @@
>>               status = "disabled";
>>           };
>>   -        u2phy0: usb2-phy at e450 {
>> -            compatible = "rockchip,rk3399-usb2phy";
>> -            reg = <0xe450 0x10>;
>> -            clocks = <&cru SCLK_USB2PHY0_REF>;
>> -            clock-names = "phyclk";
>> -            #clock-cells = <0>;
>> -            clock-output-names = "clk_usbphy0_480m";
>> -            status = "disabled";
>> -
>> -            u2phy0_host: host-port {
>> -                #phy-cells = <0>;
>> -                interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
>> -                interrupt-names = "linestate";
>> -                status = "disabled";
>> -            };
>> -
>> -            u2phy0_otg: otg-port {
>> -                #phy-cells = <0>;
>> -                interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
>> -                         <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
>> -                         <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
>> -                interrupt-names = "otg-bvalid", "otg-id",
>> -                          "linestate";
>> -                status = "disabled";
>> -            };
>> -        };
>> -
>> -        u2phy1: usb2-phy at e460 {
>> -            compatible = "rockchip,rk3399-usb2phy";
>> -            reg = <0xe460 0x10>;
>> -            clocks = <&cru SCLK_USB2PHY1_REF>;
>> -            clock-names = "phyclk";
>> -            #clock-cells = <0>;
>> -            clock-output-names = "clk_usbphy1_480m";
>> -            status = "disabled";
>> -
>> -            u2phy1_host: host-port {
>> -                #phy-cells = <0>;
>> -                interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH 0>;
>> -                interrupt-names = "linestate";
>> -                status = "disabled";
>> -            };
>> -
>> -            u2phy1_otg: otg-port {
>> -                #phy-cells = <0>;
>> -                interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH 0>,
>> -                         <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH 0>,
>> -                         <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH 0>;
>> -                interrupt-names = "otg-bvalid", "otg-id",
>> -                          "linestate";
>> -                status = "disabled";
>> -            };
>> -        };
>> -
>>           emmc_phy: phy at f780 {
>>               compatible = "rockchip,rk3399-emmc-phy";
>>               reg = <0xf780 0x24>;
>> @@ -1462,6 +1408,60 @@
>>           };
>>       };
>>   +    u2phy0: usb2-phy at e450 {
>> +        compatible = "rockchip,rk3399-usb2phy";
>> +        reg = <0x0 0xe450 0x0 0x10>;
>> +        clocks = <&cru SCLK_USB2PHY0_REF>;
>> +        clock-names = "phyclk";
>> +        #clock-cells = <0>;
>> +        clock-output-names = "clk_usbphy0_480m";
>> +        status = "disabled";
>> +
>> +        u2phy0_host: host-port {
>> +            #phy-cells = <0>;
>> +            interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
>> +            interrupt-names = "linestate";
>> +            status = "disabled";
>> +        };
>> +
>> +        u2phy0_otg: otg-port {
>> +            #phy-cells = <0>;
>> +            interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
>> +                     <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
>> +                     <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
>> +            interrupt-names = "otg-bvalid", "otg-id",
>> +                      "linestate";
>> +            status = "disabled";
>> +        };
>> +    };
>> +
>> +    u2phy1: usb2-phy at e460 {
>> +        compatible = "rockchip,rk3399-usb2phy";
>> +        reg = <0x0 0xe460 0x0 0x10>;
>> +        clocks = <&cru SCLK_USB2PHY1_REF>;
>> +        clock-names = "phyclk";
>> +        #clock-cells = <0>;
>> +        clock-output-names = "clk_usbphy1_480m";
>> +        status = "disabled";
>> +
>> +        u2phy1_host: host-port {
>> +            #phy-cells = <0>;
>> +            interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH 0>;
>> +            interrupt-names = "linestate";
>> +            status = "disabled";
>> +        };
>> +
>> +        u2phy1_otg: otg-port {
>> +            #phy-cells = <0>;
>> +            interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH 0>,
>> +                     <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH 0>,
>> +                     <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH 0>;
>> +            interrupt-names = "otg-bvalid", "otg-id",
>> +                      "linestate";
>> +            status = "disabled";
>> +        };
>> +    };
>> +
>>       tcphy0: phy at ff7c0000 {
>>           compatible = "rockchip,rk3399-typec-phy";
>>           reg = <0x0 0xff7c0000 0x0 0x40000>;
>
>





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