[PATCH 2/3] ARM: dts: sun8i: Add support for USB controllers on A23/A33

Chen-Yu Tsai wens at csie.org
Tue Jun 2 18:52:43 PDT 2015


On Wed, Jun 3, 2015 at 3:18 AM, Hans de Goede <hdegoede at redhat.com> wrote:
> Hi,
>
> On 06/02/2015 02:29 PM, Chen-Yu Tsai wrote:
>>
>> A23/A33 has one pair of EHCI/OHCI USB controllers. There are 2 USB PHYs,
>> one for the USB OTG controller, one for the EHCI/OHCI pair. The latter
>> may also support HSIC, though none of the available boards utilize this,
>> so this is not supported yet.
>>
>> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
>
>
> Thanks, I've applied this one (minus the phy node which belongs in
> sun8i-a23.dtsi as it is a23 specific) to my sunxi-wip branch, and if it
> is ok with you I will take care of upstreaming this further.

OK with me. Thanks!

ChenYu

>> ---
>>   arch/arm/boot/dts/sun8i-a23-a33.dtsi | 34
>> ++++++++++++++++++++++++++++++++++
>>   1 file changed, 34 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>> b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>> index 7abd0ae3143d..4f1ca44a81f1 100644
>> --- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>> +++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>> @@ -332,6 +332,40 @@
>>                         #size-cells = <0>;
>>                 };
>>
>> +               usbphy: phy at 01c19400 {
>> +                       compatible = "allwinner,sun8i-a23-usb-phy";
>> +                       reg = <0x01c19400 0x10>, <0x01c1a800 0x4>;
>> +                       reg-names = "phy_ctrl", "pmu1";
>> +                       clocks = <&usb_clk 8>, <&usb_clk 9>;
>> +                       clock-names = "usb0_phy", "usb1_phy";
>> +                       resets = <&usb_clk 0>, <&usb_clk 1>;
>> +                       reset-names = "usb0_reset", "usb1_reset";
>> +                       status = "disabled";
>> +                       #phy-cells = <1>;
>> +               };
>> +
>> +               ehci0: usb at 01c1a000 {
>> +                       compatible = "allwinner,sun8i-a23-ehci",
>> "generic-ehci";
>> +                       reg = <0x01c1a000 0x100>;
>> +                       interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
>> +                       clocks = <&ahb1_gates 26>;
>> +                       resets = <&ahb1_rst 26>;
>> +                       phys = <&usbphy 1>;
>> +                       phy-names = "usb";
>> +                       status = "disabled";
>> +               };
>> +
>> +               ohci0: usb at 01c1a400 {
>> +                       compatible = "allwinner,sun8i-a23-ohci",
>> "generic-ohci";
>> +                       reg = <0x01c1a400 0x100>;
>> +                       interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
>> +                       clocks = <&ahb1_gates 29>, <&usb_clk 16>;
>> +                       resets = <&ahb1_rst 29>;
>> +                       phys = <&usbphy 1>;
>> +                       phy-names = "usb";
>> +                       status = "disabled";
>> +               };
>> +
>>                 pio: pinctrl at 01c20800 {
>>                         /* compatible gets set in SoC specific dtsi file
>> */
>>                         reg = <0x01c20800 0x400>;
>>
>



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