[Letux-kernel] [PATCH 2/5] DTS: MIPS: JZ4780: add USB PHY&OTG
H. Nikolaus Schaller
hns at goldelico.com
Wed Sep 16 19:29:52 CEST 2020
Hi Zhou,
yes, I assumed that there is a problem...
If you do not want to write a full patch, just let me know what I should change.
BR and thanks,
Nikolaus
> Am 16.09.2020 um 18:30 schrieb Zhou Yanjie <zhouyanjie at wanyeetech.com>:
>
> Hi Nikolaus,
>
> The otg and phy nodes should be adjusted, I will send you a new patch as soon as possible.
>
> 在 2020/9/16 下午4:11, H. Nikolaus Schaller 写道:
>> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
>> ---
>> arch/mips/boot/dts/ingenic/jz4780.dtsi | 28 ++++++++++++++++++++++++++
>> 1 file changed, 28 insertions(+)
>>
>> diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi b/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> index ce0260a69e7dbb..7cffdc8b70be68 100644
>> --- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> +++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
>> @@ -72,6 +72,16 @@ cgu: jz4780-cgu at 10000000 {
>> #clock-cells = <1>;
>> };
>> + usb_phy: otg_phy at 10000000 {
>> + compatible = "ingenic,jz4770-phy";
>> + reg = <0x10000000 0x100>;
>> +
>> + clocks = <&cgu JZ4780_CLK_OTG1>;
>> + clock-names = "usb_phy";
>> +
>> + #phy-cells = <0>;
>> + };
>> +
>> tcu: timer at 10002000 {
>> compatible = "ingenic,jz4780-tcu",
>> "ingenic,jz4770-tcu",
>> @@ -610,4 +620,22 @@ lcdc1: lcdc1 at 130a0000 {
>> status = "disabled";
>> };
>> + usb_otg: otg at 0x13500000 {
>> + compatible = "ingenic,jz4770-otg", "snps,dwc2";
>> + reg = <0x13500000 0x40000>;
>> +
>> + interrupt-parent = <&intc>;
>> + interrupts = <21>;
>> +
>> + phys = <&usb_phy>;
>> + phy-names = "usb2-phy";
>> +
>> + // clocks & clock-names?
>> + // clocks = ?;
>> + // clock-names = "otg";
>> +
>> + g-rx-fifo-size = <256>;
>> + g-np-tx-fifo-size = <256>;
>> + g-tx-fifo-size = <256 256 256 256 256 256 256 512>;
>> + };
>> };
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