[U-Boot] [PATCH 1/2] rk3399: Restore broken USB3 DTS description.

Kever Yang kever.yang at rock-chips.com
Fri Jul 26 09:51:34 UTC 2019


Hi Chris,

Could you help to check if this patch still needed after patches from Mark:
c908d46f3a rockchip: xhci: Remove RK3399 support
062790f461 usb: xhci-dwc3: Add USB2 PHY configuration
aaa8d6b149 usb: dwc3-of-simple: Add support for RK3399

Thanks,
- Kever

Kever Yang <kever.yang at rock-chips.com> 于2019年5月27日周一 下午2:47写道:

>
>
> On 05/07/2019 04:49 PM, Christoph Muellner wrote:
> > This is a partial revert of commit 0a09f2f1173d
> > ("rockchip: Adjust rk3399 device tree to be closer to linux").
> >
> > Harmonizing the rk3399.dtsi with the one from Linux is a good idea.
> > However, this is only true if the information within that file can be
> > used by U-Boot. Before the named commit USB3 was working fine, after the
> > commit USB3 was broken on all RK3399 boards.
> >
> > This commit reverts the USB3 changes to the original ones, which provide
> > the required information for the corresponding drivers in the U-Boot
> tree.
> >
> > Signed-off-by: Christoph Muellner <
> christoph.muellner at theobroma-systems.com>
> Yes, USB dts node is different from Linux now, and I thinks there are
> patches
> on the list are still working on sync with Linux, we have to make it
> work first
> before sync everything with Linux.
>
> Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
>
> Thanks,
> - Kever
> > ---
> >
> >  arch/arm/dts/rk3399.dtsi | 88
> ++++++++++++++++++------------------------------
> >  1 file changed, 32 insertions(+), 56 deletions(-)
> >
> > diff --git a/arch/arm/dts/rk3399.dtsi b/arch/arm/dts/rk3399.dtsi
> > index b53e41b4dc..823d459957 100644
> > --- a/arch/arm/dts/rk3399.dtsi
> > +++ b/arch/arm/dts/rk3399.dtsi
> > @@ -349,69 +349,45 @@
> >               status = "disabled";
> >       };
> >
> > -     usbdrd3_0: dwc3_typec0: usb at fe800000 {
> > -             compatible = "rockchip,rk3399-dwc3";
> > -             #address-cells = <2>;
> > -             #size-cells = <2>;
> > -             ranges;
> > -             clocks = <&cru SCLK_USB3OTG0_REF>, <&cru
> SCLK_USB3OTG0_SUSPEND>,
> > -                      <&cru ACLK_USB3OTG0>, <&cru
> ACLK_USB3_RKSOC_AXI_PERF>,
> > -                      <&cru ACLK_USB3>, <&cru ACLK_USB3_GRF>;
> > -             clock-names = "ref_clk", "suspend_clk",
> > -                           "bus_clk", "aclk_usb3_rksoc_axi_perf",
> > -                           "aclk_usb3", "grf_clk";
> > -             resets = <&cru SRST_A_USB3_OTG0>;
> > -             reset-names = "usb3-otg";
> > +     dwc3_typec0: usb at fe800000 {
> > +             compatible = "rockchip,rk3399-xhci";
> > +             reg = <0x0 0xfe800000 0x0 0x100000>;
> >               status = "disabled";
> > +             snps,dis-enblslpm-quirk;
> > +             snps,phyif-utmi-bits = <16>;
> > +             snps,dis-u2-freeclk-exists-quirk;
> > +             snps,dis-u2-susphy-quirk;
> >
> > -             usbdrd_dwc3_0: dwc3 {
> > -                     compatible = "snps,dwc3";
> > -                     reg = <0x0 0xfe800000 0x0 0x100000>;
> > -                     interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH 0>;
> > -                     dr_mode = "otg";
> > -                     phys = <&u2phy0_otg>, <&tcphy0_usb3>;
> > -                     phy-names = "usb2-phy", "usb3-phy";
> > -                     phy_type = "utmi_wide";
> > -                     snps,dis_enblslpm_quirk;
> > -                     snps,dis-u2-freeclk-exists-quirk;
> > -                     snps,dis_u2_susphy_quirk;
> > -                     snps,dis-del-phy-power-chg-quirk;
> > -                     snps,dis-tx-ipgap-linecheck-quirk;
> > -                     power-domains = <&power RK3399_PD_USB3>;
> > -                     status = "disabled";
> > +             #address-cells = <2>;
> > +             #size-cells = <2>;
> > +             hub {
> > +                     compatible = "usb-hub";
> > +                     usb,device-class = <USB_CLASS_HUB>;
> > +             };
> > +             typec_phy0 {
> > +                     compatible = "rockchip,rk3399-usb3-phy";
> > +                     reg = <0x0 0xff7c0000 0x0 0x40000>;
> >               };
> >       };
> >
> > -     dwc3_typec1: usbdrd3_1: usb at fe900000 {
> > -             compatible = "rockchip,rk3399-dwc3";
> > -             #address-cells = <2>;
> > -             #size-cells = <2>;
> > -             ranges;
> > -             clocks = <&cru SCLK_USB3OTG1_REF>, <&cru
> SCLK_USB3OTG1_SUSPEND>,
> > -                      <&cru ACLK_USB3OTG1>, <&cru
> ACLK_USB3_RKSOC_AXI_PERF>,
> > -                      <&cru ACLK_USB3>, <&cru ACLK_USB3_GRF>;
> > -             clock-names = "ref_clk", "suspend_clk",
> > -                           "bus_clk", "aclk_usb3_rksoc_axi_perf",
> > -                           "aclk_usb3", "grf_clk";
> > -             resets = <&cru SRST_A_USB3_OTG1>;
> > -             reset-names = "usb3-otg";
> > +     dwc3_typec1: usb at fe900000 {
> > +             compatible = "rockchip,rk3399-xhci";
> > +             reg = <0x0 0xfe900000 0x0 0x100000>;
> >               status = "disabled";
> > +             snps,dis-enblslpm-quirk;
> > +             snps,phyif-utmi-bits = <16>;
> > +             snps,dis-u2-freeclk-exists-quirk;
> > +             snps,dis-u2-susphy-quirk;
> >
> > -             usbdrd_dwc3_1: dwc3 {
> > -                     compatible = "snps,dwc3";
> > -                     reg = <0x0 0xfe900000 0x0 0x100000>;
> > -                     interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH 0>;
> > -                     dr_mode = "otg";
> > -                     phys = <&u2phy1_otg>, <&tcphy1_usb3>;
> > -                     phy-names = "usb2-phy", "usb3-phy";
> > -                     phy_type = "utmi_wide";
> > -                     snps,dis_enblslpm_quirk;
> > -                     snps,dis-u2-freeclk-exists-quirk;
> > -                     snps,dis_u2_susphy_quirk;
> > -                     snps,dis-del-phy-power-chg-quirk;
> > -                     snps,dis-tx-ipgap-linecheck-quirk;
> > -                     power-domains = <&power RK3399_PD_USB3>;
> > -                     status = "disabled";
> > +             #address-cells = <2>;
> > +             #size-cells = <2>;
> > +             hub {
> > +                     compatible = "usb-hub";
> > +                     usb,device-class = <USB_CLASS_HUB>;
> > +             };
> > +             typec_phy1 {
> > +                     compatible = "rockchip,rk3399-usb3-phy";
> > +                     reg = <0x0 0xff800000 0x0 0x40000>;
> >               };
> >       };
> >
>
>
>
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