Am Mittwoch, 7. Dezember 2016, 09:52:08 CET schrieb Brian Norris:
> Hi,
>
> On Wed, Dec 07, 2016 at 06:09:16PM +0100, Heiko Stuebner wrote:
> > Am Donnerstag, 1. Dezember 2016, 18:27:28 CET schrieb Brian Norris:
> > > Add the dwc3 usb needed node information for rk3399.
> > >
> > > Signed-off-by: Brian Norris <briannorris@xxxxxxxxxxxx>
> > > ---
> > > Somewhat rewritten from Caesar's reposting (v2) of my patch.
> > >
> > > Changes:
> > > * Include USB2 PHY (which is now in -next)
> > > * Don't include USB3 PHY, as extcon support is not ready yet
> > > * Drop non-upstream properties
> > > * Fixup whitespace a bit
> > >
> > > ---
> > >
> > > arch/arm64/boot/dts/rockchip/rk3399.dtsi | 60
> > >
> > > ++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+)
> > >
> > > diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> > > b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index
> > > 4ca8f9a7601c..1e97fb8c6415
> > > 100644
> > > --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> > > +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> > > @@ -316,6 +316,66 @@
> > >
> > > };
> > >
> > > };
> > >
> > > + usbdrd3_0: usb@fe800000 {
> >
> > insert location above usb@fe380000 is sorted wrong
>
> So, *how* do you think things are sorted here? Alphabetical by label? Or
> by node name? Or by unit address? I guess I'm seeing you meant unit
> address.
correct. Per unit-address first, nodes without address alphabetical by node-
name (above nodes with addresses), never by label.
> But pcie@f8000000 is also out of order then. I guess maybe
> that's the only one then.
Yep, pcie is misplaced as sadly sometimes I miss those errors as well.
Heiko
> > > + 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 = "clk_usb3otg0_ref", "clk_usb3otg0_suspend",
> > > + "aclk_usb3otg0", "aclk_usb3_rksoc_axi_perf",
> > > + "aclk_usb3", "aclk_usb3_grf";
> >
> > clock-names do not match binding. The dwc3-of-simple does not care, as it
> > just enables all of them it seems, but binding doc states the clock names
> > as>
> > - clock-names: Should contain the following:
> > "ref_clk" Controller reference clk, have to be 24 MHz
> > "suspend_clk" Controller suspend clk, have to be 24 MHz or 32 KHz
> > "bus_clk" Master/Core clock, have to be >= 62.5 MHz for SS
> >
> > operation and >= 30MHz for HS operation
> >
> > "grf_clk" Controller grf clk
>
> Ah, sorry. I'll try to go with the rockchip,dwc3.txt names better.
>
> There are a few extra clocks here now, but I think those might only be
> for USB3 support, which isn't really working yet. I'll either document
> them or drop them.
>
> > > + resets = <&cru SRST_A_USB3_OTG0>;
> > > + reset-names = "usb3-otg";
> >
> > you could update the binding documentation to list this one.
>
> Similar story; this is only used for some of the hacky stuff Rockchip is
> doing for USB3/TypeC stuff out of tree. I'll either document it or drop
> it (as I'm not actually using it yet).
>
> Thanks,
> Brian
>
> > Heiko
> >
> > > + status = "disabled";
> > > +
> > > + 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>;
> > > + phy-names = "usb2-phy";
> > > + snps,dis_enblslpm_quirk;
> > > + snps,dis-u2-freeclk-exists-quirk;
> > > + snps,dis_u2_susphy_quirk;
> > > + snps,dis-del-phy-power-chg-quirk;
> > > + status = "disabled";
> > > + };
> > > + };
>
> [...]
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