On Thu, Sep 06, 2018 at 04:16:30PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren <ren_guo@xxxxxxxxx> wrote: > > > diff --git a/arch/csky/boot/dts/qemu.dts b/arch/csky/boot/dts/qemu.dts > > new file mode 100644 > > index 0000000..d36e4cd > > --- /dev/null > > +++ b/arch/csky/boot/dts/qemu.dts > > @@ -0,0 +1,77 @@ > > +/dts-v1/; > > +/ { > > + compatible = "csky,qemu"; > > + #address-cells = <1>; > > + #size-cells = <1>; > > + interrupt-parent = <&intc>; > > Ideally, qemu would supply a dtb file that matches the current configuration, > as we do for instance on the ARM 'virt' machine. This allows you > much more flexibility in running all kinds of options, as well as extending > qemu later with new features. So, I should remove qemu.dts in next version patch? > > + > > + timer0: timer@0xffffd000 { > > + compatible = "snps,dw-apb-timer"; > > + reg = <0xffffd000 0x1000>; > > + clocks = <&dummy_apb>; > > + clock-names = "timer"; > > + interrupts = <1>; > > + }; > > + > > + timer1: timer@0xffffd014 { > > Drop the leading '0x' in the unit-address here (in all devices) Ok