Hi Jonathan, Thanks for working on this. Really nice to see GPU support for mx51/mx53! On Mon, Dec 3, 2018 at 7:21 PM Jonathan Marek <jonathan@xxxxxxxx> wrote: Please add a commit log. > Signed-off-by: Jonathan Marek <jonathan@xxxxxxxx> > --- > arch/arm/boot/dts/imx51.dtsi | 17 +++++++++++++++++ > arch/arm/boot/dts/imx53.dtsi | 17 +++++++++++++++++ > 2 files changed, 34 insertions(+) > > diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi > index 67d462715..e9a7bbce9 100644 > --- a/arch/arm/boot/dts/imx51.dtsi > +++ b/arch/arm/boot/dts/imx51.dtsi > @@ -628,5 +628,22 @@ > clock-names = "ipg", "ahb"; > }; > }; > + > + gpu: gpu@30000000 { We put the peripheral nodes in address order, so this one should go prior to the IPU node. > + compatible = "amd,imageon-200.1", "amd,imageon"; I can't find the dt-bindings for these compatible entries. Have you documented them? > + reg = <0x30000000 0x20000>; > + reg-names = "kgsl_3d0_reg_memory"; > + interrupts = <12>; > + interrupt-names = "kgsl_3d0_irq"; > + clocks = <&clks IMX5_CLK_GPU3D_GATE>, <&clks IMX5_CLK_GARB_GATE>; > + clock-names = "core_clk", "mem_iface_clk"; > + > + qcom,gpu-pwrlevels { > + compatible = "qcom,gpu-pwrlevels"; > + qcom,gpu-pwrlevel@0 { You could drop this @0