Re: [PATCH v3 4/4] ARM: dts: imx5: add gpu nodes

From: Fabio Estevam
Date: Mon Dec 03 2018 - 17:16:09 EST


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