[Freedreno] [PATCH 2/5] arm64:dts:sdm845: Add support for GPU LLCC

Vivek Gautam vivek.gautam at codeaurora.org
Thu Apr 5 06:52:55 UTC 2018


Hi Sharat,


On 3/23/2018 12:49 PM, Sharat Masetty wrote:
> Add client side bindings required for the GPU to use the last level
> system cache. Also add a register range in the GPU CX domain.
>
> Signed-off-by: Sharat Masetty <smasetty at codeaurora.org>
> ---
>   arch/arm64/boot/dts/qcom/sdm845.dtsi | 8 ++++++--
>   1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index eb0a1b2..7e2d938 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -887,8 +887,8 @@
>   		compatible = "qcom,adreno-630.2", "qcom,adreno";
>   		#stream-id-cells = <16>;
>   
> -		reg = <0x5000000 0x40000>;
> -		reg-names = "kgsl_3d0_reg_memory";
> +		reg = <0x5000000 0x40000>, <0x509e000 0x10>;
> +		reg-names = "kgsl_3d0_reg_memory", "cx_mem";
>   
>   		/*
>   		 * Look ma, no clocks! The GPU clocks and power are controlled
> @@ -898,6 +898,10 @@
>   		interrupts = <0 300 0>;
>   		interrupt-names = "kgsl_3d0_irq";
>   
> +		/* GPU related llc slices */
> +		cache-slice-names = "gpu", "gpuhtw";
> +		cache-slices = <&llcc 12>, <&llcc 11>;

Please add corresponding binding doc changes.

Best regards
Vivek

> +
>   		iommus = <&kgsl_smmu 0>;
>   
>   		operating-points-v2 = <&gpu_opp_table>;



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