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Date: Wed, 3 Feb 2021 23:24:27 +0530
From: Akhil P Oommen <akhilpo@...eaurora.org>
To: Bjorn Andersson <bjorn.andersson@...aro.org>
Cc: devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org, mka@...omium.org,
dri-devel@...edesktop.org, freedreno@...ts.freedesktop.org
Subject: Re: [PATCH v4 2/2] arm: dts: sc7180: Add support for gpu fuse
On 2/3/2021 4:22 AM, Bjorn Andersson wrote:
> On Fri 08 Jan 12:15 CST 2021, Akhil P Oommen wrote:
>
> Please align the $subject prefix with other changes in the same file.
> I fixed it up while picking up the patch this time.
>
Will take of this in future. Thanks, Bjorn.
-Akhil.
> Regards,
> Bjorn
>
>> Add support for gpu fuse to help identify the supported opps.
>>
>> Signed-off-by: Akhil P Oommen <akhilpo@...eaurora.org>
>> ---
>> arch/arm64/boot/dts/qcom/sc7180.dtsi | 22 ++++++++++++++++++++++
>> 1 file changed, 22 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> index 6678f1e..8cae3eb 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> @@ -675,6 +675,11 @@
>> reg = <0x25b 0x1>;
>> bits = <1 3>;
>> };
>> +
>> + gpu_speed_bin: gpu_speed_bin@1d2 {
>> + reg = <0x1d2 0x2>;
>> + bits = <5 8>;
>> + };
>> };
>>
>> sdhc_1: sdhci@...000 {
>> @@ -1907,52 +1912,69 @@
>> operating-points-v2 = <&gpu_opp_table>;
>> qcom,gmu = <&gmu>;
>>
>> + nvmem-cells = <&gpu_speed_bin>;
>> + nvmem-cell-names = "speed_bin";
>> +
>> interconnects = <&gem_noc MASTER_GFX3D 0 &mc_virt SLAVE_EBI1 0>;
>> interconnect-names = "gfx-mem";
>>
>> gpu_opp_table: opp-table {
>> compatible = "operating-points-v2";
>>
>> + opp-825000000 {
>> + opp-hz = /bits/ 64 <825000000>;
>> + opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
>> + opp-peak-kBps = <8532000>;
>> + opp-supported-hw = <0x04>;
>> + };
>> +
>> opp-800000000 {
>> opp-hz = /bits/ 64 <800000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
>> opp-peak-kBps = <8532000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-650000000 {
>> opp-hz = /bits/ 64 <650000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
>> opp-peak-kBps = <7216000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-565000000 {
>> opp-hz = /bits/ 64 <565000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
>> opp-peak-kBps = <5412000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-430000000 {
>> opp-hz = /bits/ 64 <430000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
>> opp-peak-kBps = <5412000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-355000000 {
>> opp-hz = /bits/ 64 <355000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
>> opp-peak-kBps = <3072000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-267000000 {
>> opp-hz = /bits/ 64 <267000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
>> opp-peak-kBps = <3072000>;
>> + opp-supported-hw = <0x07>;
>> };
>>
>> opp-180000000 {
>> opp-hz = /bits/ 64 <180000000>;
>> opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
>> opp-peak-kBps = <1804000>;
>> + opp-supported-hw = <0x07>;
>> };
>> };
>> };
>> --
>> 2.7.4
>>
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