linux-kernel - [PATCH v3 2/2] arm: dts: sc7180: Add support for gpu fuse

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Message-Id: <1607337728-11398-2-git-send-email-akhilpo@codeaurora.org>
Date:   Mon,  7 Dec 2020 16:12:08 +0530
From:   Akhil P Oommen <akhilpo@...eaurora.org>
To:     freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org
Cc:     robh@...nel.org, dri-devel@...edesktop.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        jcrouse@...eaurora.org, mka@...omium.org, robdclark@...il.com,
        dianders@...omium.org
Subject: [PATCH v3 2/2] arm: dts: sc7180: Add support for gpu fuse

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