[PATCH v4 2/2] arm: dts: sc7180: Add support for gpu fuse

From: Akhil P Oommen
Date: Fri Jan 08 2021 - 13:16:57 EST


Add support for gpu fuse to help identify the supported opps.

Signed-off-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxx>
---
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@7c4000 {
@@ -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