From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Ilia Lin <ilia.lin@kernel.org>, Viresh Kumar <vireshk@kernel.org>,
Nishanth Menon <nm@ti.com>, Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Georgi Djakov <djakov@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-pm@vger.kernel.org, linux-clk@vger.kernel.org,
Christian Marangi <ansuelsmth@gmail.com>,
Stephan Gerhold <stephan@gerhold.net>
Subject: [RFC PATCH 7/8] ARM: dts: qcom: msm8960: add L2 cache scaling
Date: Sun, 2 Jul 2023 20:50:44 +0300 [thread overview]
Message-ID: <20230702175045.122041-8-dmitry.baryshkov@linaro.org> (raw)
In-Reply-To: <20230702175045.122041-1-dmitry.baryshkov@linaro.org>
Populate L2 cache node with clock, supplies and OPP information to
facilitate scaling L2 frequency.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
arch/arm/boot/dts/qcom/qcom-msm8960-cdp.dts | 5 +
.../qcom/qcom-msm8960-samsung-expressatt.dts | 5 +
arch/arm/boot/dts/qcom/qcom-msm8960.dtsi | 124 +++++++++++++++++-
3 files changed, 133 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-cdp.dts b/arch/arm/boot/dts/qcom/qcom-msm8960-cdp.dts
index cba0d1e460a1..2f73f058d855 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960-cdp.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960-cdp.dts
@@ -336,6 +336,11 @@ pm8921_ncp: ncp {
};
};
+&L2 {
+ vdd-mem-supply = <&pm8921_l24>;
+ vdd-dig-supply = <&pm8921_s3>;
+};
+
/* eMMC */
&sdcc1 {
status = "okay";
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
index 6bc02bf25120..7132255c7003 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
@@ -321,6 +321,11 @@ pm8921_ncp: ncp {
};
};
+&L2 {
+ vdd-mem-supply = <&pm8921_l24>;
+ vdd-dig-supply = <&pm8921_s3>;
+};
+
&usb_hs1_phy {
v3p3-supply = <&pm8921_l3>;
v1p8-supply = <&pm8921_l4>;
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
index 65065276c885..48b3962dd4fb 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
@@ -2,6 +2,7 @@
/dts-v1/;
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/qcom,krait-cc.h>
#include <dt-bindings/clock/qcom,gcc-msm8960.h>
#include <dt-bindings/reset/qcom,gcc-msm8960.h>
#include <dt-bindings/clock/qcom,lcc-msm8960.h>
@@ -41,9 +42,130 @@ cpu@1 {
};
L2: l2-cache {
- compatible = "cache";
+ compatible = "qcom,krait-l2-cache", "cache";
cache-level = <2>;
cache-unified;
+ clocks = <&kraitcc KRAIT_L2>;
+ #interconnect-cells = <1>;
+ operating-points-v2 = <&l2_opp_table>;
+
+ l2_opp_table: opp-table-l2 {
+ compatible = "operating-points-v2";
+
+ opp-384000000 {
+ opp-hz = /bits/ 64 <384000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-432000000 {
+ opp-hz = /bits/ 64 <432000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-486000000 {
+ opp-hz = /bits/ 64 <486000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-540000000 {
+ opp-hz = /bits/ 64 <540000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-594000000 {
+ opp-hz = /bits/ 64 <594000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-648000000 {
+ opp-hz = /bits/ 64 <648000000>;
+ opp-microvolt = <1050000 1050000 1150000>,
+ <1050000 1050000 1150000>;
+ };
+
+ opp-702000000 {
+ opp-hz = /bits/ 64 <702000000>;
+ opp-microvolt = <1050000 1050000 1050000>,
+ <1050000 1050000 1050000>;
+ };
+
+ opp-756000000 {
+ opp-hz = /bits/ 64 <756000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-810000000 {
+ opp-hz = /bits/ 64 <810000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-864000000 {
+ opp-hz = /bits/ 64 <864000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-918000000 {
+ opp-hz = /bits/ 64 <918000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-972000000 {
+ opp-hz = /bits/ 64 <972000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1026000000 {
+ opp-hz = /bits/ 64 <1026000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1080000000 {
+ opp-hz = /bits/ 64 <1080000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1134000000 {
+ opp-hz = /bits/ 64 <1134000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1188000000 {
+ opp-hz = /bits/ 64 <1188000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1242000000 {
+ opp-hz = /bits/ 64 <1242000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1296000000 {
+ opp-hz = /bits/ 64 <1296000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+
+ opp-1350000000 {
+ opp-hz = /bits/ 64 <1350000000>;
+ opp-microvolt = <1150000 1150000 1150000>,
+ <1150000 1150000 1150000>;
+ };
+ };
};
};
--
2.39.2
next prev parent reply other threads:[~2023-07-02 17:51 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-02 17:50 [RFC PATCH 0/8] ARM: qcom: msm8960: support CPU frequency scaling Dmitry Baryshkov
2023-07-02 17:50 ` [RFC PATCH 1/8] dt-bindings: nvmem: qfprom: add compatible for MSM8960 Dmitry Baryshkov
2023-07-03 16:38 ` Conor Dooley
2023-07-02 17:50 ` [RFC PATCH 2/8] cpufreq: qcom-nvmem: enable core voltage scaling " Dmitry Baryshkov
2023-07-02 17:50 ` [RFC PATCH 3/8] cpufreq: qcom-nvmem: provide vmin constraint for early Kraits Dmitry Baryshkov
2023-07-03 11:38 ` Konrad Dybcio
2023-07-02 17:50 ` [RFC PATCH 4/8] ARM: dts: qcom: msm8960-cdp: constraint cpufreq regulators Dmitry Baryshkov
2023-07-04 13:03 ` Konrad Dybcio
2023-07-04 13:34 ` Dmitry Baryshkov
2023-07-04 13:50 ` Konrad Dybcio
2023-07-02 17:50 ` [RFC PATCH 5/8] ARM: dts: qcom: msm8960-samsung-expressatt: " Dmitry Baryshkov
2023-07-02 17:50 ` [RFC PATCH 6/8] ARM: dts: qcom: msm8960: add Krait clock controller Dmitry Baryshkov
2023-07-02 17:50 ` Dmitry Baryshkov [this message]
2023-07-02 17:50 ` [RFC PATCH 8/8] ARM: dts: qcom: apq8064: add simple CPUFreq support Dmitry Baryshkov
2023-07-04 13:05 ` Konrad Dybcio
2023-07-04 13:44 ` Dmitry Baryshkov
2023-07-04 13:49 ` Konrad Dybcio
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